Unit 5 What are the shirts made of?单元教案（5课时）

Unit 5　What are the shirts made of?
类别
课程标准要求掌握的项目
单元话题
In this unit, students learn to talk about what products are made of and where they are made.
单元语法
Passive voice (present tense)
教学目标
1.能够用英语描述及询问物品的制作材料。
2.正确理解被动语态的用法及句子结构。
3.了解一些日常用品的制成材料，增加生活常识，养成良好的生活习惯；了解一些地方知名产品或传统艺术品的制作过程以及制作材料，培养学生的民族自豪感及爱国主义精神等素养。
学情分析
本单元通过了解中国制造的产品在全世界的影响力，让学生树立强烈的民族自豪感。让学生通过梳理句子主语与谓语的关系，与主动语态的对比，体会被动语态谓语动词结构的变化。在实际运用中熟练掌握被动语态。
第一课时　Section A(1a～2d)
　　
   
类别
课时要点
重点
单词
1.produce v. 生产，制造 　　　　　　　　2.widely adv. 广泛地，普遍地
3.process v. 加工，处理 4.pack v. 包装，装箱
5.leaf n．叶，叶子
重点
词组
1.be made of/from 由……制成　　　　　　2.be made in sw.在某地制造
3.the art and science fair 艺术与科学展览 4.environmental protection 环境保护
5.grass and leaves 草地与树叶 6.be known for /be famous for 以……闻名
7.as far as I know据我所知 8.on the sides of mountains 在山边上
9.for example 例如 10.by hand 用手，手工
重点
句式
1.—What's the model plane made of?
—It's made of paper.
——这个飞机模型是用什么制成的？
——它是用纸制成的。
2. —What is the painting made from?
—It is made from cotton.
——这幅油画是用什么制成的？
——它是用棉花制成的。
3.—Is this ring made of silver?
—Yes, and it was made in Thailand.
——这枚戒指是由白银制成的吗？
——是的，并且它是在泰国制造的。
4. —Where is tea produced in China?
—It is produced in many different areas.
——在中国，哪些地方产茶？
——在中国的许多不同的地区都出产茶叶。
   
§自主学习案
翻译下列词组。
1．由……做成 be__made__of/be__made__from
2.在某地制造 be__made__in__
3．艺术和科学展览 the__art__and__science__fair
4.飞机模型 a__model__plane
5．因……出名 be__famous__for/be__known__for
6．在山边上 on__the__sides__of__mountains
7．手工制作 by__hand
8．世界各地 all__over__the__world
9．对……有好处 be__good__for
10.在过去 in__the__past
11.据我所知 as__far__as__I__know
§课堂导学案
Step 1 准备与热身(Preparation)
播放动画片《造纸过程》的视频，让学生们了解这个中国传统发明的情况。
T: Who invented paper first?
S1：Cai Lun invented it in Han Dynasty.
T: What was paper made of then?
S2: It was mainly made of bamboo.
T: Was it easy for people to make paper then?
S1：No, it was very difficult then.
T: What is paper made of now?
S3: It's mainly made of wood, bamboo, and cotton.
…
Step 2 呈现与输入 (Presentation)
1．要求学生翻开课本P33页，快速阅读1a表格部分的内容。把物品和可能构成他们的材料匹配起来。(1分钟)
2．要求学生听第一遍录音，并完成课本上1b的听力任务。(1分钟)
3．要求学生听第二遍录音，并逐句进行跟读。(2分钟)
Step 3练习与体验 (Practice)
1．要求学生先练习1a中的对话，再模仿1c的对话，用1b表格中的信息进行对话练习。并邀请2－3对同学当堂进行演示。(3分钟)
2．要求学生翻开课本P34放录音一遍，完成2a，2b的听力任务。(1分钟)
3．要求学生听第二遍录音，并逐句进行跟读。(2分钟)
4．听力内容巩固训练。要求学生根据所听到的内容完成下列各句。完成后要求若干学生给出自己的答案。以巩固对听力内容的了解。(4分钟)
5．大声朗读听力材料。(1分钟)
Step 4 运用与生成 (Production)
1．放下听力材料，要求学生模仿听力内容，利用2a，2b的信息分角色练习对话。然后邀请2－3对同学当堂演示。看哪一对的表现最佳。(5分钟)
2．播放2d的对话录音，让学生跟读，模仿并理解大意。然后让学生分角色朗读并表演2d的对话。(5分钟)
Step 5 巩固与提高(Progress)
对话内容巩固训练。要求学生根据2d对话的内容完成下列各句。完成后要求若干学生给出自己的答案。以巩固对对话内容的了解。(4分钟)
1．China is famous__for tea both in the past and now.
2．As__far__as I know, tea plants are__grown on the sides of mountains.
3. When the leaves are ready, they are__picked by hand and then are__sent for processing.
4．The tea is__packed and sent to many different countries and places around China.
5. People say that tea is__good__for both health and business !
探究点
Is it made of silver? 它是用银子做成的吗？
be made of由……制成，表示制成成品后，从成品中能够看出原料来，制作过程仅发生物理变化。
e．g.The clothes is made of silk.
这件衣服是用丝绸做的。(看得出是用丝绸面料做的)
【拓展】辨析be made from, be made in
(1)be made from由……制成，表示制成成品后，看不出原料来。
e．g.Paper is made from wood.纸是用木材做成的。(已经看不出原材料木头了。)
(2)be made in某物生产于某地，in后接某地。
e．g.This TV set is made in Japan.这台电视机产于日本。
针对训练
根据汉语完成句子。
1. 这个课桌是木制的。
The desk is__made__of wood.
2. 这辆小汽车产于广州。
The car is__made__in Guangzhou.
3．这些瓶子是用玻璃制成的。
These bottles are__made__of glass.
Step 6 家庭作业(Homework)
1．Recite the conversation in 1c after school.
2．完成本单元学生用书第一课时的练习。
§教学反思：__
__
__
第二课时　Section A(3a～4c)
　　
   
