Topic 3 What can we do at home to protect the environment
Section C
一、学习目标：
1、作为阅读文章，旨在培养学生通过阅读材料获取信息的阅读技能，同时通过上下文语境猜测词义培养学生的学习策略。
2、巩固学习并列句式。
3、重点词汇及句子：①biogas technology, renewable energy, up to, hold, in the near future, maglev train, energy-efficient, electric vehicle, heat from deep in the earth, run of.
②People produce power from coal, but it is very birty and causes acid rain.
③To solve the energy problem, people all over the world are looking for new ways to produce power.
④It’s too small to hold many people, but larger models will be developed in the near future.
⑤The train can reach a top speed of 431 km per hour.
二、自主预习：
英汉互译：
produce power from coal 导致酸雨
生物技术 renewable energy
be used in people’s everyday lives
主要缺点 up to 30 days
electic vehicles in the 1990s
发电 在不久的将来
the best-known maglev train German-built
maylev guide paths heat from deep in the earth
用完、耗尽 Be used for doing sth
三、合作探究：
1、独立选择，看1a中的图片，给每一段选择一幅正确的图片。
2、In many countries, people produce power from coal, but it is very dirty and causes acid rain.
①produce power from coal意为__________
②此句是but连接的__________句，这样的连接词还有__________、__________、__________。
3、This renewable energy is used in people’s everyday lives.
①be used in sth译作____________________
eg：这顶帽子在过去用于戏剧中。（汉译英）
②习惯于____________________ 过去常常……___________________
被用于做……________________ 被用来做____________________
4、It’s too small to hold many people, but larger models will be developed in the near future.
①It’s too small to hold many people的同义句为：
____________________或____________________
②句中hold意为__________，此外hold还有__________、__________、__________等义。
eg：hold a baby in one’s arms, hold a meeting, hold on.
5、The train can reach a top speed of 431 km per hour.
①译：________________________________________
②“以每小时120千米的速度”怎么表达？
__________________________________________________
四、当堂评价：
1、Read 1a and finish the task in 1b.
2、以小组合作形式讨论：The advantages and disadvantages of biogas, electric vehicle and maglev train.
3、Read the passage in 2a and match the pictures with the sentences. Then discuss in detail the use of one energy source.
五、拓展提升：
（一）根据汉语意思完成句子：
1、20世纪70年代，美国人发明了照相机和手机。
__________ __________ __________, Americans developed digital cameras and cellphones.
2、你知道过去人们怎么利用水制造动力吗？
Do you know how people __________ power __________ water in the past
3、来自太阳的能源用之不竭。
Power from the sun never __________ __________.
4、我们经常用木材来造纸。
We often __________ wood __________ __________ paper.
5、上海的磁悬浮列车最高时速可达每小时431千米。
The maglev train in Shanghai can reach __________ __________ __________ __________ 431 km per hour.
六、课后检测：
完成《名师课堂》的同步练习。Topic 3 What can we do at home to protect the environment
Section A
一、学习目标：
1、复习与环保有关的词汇与表达自我观点的句型。
2、掌握句型：and, or, but, while连接的并列句。
二、自主预习：
Task 1：写出下列各词
a. 保护 v.__________ n.___ _____
b. 环境 n. __________ adj.__________
c. 组织 v.__________ n.__________
d. 收藏 v.__________ n.__________
e. sort：n.__________ v.__________
f. use：v.__________ reuse：v.__________
Task 2：汉译英
a. 为一个组织工作
b. 帮着传播信息
c. 三个R
d. 减少我们产生的浪费
e. 使用纸的两边
f. 重复使用塑料袋
g. 鼓励某人做某事
h. 以便于
i. 被回收利用
j. 放弃
Task 3：通过网络及课外资料了解保护环境的措施。
三、合作探究：
Task 1：
Listen to 1a and answer the questions.
a. What is Jane working for
b. What is her main job
c. What are the three R’s
Task 2：
a. Read 1a and finish 1b.
b. Read 1a and finish 1c.
Task 3：
Read 1a and discuss：下列划线部分的作用。
1、Can you tell us what you are doing there
2、We all know that you’re working for an organization that protects the environment.
3、We encourage students to collect waste paper.
4、We sort them so that they can be recycled.
四、当堂评价：
1、完成下面短文。
Jane works for an __________. The organization __________ the environment. She often helps __________ the message about protecting the __________. She tells us that we can do __________ at home to protect the environment. We should __________ the waste we produce. We should use __________ side of paper and __________ plastic bags. At school teachers __________ students to __________ waste paper and soft drink cans. And we __________ them so that they can be recycled. __________ can protect the environment and it can __________ money.
2、Finish 3a.
五、拓展提升：
1、小组讨论or, and, but, while连接的并列句分别表示什么关系。
2、完成2，小组检查。
六、课后检测：
《同步练习册》Section A.Topic 3 What can we do at home to protect the environment
Section D
一、学习目标
1、Teaching and learning aims and demands：
①New words and phrases.
remove/ /__________, __________，例举类似单词__________, __________, __________, __________, __________
replace/ /__________, __________
复习instead/ /__________, __________
dry/ /__________, __________/ __________, __________
反义词wet/ /__________, __________
insect/ /__________, __________
planter/ /__________, __________
②Revise talking about ability and giving advice.
