Unit 15 We’re trying to save the manatees!（5个课时教案）

Unit 15 We’re trying to save the manatees!
Period 1：Section A 1a—2c
Teaching Aims
1. Key Vocabulary : manatee, cheetah, chimpanzee, kangaroo, gentle, furry, enormous, playful, aggressive, spotted, mangrove, swamp, habitat, aquatic feed, underwater, vegetation, foot, weigh, pound,polluted
2. Target Language :
I am like this animal because I am strong and intelligent．
I like water, and I like to eat vegetables．
You’re like an elephant．
---How big are manatees
---They’re about 10 feet long and they weigh about 1000 pounds．
Step 1. Lead-in
Small talks between the students in pairs.Talk about some animas we know well.Raise my questions on the blackboard: What does a monkey look like What is a monkey like
Get some pairs to talk about their ideas in class.
Step 2 Teaching aims
Present the teaching aims on the blackboard or on the screen. Let them know what they will learn.
Step 3. 1a Self Learning
Learn the new words．Make sure students can read the words correctly and fluently．
Get students to discuss the pictures after giving examples:
A gentle animal is quiet and not dangerous．
A fury animal is covered with soft hair．
An enormous animal is very great．
A playful animal is full of fun．
An aggressive animal is fond of quarrels and quick-tempered．
A spotted animal is marked with spots...
Let students begin filling in the answers on their own． When they work, walk around the classroom checking their progress and answering any questions they may have． After students have finished using all the words from the box, let the students write some other words in the blanks below the pictures．
Check the answers with the whole class．
Let students say the words they wrote under each heading．
Step 4 Listen
Before listen, students read the statements in 1b,2a and 2b,understand the requests.
Play the tape the first time,students only listen.
Play the tape a second time,finish the exercises .Listen to the tape once more,students repeat after the tape, check their answers.
Step 5 Presentation
Pairwork 1 Activity 1c. Get three students to read the conversation to the class．
Tell students to think of an animal and write down a statement or two.
Don’t say the name of the animal． A few minutes later, let students read their statements to the class and see how quickly the other students can guess what animal the students is talking about．
Pairwork 2 Activity 2c. Invite a pair of students to read the sample conversation to the class．
Let students work in pairs． While they are working, move around the classroom, checking the progress of the pairs and offering help as needed．
When students finish the work, ask one or two pairs to say their conversations to the class．
Step 6 Explain and Extension
Look at the grammar focus．Have the students explain what the verb tense is used in each sentence.Explain it if necessary. Ask some students to say more sentences．
For example:
We are working on this problem now.
I have already finished my homework．
Notes:
1. In 1972, it was discovered that they are endangered. 1972年，人们发现它们已经濒于灭绝。
discover“发现”，近义词为find和invent。
discover, invent与find的区别：
◎discover指发现过去所不知道但本已存在的东西。
Coal was first discovered and used in China.
中国首先发现并使用了煤。
Columbus discovered America on the 12th of October, 1492.
1492年10月12日，哥伦布发现了美洲。
◎invent意为“发明”，即创造出新的、以前从未存在过的东西。
Edison invented the electric lamp.爱迪生发明了电灯。
Radio had just been invented then.那时无线电刚刚发明出来。
◎find意为“找到”，侧重于找到过去丢失的人或物，但有时也表示凭经验或偶然发现了一种东西。
She found him a very good pupil.她发现他是个非常好的学生。
◎有时find和discover可以互相替代，意思相同。
His notebook was found/discovered in the desk.
他的笔记本是在课桌里找到的。
Step 7 Summary
Draw a conclusion about the words and the target language we’ve learned in this class.Read aloud them if necessary.
Step 8 Check Exercises.
Ⅰ. 写出下列单词的相应形式。
leaf___________________(复数 ) educate__________(名词 )
enormous_____________ (反义词 ) weigh____________ (名词 )
suit__________________ (形容词)
Ⅱ.根据英文释义写单词。
s_________ make or keep sb./sth safe from harm.
e_________ very large
a_________ ready to attack(进攻)
s_________ have great power of the body
h_________ natural environment of an animal or pant
Ⅲ.用所给单词的适当形式填空。
She usually _____________ (go) shopping every Saturday.
He __________________ (live) here since 3 years ago.
She _____________ (be) 16 years old next month.
We’ll go for a picnic if it _________________ (not rain) tomorrow.
I could play the piano when I _____________ (be) five years old.
Don’t tak.The baby ___________________ (sleep).
The children __________________ (play) games when it began to rain.
By last Sunday, I _____________________ (visit) the zoo five times.
Look at the woman. She __________________ (have) a baby.
She told me she ______________ (tell) the teacher the truth the next day.