类别
课时要点
重点
单词
1.local adj. 当地的，本地的 　　　　　　2.avoid v. 避免，回避
3.mobile adj. 可移动的，非固定的 4.everyday adj. 每天的，日常的
5.Germany 德国　adj.German 6.surface n．表面，表层
7.material n. 材料，原料 8.traffic n. 交通
重点
词组
1.American goods美国商品
2.no matter what无论什么
3.products in the local shops本地商铺的产品
4.made in China中国制造
5.everyday things日常用品
6.make high-technology products制造高科技新产品
7.in all parts of the world在世界所有的地区
8.his shopping experiences 他的购物经历
9.on the last Friday of each month在每月的最后一个星期五
10.in Germany 在德国
11.most of the earth's surface地球的大部分表面
12.cause many traffic accidents导致许多的交通事故
13.use this silver plate 使用这个银制的盘子
重点
句式
1. No matter what you may buy, you might think those products were made in those countries. 无论你可能买什么，你都可能认为这些产品是在这些国家生产的。
2. He found it interesting that so many products in the local shops were made in China.
他很有趣的发现在本地商铺有如此多的产品是中国制造的。
3. He realized that Americans can hardly avoid buying products made in China.
他意识到美国人也不可避免地买中国制造的产品。
4. However, he wishes that in the future China will also get better at making high-technology products that people can buy in all parts of the world.然而，他希望在将来中国也能更擅长制造让人们在世界各地都能买到的高科技产品。
5.—Are your shirts made of cotton？
—Yes, they are.And they were made in the US.
——你的衬衣是由棉花制成的吗？
——是的。并且是在美国制造的。
重点
句式
6.—What's the model plane made of？
—It's made of used wood and glass.
——这个飞机模型是由什么制成的？
——它是由废弃的木材和玻璃制成的。
7.—Where was your pencil made?
—It was made in Shanghai.
——你的铅笔是在哪制造的？
——它是在上海制造的。
8. —What language is spoken in Germany？
—Most people speak German, but many can speak English.
——在德国讲什么语言？
——大部分人讲德语，但许多人也讲英语。
　　   
§自主学习案
翻译下列词组。
1．无论什么 no__matter__what
2．当地商店 the__local__shops
3．即使 even__though__
4．日常用品 everyday__things
5.中国造的产品 products__made__in__China
6.他的购物经历 his__shopping__experiences
7．美国品牌 American__brands
8．高科技产品 high-technology__products
9．在……种植 be__grown__in
10．在……生产 be__produced__in
11.在……制造 be__made__in
12．在德国 in__Germany
13．用过的木头 used__wood
14.在许多不同的地方 in__many__different__areas
15.造成交通事故 cause__traffic__accidents
16．在每月的最后一个星期五 on__the__last__Friday__of__each__month
17.地球表面 the__earth's__surface
18．被……所覆盖 be__covered__by/with
§课堂导学案
Step 1 准备与热身(Preparation)
展示一段伦敦奥运会礼品的视频，让学生了解中国制造已被世界人民所接受。
Then ask students some questions：
T: As we know, there are so many things made in China in England.What about in America and other countries in the world? Now let's read the passage of 3a.First, read quickly and find the answers to these questions：
1．Where did Kang Jian visit last year?
2．Were there many things made in China in the US?
3.What two things did Kang Jian want to buy in the US?
4.Where were they made?
Step 2 呈现与输入 (Presentation)
1．要求学生快速默读短文，熟知大意，并推断每段的大意，并找出康健想在美国买哪两样东西，以及它们都是哪儿制造的。然后邀请几位同学给出自己的答案，全班一起检查讨论。(3分钟)
2．先邀请几位同学阅读短文(可一人一段)，教师要注意语音，及时纠正。然后播放录音，全班同学一起跟读。(3分钟)
Step 3练习与体验 (Practice)
1．完成教材3b的任务，要求学生再次阅读短文内容，回答3b中所提出的问题。(5分钟)
2．再细读一遍3a的短文，写出3c中所给的词分别指代什么。
Step 4 运用与生成 (Production)
短文内容巩固练习。教师可给出一篇改写了的短文，将一些重点的表达方式空出。让学生在规定的时间内补全短文。然后邀请若干同学给出自己的答案。(4分钟)
Now more and more Chinese travel foreign for vacation, they found it's interesting that wherever they go, they could find the products that made in China.China is widely known for making everyday things, such as football, handbag,__mobile phones.These things are packed and sent to all parts of the world.Even in the local shops, the Americans realized that they can hardly avoid buying products made in China.However,__we wish that in the future China will also get better at making high-technology products that people can buy in all parts of the world.
Step 5 呈现与输入 (Presentation)
要求学生分角色问答并翻译表格中的句子。说出被动语态的各种句式的变化形式。并能造出相仿的句子。简要归纳被动语态的结构及用法，并完成本单元学生用书单元语法小专题Grammar Focus的精讲专练部分。
Step 6 练习与体验 (Practice)
1．要求学生翻开课本P36，用所给单词的正确形式完成句子。给出5分钟的时限，并请5位同学朗读句子，全班集体核对答案。
参考答案
1．aren't allowed 　2.are paid 　3.is spoken 　4.is covered 　5.is cleaned
2．参照4b所提供的信息和例句，用被动语态改写句子。给出5分钟的时限，并请4位同学在黑板上改写，全班集体核对答案。(5分钟)
参考答案
2. The best materials are used to make dresses in this shop.
3．Many traffic accidents are caused by careless driving.
4．Letters and postcards are brought to people's homes by the postman.
5．This silver plate isn't used very often in our family.
Step 7 运用与生成 (Production)
1．先根据4c方框所提供的单词，依照4c方框所提供的对话，向五位同学询问他们穿戴的，及书包中所包含的物品，然后再与同伴交流讨论。
SA: What's your pencil made of?
SB: It's made of wood.
SA : Where was it made?
SB: It was made in Shanghai.
2．小结训练。要求学生在规定的时间内完成一个小练习。并请若干学生给出自己的答案。有错误的及时解决纠正。(2分钟)
句型转换。
1.We play basketball after class in our school.(改为被动语态)
Basketball is__played after class in our school.
2. This kind of rice is only grown in__our__hometown．(对画线部分提问)
Where__is this kind of rice only grown?
3. People don't make ice-wine in Canada any more.(改为被动语态)
Ice-wine isn't__made__in Canada any more.
4．This kind of glasses is used for__keeping__off__the__wind．(对画线部分提问)
What__is this kind of glasses used__for?
5.Do you allow the children under 18 to drive cars in your country? (改为被动语态)
Are the children under 18 allowed__to__drive cars in your country?
Step 8 巩固与提高(Progress)
探究点
No matter what you may buy, you might think those products were made in those countries.
无论你买什么，你都可能认为那些产品是在那些国家生产的。
此句是由no matter＋特殊疑问词引导的让步状语从句。意为：无论……。
no matter常与what/who/when/where等词连用，构成连词词组来引导让步状语从句。从句可放在句首，也可放在句尾。当主句用将来时，no matter＋特殊疑问词引导的从句常用一般现在时表将来。
e．g.No matter what he says, don't believe him.＝Don't believe him no matter what he says.
不管他说什么，不要相信他。
No matter when you arrive here, just call me.＝Just call me no matter when you arrive here.
不管你什么时候到这里，给我打电话就行了。
No matter how fast you drive, it'll take you at least 2 hours from here to there.
无论你开多快，从这里到那里，至少得开两个钟头。
针对训练
根据汉语完成句子。
1. 无论那栋房子花多少钱，怀特先生都会买下来。
Mr.White will buy that house no__matter__how__much__it__is.
2．无论她拿的是哪一本书，她都应该要问问她的老板。
No__matter__which__book__she__took，she should ask her boss.
3．无论你是谁都不能违法。
No__matter__who__you__are，you can't break the law.
4．无论你去哪儿我都会跟着你。
No__matter__where__you__go，I'll follow you.
Step 9 家庭作业(Homework)
1．用下列短语造句。
no matter, be made in, find it ＋ adj.that…，
even though, avoid doing sth., everyday things
2.完成本单元学生用书第二课时的练习。
§教学反思：__
__
__
第三课时　Section B(1a～1e)
　　
   