2、Teaching and learning difficult points：
①Understanding the passage. Getting the right answers to the questions.
②Finish the project.
二、自主预习：
1、他没吃早饭就去上课了
2、去除空气中的二氧化碳
3、森林被砍伐来提供造房子的木头
4、代替被砍伐的树
5、下周汤姆代替迈克扫教室（instead）
6、叮咬这些植树人的胳膊和腿
7、尽管
8、50年以后
( )9、Don’t meet an“Internet friend”alone, _______ sth. dangerous may happen to you.
A、but B、and C、or D、yet
( )10、I am fond of chemistry _______ Maria likes physics.
A、while B、but C、and D、although
三、合作探究
1、总结归纳所学的连词，词义和它们在并列句中的用法。
参考课本附录部分P126，①表示__________关系，常用__________等。②表示转折关系，常用连词__________，__________等。③表示__________关系，常用连词__________，__________等。④表示因果关系，常用连词__________，__________等。
完成课本P49，Grammar，判断该句属于哪种类型，用什么连词，并翻译整句。
2、完成Functions中的句子，并翻译、朗读。
3、Skim the passage. Try to answer the five questions.
Check the answers in small groups. Then report them to the whole class.
4、Listen and repeat after the MP3. Then read it altogether.
Underline the key words and phrases.
四、当堂评价：
1、Try to retell the passage.
2、Translate the following sentences into English.
⑴他的祖父是一名公汽司机，他的祖母是一位护士。
_________________________________________________________
⑵我的业余爱好是购物，而她喜欢运动。
______________________________________________________________
⑶玛丽亚和珍一个都没去过长城。
______________________________________________________________
⑷地面很湿，因为昨晚下雨了。
______________________________________________________________
五、拓展提升：
1、Find the greenest person.
First ask the students to finish the question air by themselves.
Then work in groups to see who is the greenest person.
Ask a student to give the report.
My friend XX __________ recycles newspapers or cans. He/She usually __________ __________ __________. When she has a short journey, she usually __________ __________ __________. She usually __________ __________ when she sees others littering. She __________ uses paper towels and she __________ eats fast food. She uses __________ __________ __________ __________ for shopping. When she leaves a room, she __________ __________ turns off the lights.
2、Give your points for your answers. What is your total Compare your result with your group members’ and tell the class who is the greenest and give reasons.
六、课后检测：
1、Recite Paragraph 1.
2、Finish off wb Exx.Topic 3 What can we do at home to protect the environment
Section B
一、学习目标：
1、学习用ought to提建议。
2、学习由连词or, and, but和while连接的复合句。
3、掌握短语、词组的用法。
4、从身边的小事做起，师生在一起保护环境，做一个环保人。
二、自主预习：
（一）英汉互译：
1、环保人
2、应该
3、停止，关掉
4、最好做……
5、代替
6、路程短
7、塑料袋
8、行动胜于言辞
9、尽力做……
10、说起来容易做起最难
11、毕竟，归根结底
（二）读下面的句子，猜猜画线的单词在句中的意思。
1、I have just calked you, but you weren’t in. __________
2、Some things we have done are good for the earth while some are bad. __________
3、We have polluted the earth, and it is sick now. __________
4、Don’t buy cups or boxes which and be used only once. __________
5、We should do everything to protect it, or we’ll be punished and lose our home. __________
三、合作探究：
Task 1：Listen and finish 1b.
Task 2：Enjoy the flash and finish 1c.
Task 3：Read 1a, work in groups.
1、ought to情态动词，无__________和__________变化，后接__________（V原/Ving），意为“应该，应当”
否定形式为：____________________
eg：我们应该礼貌对待老人。
2、区别：It is/ was +adj+for sb+to do sth It is/ was+adj+of sb+to do sth
当形式词用来描述人的性格，特征，品质时，通常选用of，这类形容词有good, kind, nice, wise, clever, foolish, right, wrong, careful等。
eg：①你能来实在太好了。
②对每一个人来说，保护环境都很重要。
四、当堂评价：
1、Retell 2a.
Jane：greener person.
M：Of course.
J：ought to, shut off, leave
M：easy, next
J：Second, instead of
M：save energy, reduce
J：Third, acloth bag, plastic bags
M：so easy to
J：Easier
M：louder than
2、Finish 2.
五、拓展提升：
1、Discuss in pairs, finish 3. Then listen and check.
2、单选：
( )⑴Some people love pets, _______ others hate them.
A、as B、when C、while D、and
( )⑵Take more exercise, _______ you will be healthier.
A、but B、for C、and D、so
( )⑶Call a taxi, _______ you will miss the train.
A、and B、though C、because D、or
( )⑷It’s getting dark, _______ they are still working.
A、and B、but C、so D、or
六、课后检测：
《同步练习册》Section B.