Step 9 Teaching reflections.
Unit 15 We’re trying to save the manatees!
Period 2：Section A 3a—4
Teaching Aims
1.Key Vocabulary: against, be suitable for, tiny cages,,disgusted, educate, care for, urge,expression
2.Target Language:
I think that animals should not live in zoos．
I disagree with you．
I feel that zoos provide clean and safe places for endangered animals to live．
Step 1. Review and lead-in
Get students to make sentences using the grammar in Grammar Focus in P119.
Step 2. Self Learning
Ask the students to learn by themselves.
Tasks: 1.Learn the new words.Read the new words and memorize them.
against prep． 反对；违反 suitable adj． 合适的；适宜的tiny adj． 极小的；微小的 cage n． 笼子；囚笼educate v． 教育；培养 public adj．& n 公众（的）；民众（的）care for 关怀；照顾 urge v． 强烈要求；竭力主张
2.Read the article in 3a,circle the new words and key phrases.
Step 3 Presentation
1. Invite a student to read the letter to the class．In groups,get students to read the letter on their own again and underline the reasons why the writer is against the zoos.Check the answers with the class．
2. Activity 3b. Invite a student to read the letter to the class．Correct any pronunciation errors to make sure the student is providing a good model for the rest of the class．
3. Ask students to read the letter again.Then finish the work on their own or in pairs．When they work, walk around the classroom, checking the progress of the pairs and offering help as needed.Check the answers．
4. Write the letter on the blackboard as an example if necessary．
Step 4. Part 4 Oral practice
Put students in two teams. One team will talk about why zoos are good places for animals and the other team will say why zoos are bad paces for animals．
Work together and write down some statements showing their ideas, using the expressions in the box．
Invite a pair of students to read it to the class．
Step 5. Explain and Extension
Notes:
1. They provide homes for many endangered animals... 他们为许多濒临灭绝的动物提供家园……
provide是及物动词，意为“提供”，“供给”。
provide sb.with sth.表 “提供某人某物”；
provide sth for sb. “提供某物给某人”。
The school provides us with all the materials we need.
学校提供我们所需要的一切资料。
The school provides all the books we need for us.
学校为我们提供我们需要的书籍。
2. ...and help to educate the public about caring for them. ……并且帮助教育公众关爱它们。
care for表示“喜欢、关心”，后接n.或v-ing作宾语，take care of也可表“喜欢、关心”。
He cared nothing for skating. 他对滑冰没有兴趣。
In our class, we care for each other. 在我们班上，我们相互关心。
Maria takes good care of everybody. 玛丽亚很关心大家。
care for还可以表“照顾、照料”，相当于take care of或look after。
You must care for yourselves.
=You must look after yourselves.
你们要照顾好自己。
Step 6. Summary
Summarize the words ,key phrases and main sentences in the article.
Step 7. Check Exercises.
Ⅰ.按要求改写下列句子。
The story made me feel sad.（改为被动语态）
I _______ _________ _______ _________ sad by the story.
The bank provides the girl with enough money for her education.（改同义句）
The bank __________ enough money _________ the girl for her education.
The river has been polluted by the factory since 3 years ago.（改为主动语态）
The factory ______________ ______________ the river since 3 years ago.
We are trying to save the manatees.（对划线部分提问）
___________ ___________ you trying to ______________
Manatees eat about 100 pounds of food a day.（改为一般疑问句）
__________ manatees ___________ eat about 100 pounds of food a day
Ⅱ.完形填空。
Dear Editor,
I am writing to say that I am against building a new zoo in our town. Zoos are terrible places for ___6___to live.I've visited a lots of ____7____in my life,and I have ____8____seen one I liked or one that was ____9____for animals to live ____10____ .Just last week,I visited a zoo and couldn't belive ____11____I saw.The animals are ____12_____in tiny cages and can hardly ____13_____at all.And they are only given food once ____14_____day.Is this a good way for animals to live I ______15____ think so.
Sincerely,
Disgusted
6.A. animals B. people C. children 7.A. homes B. zoos C. cities
8.A. never B. ever C. always 9.A. bad B. suitable C. terrible
10.A. / B. at C. in 11.A. what B. that C. it
12.A. keep B. kept C. keeping 13.A. eat B. drink C. move
14.A. every B. a C. each 15.A. / B. didn’t C. don’t
Step 8 Teaching reflections.
Unit 15 We’re trying to save the manatees!
Period 3 Section B 1a—2c
Teaching Aims
1. Key Vocabulary
recycle,built, planet, shower, paper towels, napkins, turn off
2. Target Language
Recycling paper is really easy.
But it’s hard to stop riding in cars.