类别
课时要点
重点
单词
1.international adj.国际的
2.competitor n．参赛者，竞争者
重点
句式
1.—Where did you go on vacation?
—I went to an international kite festival.
——你去哪度的假？
——我去了一个国际风筝节。
2.The international kite festival is held in April every year.
国际风筝节是在每年的四月举行。
3. Laura didn't know that kite flying could be so exciting.
劳拉不知道放飞风筝可能会如此令人兴奋。
4. Some of the kites Zheng Yun saw were made of paper.
郑云看到的一些风筝是由纸做的。
5. Some were painted with colorful animals.
一些(风筝)被画上彩色的动物。
   
§自主学习案
翻译下列词组。
1．找出 find__out
2．风筝节 a__kite__festival
3．如何做风筝 how__to__make__a__kite
4．放风筝 fly__a__kite__
5．去度假 go__on__a__vacation
6.因……而出名 be__famous__for
7.国际风筝节 __an__international__kite__festival
§课堂导学案
Step 1 准备与热身(Preparation)
展示一组风筝的图片对学生们说：
你去过山东吗？你知道山东潍坊的风筝节吗？今天我将带大家一起去了解一些山东潍坊的风筝节。
请同学们认真思考老师提出的问题，然后作出回答。(3分钟)
①Show a picture of an international kite festival and ask：
—Do you know what festival is it?
—It's Wei Fang International Kite Festival.
—Do you like flying kites?
—What kind of kites do you have?
②Free talk.Ask students to talk about how to fly a kite and how to make a kite.
Finish task 1a.
Step 2 呈现与输入 (Presentation)
要求学生翻开课本P37，迅速阅读1a部分的内容。并按要求完成课本上相应的任务。然后要求5－8名同学给出自己的答案，教师可把这些句子在黑板上列举出来以进一步巩固被动语态的结构。(3分钟)
Step 3练习与体验 (Practice)
1．听第一遍录音，完成课本上1b部分的任务。找2个同学核对答案。要求读出序号和完整的句子。
2．听第二遍录音，完成课本上1c部分的任务。在播放录音前，要求学生抓住要点，并注意一些听写技巧。核对答案时，要求先读出要填写的单词，然后读出完整的句子。
1．Z　 2.L 　3.Z 　4.L　 5.L
3．再听第一遍录音，用听到的内容完成课本上1d部分的句子。找5个同学朗读句子核对答案。要求读出序号和完整的句子。
1．kites　　2.April　　3.all over the world　　4.competitions　　5.silk or paper, drawings
4．听第三遍录音，并打开听力材料，全班逐句进行跟读。(2分钟)
Step 4 运用与生成 (Production)
放下听力材料，要求学生模仿听力内容，利用1b，1d的信息分角色练习Laura与Zheng Yun的对话。然后邀请2－3对同学当堂演示。看哪一对的表现最佳。(5分钟)
Step 5 巩固与提高(Progress)
探究点
Laura is trying to find out more about what Zheng Yun thinks about Weifang.
劳拉正试图多了解郑云对潍坊的看法。
find out找出；发现；查出(真相)，其后一般接名词、代词或从句。
e．g.Please find out where they live.请查出他们住在哪儿。
You should find out about the news.你应当想办法查明那个消息。
Have you found out who stole your car？你查出是谁偷了你的车没有？
【拓展】辨析look for, find与find out
look for寻找；是有目的地找，强调“寻找”这一动作。
e．g.What are you looking for？你在找什么？
find找到；发现，通常指找到或发现具体的东西，也可指偶然发现某物或某种情况，强调的是“找”的结果。
e．g.He didn't find his bike.他没找到他的自行车。
find out多指通过调查、询问、打听之后“搞清楚，弄明白”，通常含有“经过困难曲折”的含义，指找出较难找到的、无形的抽象的东西。
e．g.Try to find out who has broken the window.尽力查出是谁打破了窗户。
针对训练
( C )1.—Peter, go and ________ who is knocking on the door.
—Sure, dad.
A．look for　　　　　 B．find　　　　　 C．find out　　　　　 D．look at
( B )2.Have you ________ the keys you lost?
A．found out B．found C．looked for D．looked
( C )3.I________ my pen everywhere.
A．found out B．found C．looked for D．looked
Step 6 家庭作业(Homework)
1．Try to write a short introduction on how to make a Chinese clay piece.
2．完成本单元学生用书第三课时的练习。
§教学反思：__
__
__
第四课时　Section B(2a～2e)
　　
   
类别
课时要点
重点
单词
1.form n. 形式，类型　　　　　　　　2.lively adj. 生气勃勃的
3.heat n. 热，高温　v．加热，变热 4.complete v. 完成
重点
词组
1.special forms of traditional art 传统艺术的特殊形式
2.objects of beauty 美丽的物体
3.according to Chinese history 根据中国历史
4.send out 释放
5.be covered with 被……覆盖
6.sky lanterns 天灯
7.paper cutting 剪纸
8.a Chinese fairy tale 中国童话故事
9.fire at a very high heat 在高温下烧烤
10.be famous for/be known for以……而闻名
11.be made of /from由……制成
12.be used for…被用来做……
13.research on how languages are learned关于怎样学习语言的研究
重点
句式
1.The most common things are turned into objects of beauty.
这些最普通的东西都被变成美的物体。
2.Sky lanterns are used at festivals and other celebrations.天灯用于节日和其他庆祝活动。
3.They are made of bamboo and covered with paper.他们是由竹子制成并在外面糊上纸。
4.They are seen as bright symbols of happiness and good wishes.
他们被看做幸福和美好愿望的美丽象征。
5. Paper cutting has been around for over 1，500 years.剪纸已有1，500多年的历史了。
重点
句式
6. The red paper is folded before it is cut with scissors.红纸在用剪刀裁剪之前，要被折叠。
7. The pieces are carefully shaped by hand from a very special kind of clay and then allowed to air-dry.这些陶片被小心地用一种特别的黏土手工成形然后凉干。
8. Our town is famous for the rice.我们镇以大米而闻名。
9. The boy is known in the whole school for fighting.这个男孩以打架闻名全校。
10. Cheese is made from milk by workers.奶酪是由工人们用牛奶制成的。
11. This plane is made of steel in China.这架飞机是用钢材在中国制造的。
12. This piece of glass is used as a door for keeping off wind.
这块玻璃被当作一扇门用来挡风。
　　   
§自主学习案
翻译下列词组。
1．把……变成…… turn__…__into__…
2．被……覆盖 be__covered__with
3．被点燃 be__lit__
4．被折叠 be__folded__
5．春节 the__Spring__Festival
6．好运 good__luck
7．中国神话故事 a__Chinese__fairy__tale
8．用剪刀剪 be__cut__with__scissors
§课堂导学案
Step 1 准备与热身(Preparation)
1．情景导入：
你在元宵节放过天灯吗？你会剪窗花吗？你见过天津的小泥人吗？这些都是中国的传统民俗艺术。(4分钟)
Question：
What do you know about Chinese folk or traditional art?
2．进行短文学习之前，教师引导学生浏览2a关于短文的介绍。告诉学生下面的短文是关于中国民俗文化的短文。
Step 2 呈现与输入 (Presentation)
1．要求学生快速默读短文，熟知大意，并完成短文后的表格。 然后邀请几位同学给出自己的答案，全班一起检查讨论。(3分钟)
Traditional art form
Materials used
1.Sky lanterns
Bamboo, paper
2.Paper cuttings
Paper，scissors
3.Chinese clay
Clay
2.先邀请几位同学阅读短文(可一人一段)，教师要注意语音，及时纠正。然后播放录音，全班同学一起跟读。(3分钟)
Step 3练习与体验 (Practice)
1.让学生再细读短文， 回答2c所提出的问题。(5分钟)
(1) They usually try to show the things that are important in life, such as love, beauty and family.
(2) The sky lanterns were used for asking for help when in trouble in the past, and now they are used as bright symbols of happiness and good wishes.
(3)The most common pictures of paper cuttings are flowers, animals and things about Chinese history.
(4)During the Spring Festival, they are put on windows, doors and walls as symbols of wishes for good luck and a happy new year.
(5) To make Chinese clay, the pieces are first carefully shaped by hand from a very special kind of clay and then allowed to air-dry.After drying, they are fired at a very high heat.They are then polished and painted.It takes several weeks to complete everything.
Step 4 运用与生成 (Production)
1．用2d方框中所给的短语的正确形式完成2d中的句子。设置一个5分钟的时限，然后请一个同学朗读句子，核对答案。
参考答案
1．send out, rise into 　2.turns, into ; put, on
3．such as, covered with
2．让学生分组先讨论一下2e所提出的问题。
Step 5 巩固与提高(Progress)
探究点
The pieces are usually cute children or lively characters from a Chinese fairy tale or historical story.
这些陶瓷工艺品常常是一些憨态可掬的娃娃形象或是一些中国神话故事中的人物形象。
lively adj.活泼的，有生气的；栩栩如生的，生动的。
e．g.His class is always lively.他的课总是很生动。
He gave us a lively description about his trip to Beijing.
他向我们生动地描述了他的北京之旅。
Step 6家庭作业 (Homework)
完成本单元学生用书第四课时的练习。
§教学反思：__
__
__
第五课时　 Section B(3a～3b)
　　
   
类别
课时要点
重点单词
special，famous，products，artwork
重点短语
is famous for，is/are made of/from/with/by/in，is/are used for，is/are known for
重点句式
1.What are some special things that your town/city is famous for?
2.These can be food，artwork or any other products.
3.Discuss them with a partner and take notes.
   
§课堂导学案
Step 1 准备与热身(Preparation)
1．复述制作风筝及放风筝的过程。
2．China is a country with traditional art.Each part has its own special forms of traditional art. What do you know about folk or traditional art, like paper cutting?
Step 2呈现与输入 (Presentation)
1．让学生讨论完成3a表格的内容。
2．根据内容提示，写出你们城市以什么而闻名，比如说食物，艺术品或者其他的产品，然后和同伴进行交流，写出提要。
Step 3练习与体验 (Practice)
要求学生完成下列练习，通过练习来加强学生的理解，使所学语言得到了及时的运用。
一、用方框中所给词的适当形式填空。

1．The stars are__seen on bright night.
2．He lit the candle and left his mother's room.
3．We can see the lanterns rise into the air slowly.
4．Your eyes are__covered with your hair.It's bad for your eyes.
5．Gifts bring children happiness.
二、根据句意及首字母提示完成句子。
1．This bird is very clever and it can open the cover of the bottle with its own mouth.
2．The old man can cut many different kinds of paper cutting with scissors.
3．The bag slowly rose into the air like a balloon.
4．Thanks to the sun，it gives us the light and the heat.
5．It took the man three months to complete his new novel.
Step 4 运用与生成 (Production)
1．要求学生们根据3a写的提要以及3b方框中所给的句型、短语提示写出一篇文章介绍这种产品。
2．学生完成后评出优秀的书信在班上展示，对于存在的问题，予以指导纠正。
Step 5 家庭作业(Homework)
完成本单元学生用书第五课时的练习。
§教学反思：__
__
__

　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　Unit 6 　When was it invented？(这是边文，请据需要手工删加)
　　　　　　　　　　　　　　　　　　　　　　　　　　　　Unit 6 　When was it invented? (这是边文，请据需要手工删加)
Unit 6 　When was it invented?
类别
课程标准要求掌握的项目
单元话题
In this unit, students learn to talk about the history of inventions.
单元语法
Passive voice (past tense)
教学目标
1.能掌握以下句型：
①—When was the telephone invented？
—I think it was invented in 1876.
②—What are they used for?
—They are used for seeing at night.
2.能谈论物品被发明的时间、发明者，表达某发明的用途。
3.了解一些近现代发明的时间及用途，激发自己热爱发明的情感。培养学生善于观察事物，面对难题，用积极的态度去解决，发挥想象力，认识世界，改造世界，拥有强烈求知欲的素养。
学情分析
本单元话题是发明，学生们对发明不太熟悉，因此教师在讲前应普及下有关发明的知识。在畅谈发明话题时自觉运用被动语态的过去时态。
第一课时　Section A(1a～2d)
　　
   
类别
课时要点
重点
单词
1.style n．样式，款式　　　　　　2.pleasure n．高兴，愉快
3.daily adj. 日常的，每日的 4.mention v. 提到，说到
5.list v．列表，列清单n.名单，清单
重点
词组
1.shoes with special heels特殊后跟的鞋子
2.hot ice-cream scoop 热的冰淇淋勺子
3.run on electricity 电动的
4.be used for被用作
5.such a great invention 如此了不起的发明
6.our daily lives我们的日常生活
7.have a point有点道理
8.with pleasure 愿意效力
重点
句式
1.I think the TV was invented before the car.
我认为电视是在轿车之前发明的。
2. —When was the telephone invented？
—I think it was invented in 1876.
——电话是什么时候发明的？
——我认为电话是在1876年被发明的。
3.—What are they used for?
—They are used for changing the style of the shoes.
——他们可用来做什么？
——他们可用来改变鞋子的样式。
4.The zipper was invented by Whitcomb Judson in 1893.But at that time, it wasn't used widely.
拉链是由Whitcomb Judson 在1893 年发明的，在那时它并没有得到广泛应用。
   
§自主学习案
翻译下列词组。
1．特殊后跟的鞋子 shoes__with__special__heels
2．热的冰淇淋勺子 hot__ice-cream__scoop
3．电动的 run__on__electricity
4．被用作 be__used__as
5．学校项目的课题 the__subject__for__my__school__project
6．我们的日常生活 our__daily__lives
7．有点道理 have__a__point
§课堂导学案
Step 1 准备与热身(Preparation)
展示一些近代发明的图片与近代发明的发明者，让学生们将图片与发明者相连。
T: Do you know what these inventions are?
S1: It's a car.
S2: It's a telephone.
S3: It's a television.
T: Do you know who these inventors are?
S1: Karl Benz.
S2: Alexander Bell.
S3: J．L.Baird.
Let students match the inventions and the inventors.
Step 2 呈现与输入 (Presentation)
1．要求学生翻开课本P41，迅速阅读1a部分的内容。并按要求完成课本上相应的任务： Number the pictures.(1分钟)
2．检查答案，先要求全班一起给出答案并检查讨论。
3．要求学生听第一遍录音，并完成课本上1b的听力任务： Listen and match the inventions with the years.Check their answers: 读出序号－读出年份－读出完整的句子。(2分钟)
4．要求学生听第二遍录音，并逐句进行跟读。(2分钟)
5．完成教材1c的任务，要求学生模仿1a内容，进行对话练习。并邀请2－3对同学当堂进行演示。(3分钟)
6．小结训练。要求学生在规定的时间内完成一个小练习。并请若干学生给出自己的答案。有错误的及时解决纠正。(2分钟)
用所给单词的正确形式填空。
1．When was the telephone invented (invent)?
2．The computer can help(help) us do math problems.
3. In those days, the woman couldn't afford (afford)a TV because they were really expensive.
4．A friend of mine (I) came to see me last week.
5．I think you need to__take (take) a history class.
Step 3练习与体验 (Practice)
1．要求学生翻开课本P42。播放录音一遍，完成2a，2b的听力任务，然后个别检查，统一核对答案。(2分钟)
2．要求学生听第二遍录音，并逐句进行跟读。(2分钟)
3．听力内容巩固训练。要求学生根据所听到的内容完成下列各句。完成后要求若干学生给出自己的答案。以巩固对听力内容的了解。(4分钟)
　　The battery-operated slippers are used for seeing in the dark.They were invented by Julie Thompson.This heated ice-cream scoop is used for scooping out really cold ice-cream.The shoes with adjustable heels are used for cleaning the style of your shoes.
4．大声朗读听力材料。(1分钟)
Step 4 运用与生成 (Production)
1．放下听力材料，要求学生模仿听力内容，利用2a，2b的信息分角色进行对话练习。然后邀请2－3对同学当堂演示。看哪一对的表现最佳。(5分钟)
2．播放2d的对话录音，让学生跟读，模仿并理解大意。然后让学生分角色朗读并表演2d的对话。(5分钟)
3．对话内容巩固训练。要求学生根据2d对话的内容完成短文。完成后要求若干学生给出自己的答案。以巩固对对话内容的了解。(4分钟)
Last week, Roy saw a website,__it says the zipper is one of the greatest small inventions that changed the world.It mentioned that the zipper was invented by Whitcomb Judson in 1893.But at that time, it wasn't widely used.Paul thinks he do seems to have a point.The zipper is really such a great invention and it's used in our daily lives very often and everywhere.
Step 5 巩固与提高(Progress)
探究点
They're used for seeing in the dark.人们在黑暗中用它们来照路。
be used for被用来做……
短语后接名词或动词的-ing形式。
e．g.Knives are used for cutting things.刀用来切东西。
English is used for business.英语用于做生意。
【拓展】
(1)be used as被用作……，介词as表示“作为”，其后接名词，强调使用的工具及手段。
e．g.The room is used as an office.这间房被用作办公室。
(2)be used by被……使用，介词by后面接动作的执行者。
e．g.Cellphone is used by most people.大多人都用手机。
(3)be used to do sth.被用来做某事。
e．g.Smartphones are used to play games.智能手机可被用来玩游戏。
针对训练
用use的恰当形式填空。
1．Everything you say will be recorded and will be__used__by us.
2．Some herb(草本植物)can be__used__as medicine.
3．The bricks(砖) are__used__for building houses.
Step 6 家庭作业(Homework)
1．背诵2d的对话。
2．完成本单元学生用书第一课时的练习。
§教学反思：__
__
__
第二课时　Section A(3a～4c)
　　
   
类别
课时要点
重点
单词
1.nearly adv.几乎，差不多 　　　　　2.boil v. 煮沸，烧开
3.remain v. 保持不变；剩余 4.national adj.国家的，民族的
5.ring v．发出响声，打电话 6.smell n．气味 v．发出…气味，闻到
7.low adj.低的，矮的 8.translate v. 翻译
9.lock v．锁上　n．锁 10.sudden adj.突然的
重点
词组
1.by accident偶然，意外地
2.a Chinese ruler called Shen Nong一位叫神农的中国统治者
3.over the open fire在火堆上
4.fall into the water 落入水中
5.make tea 泡茶
6.take place 发生
7.without doubt毫无疑问
8.the saint of tea茶圣
9.It is said that 据说，听说
10.at a low price 以一个很低的价格
11.take these photos 拍这些照片
12.go out alone 单独外出
13.translate the book into different languages 把书翻译成不同种的语言
14.all of a sudden突然
15.work on 从事，进行
重点
句式
1.The most popular drink in the world, was invented by accident.
世界上最受欢迎的饮料是被偶然发明的。
2. Many people believe that tea was first drunk by Shen Nong nearly 5，000 years ago.
许多人相信茶是在将近五千年前由神农首先喝的。
3.A nice smell was produced when the tea leaves dropped into the hot water.
当茶叶落入热水中时发出一种很香的味道。
重点
句式
4.It also discusses where the finest tea leaves were produced and what kinds of water were used.
它也讨论了什么地方出产最好的茶叶并且用什么样的水。
5.It is believed that tea was brought to Korea and Japan during the 6th and 7th centuries.
已确信茶是在六到七世纪期间被带到韩国和日本的。
6.—When was the zipper invented？
—It was invented in 1893.
——拉链是什么时候发明的？
——它是在1893年被发明的。
7.—Who was it invented by？
—It was invented by Whitcomb Judson.
——它是由谁发明的？
——它是被惠特科姆·贾德森发明的。
8.The fridge was sold at a low price.
这个冰箱被以低价卖掉了。
9.The students were told not to eat or drink in class.
学生们被告知在课堂上不准吃或喝任何东西。
　　   
§自主学习案
翻译下列词组。
1．偶然地 by__accident
2．据说 It__is__said__that
3．落入水中 fall__into__the__water
4．在火堆上 over__an__open__fire
5．泡茶 make__tea
6．最上等的茶叶 the__finest__tea__leaves
7．茶圣 the__saint__of__tea
8．人们相信 It__is__believed__that
9．发生 take__place
10．无疑 without__doubt
11．以一个很低的价格 at__a__low__price
12．拍这些照片 take__these__photos
13．单独外出 go__out__alone
14．把书翻译成不同种的语言 translate__the__book__into__different__languages
15．突然 all__of__a__sudden
16．从事 work__on
17．不到，少于 less__than
§课堂导学案
Step 1 准备与热身(Preparation)
播放视频《茶叶的起源》，让学生们了解中国的茶文化，及茶叶被发明的渊源，并了解其发展过程。
1．What is the video about?
2．Who is the writer of Cha Jing?
Students try to answer the questions:
It's about the tea.
Lu Yu.
Step 2 呈现与输入 (Presentation)
1．要求学生快速默读短文，熟知大意，并完成课本3a的任务：match each paragraph with its main idea; 然后邀请几位同学给出自己的答案，全班一起学习讨论。(3分钟)
2．先邀请几位同学阅读短文(可一人一段)，教师要注意学生的语音，给予必要的朗读指导。然后播放录音，全班同学一起跟读。(3分钟)
Step 3练习与体验 (Practice)
1．完成教材3b的任务，要求学生再次阅读短文内容，回答3b中所提出的问题。(5分钟)
2．用3c方框中所给的单词的正确形式完成句子；设置一个5分钟的时限；然后请5位同学分别朗读句子，同时核对答案。
参考答案
1．invented　2.drunk　3.produced　4.brought　5.traded
Step 4 运用与生成 (Production)
短文内容巩固练习。教师可给出一篇改写了的短文，将一些重点的表达方式空出。让学生在规定的时间内补全短文。然后邀请若干同学给出自己的答案。(4分钟)
Tea is the most popular drink in the world.But to our surprise, it was invented by accident.It wasn't brought to western world until 1610, but it was discovered 3，000 years earlier.An ancient Chinese legend says Shen Nong discovered the tea when he was boiling drinking water in the open air.Some leaves from a nearby bush fell into the water and remained there for some time.And a pleasant smell came from the water then.He__tasted the mixture and it was wonderful.And in this way, tea was invented.
Step 5 呈现与输入 (Presentation)
学生阅读Grammar Focus中的句子，然后完成本单元学生用书单元语法小专题Grammar Focus的精讲专练部分。
Step 6 运用与生成 (Production)
1．要求学生翻开课本P44，参照4a所提供的信息和例句，用被动语态改写句子。给出5分钟的时限，并请4位同学在黑板上改写，全班集体核对答案。(5分钟)
参考答案
2．My camera was stolen from my hotel room by somebody.
3．Where were these photos taken?
4．We were advised by our parents not to go out alone.
5．The book was translated by different writers into different languages.
2．用所给单词的正确形式完成4b句子。给出5分钟的时限，并请5位同学朗读句子，全班集体核对答案。
参考答案
1．were invited　2.were brought　3.was locked, rang 　4.were told, broke　5.were eaten, liked
3．先浏览4c的短文，确定空格处的动词是用主动形式还是被动形式，然后用动词的正确形式填空完成短文。给出5分钟的时限，并请1位同学朗读短文，全班集体核对答案。
参考答案
1．was invented　2.was born　3.worked　4.learned　5.was invented　6.was said　7.is used
Step 7 巩固与提高(Progress)
探究点
The Chinese are without doubt the ones who best understand the nature of tea.毫无疑问，中国人是最了解茶的性质的民族之一。
without doubt毫无疑问地；的确，固定短语，在句中作状语。
e．g.Without doubt, he is the best student in our class.毫无疑问，他是我们班上最好的学生。
He is, without doubt, the greatest golfer in Japan.毫无疑问，他是日本最好的高尔夫球手。
【拓展】 doubt作动词的句型：
(1)doubt＋名词或代词。
e．g.I doubt his words.我怀疑他的话。
(2)doubt＋宾语从句。
①在否定句和疑问句中，doubt后接that引导的宾语从句。
e．g.I don't doubt that he can finish the work on time.我相信他能按时完成任务。
②在肯定句中，doubt后面一般接whether或if引导的宾语从句。
e．g.I doubt whether/if she will keep her word.我不敢肯定她会信守诺言。
针对训练
根据汉语，完成句子。
1．毫无疑问，外观比价格重要。
Without__doubt，appearance comes before price.
2. 我怀疑他们能否游过河去。
I doubt whether__they__can__swim__across__the__river.
3．我相信他一定会成功。
I don't__doubt that he will succeed.
Step 8 家庭作业(Homework)
完成本单元学生用书第二课时的练习。
§教学反思：__
__
__
第三课时　Section B(1a～1e)
　　
   
类别
课时要点
重点
单词
1.crispy adj. 脆的，酥脆的　　　　　　　2.salty adj. 咸的
3.sour adj. 酸的，有酸味的 4.customer n. 顾客
重点
句式
1. —Did you know potato chips were invented by mistake？
—I didn't know that.Who invented them?
—Potato chips were invented by a cook called George Grum.
——你知道土豆条是由于错误才发明的吗？
——我不知道，是谁发明的？
——土豆条是由一个叫George Grum的厨师发明的。
2.The customer thought the potatoes were not thin enough.
顾客认为土豆不够薄。
3.Finally he put lots of salt on them so they were salty enough.
最后他在他们上面撒了许多盐以使他们足够咸。
　　   
§自主学习案
翻译下列词组。
1．错误地，无意地 by__mistake
2．尝起来很脆 taste__crispy
3．不够薄 not__thin__enough
4．使顾客高兴 make__the__customer__happy
5．最后终于 in__the__end
6．在……上放了很多盐 put__lots__of__salt__on__…
7．烹饪了很长时间 cook…__for__a__long__time
8．土豆条 potato__chips
§课堂导学案
Step 1 准备与热身(Preparation)
1．Let students watch an interesting picture.
2．Ask some questions about them.
T: What did they eat?
S1: Ice-cream.
T: What did the big dog think of the ice-cream?
S2: Sweet, cool, and delicious!
T：Well let's look at some other delicious food, please.
Step 2 呈现与输入 (Presentation)
1．要求学生翻开课本P45，迅速阅读1a部分的内容。并按要求完成课本上相应的任务。 然后要求4名同学给出自己的答案，并进行个读，齐读。(2分钟)
2．要求学生完成1b部分的任务：Write the name of a different food after each word.然后邀请几名同学给出自己的答案。并把收集的答案列举在黑板上。(4分钟)
参考答案
　　　　　sweet banana;__crispy chips;__salty noodles;__sour grapes
3．听第一遍录音，完成课本上1c部分的任务： Listen and circle T or F. (2分钟)
1．T 　2.F 　3.T 　4.F 　5.F　 6.T
Step 4 运用与生成 (Production)
1．听第二遍录音，完成课本上1d部分的任务：Listen and complete the sentences. (2分钟)
2．听力内容巩固训练。要求学生根据所听到的内容完成下列对话。完成后要求若干学生给出自己的答案。以巩固对听力内容的了解。(3分钟)
Do you like potato chips? Do you know how the potato chips were__invented? Now, let's listen and fill in the blanks.
Potato chips were invented by__mistake.They were invented by a chef called George Crum.One day a customer thought the fried potatoes weren't thin enough and weren't salty enough.So George cut them really thin and cooked them for a long time until they were crispy.And he sprinkled a lot of salt on them so they were salty.
3．听第三遍录音，并打开听力材料，全班逐句进行跟读。(2分钟)
4．放下听力材料，要求学生利用1c和1d的听力内容；模仿1e方框所给的对话编造一个有关土豆条的发明的对话练习。然后邀请2－3对同学当堂分角色演示。看哪一对的表现最佳。(5分钟)
Step 5 巩固与提高(Progress)
探究点一
Potato chips were invented by mistake.薯条是被阴差阳错地发明的。
by mistake固定短语，意为“错误地”，常用在句中作状语。
e．g.He took my umbrella by mistake.
【拓展】
(1)make a mistake犯错，也可写成make mistakes
e．g.Don't worry, we all make mistakes.
(2)mistake sb./sth.for sb./sth.把……错当成……
e．g.I mistook her for her sister.我把她误看成她妹妹。
针对训练
1．I'm sorry I took your pen by__mistake__(错误地)．
2．It's normal to make__mistakes(犯错)while learning English.
3．I mistook (错当成)her umbrella __for mine.
探究点二
George wanted to make the customer happy.乔治想使顾客高兴。
make the customer happy是make的一个固定结构。其结构为：make＋宾＋形容词，意为“使某人/物……”。
e．g.The good news made me excited.这个好消息使我很兴奋。
【拓展】
(1)make＋宾＋do sth.让某人做某事
e．g.My parents often make me do some housework.我父母经常让我做一些家务活。
(2)make＋宾＋名词/代词，使某人/物(成为)……
e．g.We made him our monitor.我们让他当我们的班长。
(3)make＋宾＋动词的过去分词，使某人/物被……
e．g.Can you speak louder to make yourself heard？你能说大点声，让别人听得见吗？
针对训练
用所给词的适当形式填空。
4．Staying up too late makes me sleepy (sleep)．
5．He lost his key.It made him stay (stay)outside.
6．His joke made us laugh (laugh)．
7．Tom played football very well.So we made him our leader (lead)．
Step 6 家庭作业(Homework)
完成本单元学生用书第三课时的练习。
§教学反思：__
__
__
第四课时　Section B(2a～2e)
　　
   
类别
课时要点
重点
单词
1.Canadian 加拿大的 　　　　　　　　2.divide v. 分开，分散
3.hero n. 英雄，男主角 4.professional adj. 职业的，专业的
5.basket n．篮，筐
重点
词组
1.a much-loved and active sport一个深受喜爱并且积极的运动
2.divide…into把……分开
3.work together配合，合作
4.at the same time同时
5.stop sb.from doing sth.阻止某人做某事
6.dream of doing sth.梦想做某事
7.look up to钦佩，仰慕
8.the professional basketball groups职业篮球机构
9.decide on决定，判定
10.come up with想到，想起
11.lead to导致
12.all of a sudden突然
13.use someone else's idea借用其他人的想法
14.more than 超过，多于
15.the popularity of basketball 篮球的普及
重点
句式
1.It is over 100 years old and is played by more than 100 million people in over 200 countries.
它有一百多年并且在二百多个国家有一亿多人都打篮球。
2.It's believed that the first basketball game in history was played on December 21，1891.
已确信历史上的第一次篮球赛是在1891年12月21日进行的。
3.Dr.Naismith created a game to be played inside on a hard floor.
Dr.Naismith创造了一个可在室内坚硬地板上玩的游戏。
4.Today, the popularity of basketball has risen around the world, with many young people dreaming of becoming famous players.
今天，随着许多年青人梦想成为著名的球员，篮球在全世界的受欢迎程度得到上升。
5.Basketball has not only become a popular sport to play，but it has also become a popular sport to watch.篮球不仅已成为受欢迎的比赛运动，而且已成为受欢迎的观赏运动。
6.This special pen was invented by Liu Jie.
这个特殊的钢笔是由刘杰发明的。
7.It's hard to tell who came up with the idea first.
很难断定谁先想到这个主意。
8.They think that the inventor used someone else's idea to create his or her invention.
他们认为发明家是借用其他人的想法来创造自己的发明。
   
§自主学习案
翻译下列词组。
1．一项深受喜爱的运动a__much__loved__sport
2．配合，合作 work__together
3．阻止某人做某事 stop__sb.from__doing__sth.
4．梦想做某事 dream__of__doing__sth.
5．钦佩，仰慕 look__up__to
6．想起，想到 come__up__with
7．导致 lead__to
8．借用他人的想法 use__someone__else's__idea
§课堂导学案
Step 1 准备与热身(Preparation)
1．向同学们展示一些篮球运动的图片，并问一些有关篮球的问题，并和全班一起讨论。
T: Do you like basketball? (What's your favorite sport？)
S1: Sure.I like it very much.
T: Do you watch basketball games?
S2: Yes.I like to watch the NBA and CBA.
T: Do you know the history of basketball game?
2．进行短文学习之前，教师要准备几个有助于理解短文内容的问题。要求学生带着问题去阅读短文。在阅读完短文之后应该能回答所给出的问题。
参考案例
1．How old is the sport of basketball?
It's__a__little__over__100__years__old.
2．When was it invented?
It__was__invented__in__1861.
3．When was the first basketball game in history played?
On__December__21st,__1891.
4．Why were the Berlin Olympics important for basketball?
Because__it__became__an__Olympic__event__in__Berlin.
5．What do many Chinese play basketball for?
They__play__it__for__fun__and__exercise.
Step 2 呈现与输入 (Presentation)
1．要求学生快速默读短文，熟知大意，并找出各段的主题大意。 然后邀请几位同学给出自己的答案，全班一起检查讨论。(3分钟)
2．先邀请几位同学阅读短文(可一人一段)，教师要注意语音，及时纠正。然后播放录音，全班同学一起跟读。(3分钟)
Step 3练习与体验 (Practice)
1．让学生再细读短文， 完成2c所给的记忆图，并适当添加其他信息。(3分钟)
Step 4 运用与生成 (Production)
1．借助2c的信息记忆图和你的同伴一起利用2d所给的问题一起来总结篮球的发展过程。
2．让学生分组先讨论一下你认为一些著名的运动员怎么样，列举一些要成为一名著名的篮球队员有哪些困难。
Step 5 巩固与提高(Progress)
探究点
It is believed that the first basketball game in history was played on December 21，1891.
人们相信历史上第一场篮球赛是在1891年12月21日举行的。
It is believed that … 人们相信……
其句型结构为：It＋ be＋动词的过去分词＋that从句。句中it是形式主语，that从句才是真正的主语。
e．g.It is believed that he is an excellent basketball player.人们相信他是一位优秀的篮球运动员。
【拓展】 类似句型还有：
It is said that 据说
It is supposed that据猜测
It is reported that 据报道
e．g.It is said that we'll have a sports meeting next week.据说下周我们要开一个运动会。
It's supposed that Mary will return soon.据猜测玛丽很快会回来。
It's reported that a car accident happened in our city.据报道我市发生了一起车祸。
针对训练
根据汉语提示完成句子。
1．It's__believed__that (人们认为)our life is better and better.
2. It's__reported__that (据报道)a new road will be built in our city.
3. It's__supposed__that__(据猜测) Mr.Black had been separated from his wife.
4. It's__said__that__(据说)a snowstorm will hit our city.
Step 6 家庭作业(Homework)
1．试着向你的朋友用英语讲述篮球的发展过程。
2．完成学生用书本单元第四课时的练习。
§教学反思：__
__
__
第五课时　 Section B(3a～3b)
　　
   
类别
课时要点
重点单词
invention，business，description，imagine
重点短语
take notes，is used for，It's hard to…，come up with….
重点句式
1.Think of something that you do not like to do.
2.Write a description of your new invention.
3.This special pen was in invented by Liu Jie.It has three colors and is used for…
   
§课堂导学案
Step 1 准备与热身(Preparation)
问题导入：
1．Who like basketball?
2．Do you watch basketball games?
3．How much do you know about this sport?
Step 2呈现与输入 (Presentation)
1．让学生讨论完成3a表格的内容。
2．根据3a所给表格列举出的内容提示，想些你不喜欢做的事，然后想一些发明来帮助你，然后和同伴进行交流，写出提要。
Step 3练习与体验 (Practice)
要求学生完成下列练习，通过练习来加强学生的理解，使所学语言得到及时的运用。
( C )1.It's ________ that the earth is round.
A．believe B．say
C．believed D．saying
( D )2.A number of the students________ on the playground now. The number________3，000.
A．is；is B．is；are
C．are；are D．are；is
( B )3.The traffic accident stopped me from________ to the station on time.
A．get B．getting
C．to get D．got
( C )4.He dreamed________ a snake(蛇)．
A．on B．with
C．of D．in
Step 4 运用与生成 (Production)
1．假设你现在是一名商人，根据3a写的提要以及3b方框中所给的句型、短语提示写出一篇描述你的新发明的文章，介绍这种新产品并设法卖给你的同学们。
2．学生完成后评出优秀的书信在班上展示，对于存在的问题，予以指导纠正。
Step 5 家庭作业(Homework)
1．查找更多有关你最想了解的一项发明的信息，然后用所给提示写句子。
2．完成本单元学生用书第五课时的练习。
§教学反思：__