We really shouldn’t use paper napkins, you know．
I stopped using them last year．
Step 1 Lead-in
Show some pictures about the environment pollution, such as: busy traffic, the white pollution, the waste of water…Get students to talk about the environment in groups and let them try to find good ways to save our planet.Lead to Activity 1a.
Step 2 Teaching aims
Show the teaching aims on the blackboard or on the screen.Ask the students read the teaching aims freely.
Step 3 Self Learning
Task 1 Learn the new words themselves.Read the new words again and again,memorize the words.
Task 2 Activity 1a Invite a student to read the five suggestions for ways to the class.Make sure students understand the meaning of each suggestion．Get students to finish the task. Check the answers．Get some students to talk about the different answers．
Task 3 Activity 1b Ask students to talk about the answers using the sentences in Activity 1a．Have students say their ideas aloud, agreeing or disagreeing with each other.Move around the classroom, checking the work and offering help as needed．
Ask a pair of students to say their answers as an example．
Step 4 2a＆2b Listen
Go through the instructions with the class．Say, Now you will hear Jack and Julia talk about what they are doing to help save the planet． Look at the chart.Read the list of items that Julia and Jack talk about．
Play the recording.The first time students only listen carefully.Play the recording a second time．Get students to finish the tasks. Check the answers with the class．
Get students to read the instructions, make sure each student to understand the meaning.Play the recording and Get students to finish the tasks. Check the answers with the class．
Step 5 Presentation
Practice 2c using the target language．
Go through the instructions with the class.Get students to work in pairs． While they are working, walk around the classroom checking the progress of the pairs and offering help as needed． Invite one or two pairs to say their conversations to the class．Give your praise if the students do well.
Step 6 Explain and Extension
Notes:
1. turn off the shower while you are washing your hair. 洗头的时候关掉淋浴。
（1）turn off表示“关掉”，表关掉电源、煤气、自来水等。反义短语是turn on“打开”电源等，turn down把音量“调小”， turn up把音量“调大”。
（2）句中while与when是同义词，都可以用从属连词，引导状语从句表示时间，意思都是“当（在）……的时候”，但二者之间是有区别的。
2.while与when的用法
◎ when既可用于指时间点（从句的谓语动词需用终止性动词），也可用于指时间段（从句的谓语动词用延续性动词），从句与主句里面的谓语动词所表示的动作或状态能同时发生，或一先一后发生。
When he got to Shanghai, the ship had already set off.
他到达上海时，轮船已经开走了。（时间点）
He wants to help people when they are ill.
他想在人们生病的时候帮助他们。（时间段）
◎ while只能用于指时间段（从句的谓语动词必须是延续性的），强调从句与主句里面的两个动作同时发生，不能一前一后发生。
While I was reading, my mother was washing clothes.
我读书时，妈妈在洗衣服。（强调读书和洗衣服同时进行）
◎when和while还可以作并列连词。when表示“在那时”或“这时突然”， while意为“而”，“却”，表示对照关系。
例如：
I stayed till sunset, when it began to rain.
我一直呆到太阳下山，这时天开始下雨了。
Some like collecting stamps, while others like planting flowers.
有些人喜欢集邮，而有些人却喜欢种花。
Step 7 Summary
Students summarize the knowledge points .
Step 8 Check exercises.
Ⅰ.用所给单词的适当形式填空。
The elephant ___________ (weigh) about 1000 pounds.
The scientists have _________ (discover) that there are many living things under the sea.
Now children can get a good _________ (educate) at school age.
One of the boy’s teeth was badly hurt.The dentist __________ (pull) it out.
Some of the __________ (recycle) materials can be reused.So we san save a lot of money.
Ⅱ.单项选择。
1. ----Could you tell us ______ the manatees, please
----Certainly.We are trying ___________ them.
A. about, to save B. for, saved C. about, saving
2. Paper is made _________wood and desks are made _________ wood, too.
A. from, of B. of, from C. of, of
3.The fence is buit ______________ used bricks(砖).
A. out B. of C. out of
4.The editor urged lots of readers _______ more attention to the protection of the environment.
A. pays B. to pay C. paying
5.The animals in cages can hardly move,___________
A. can’t they B. don’t they C. can they
Step 9 Teaching reflections
Unit 15 We’re trying to save the manatees!
Period 4 Section B 3a--4
Teaching Aim
1. Key Vocabulary: trash, pull down, be made from, glue, inspiration, bottle, spare time
2. Practice reading an article．
3. Improve the writing skills.
Step 1 Warm-up
Ask some pairs to read out their conversations they made yesterday．
Step 2 Lead-in
Make a conversation between the teacher and students like this:
T: What shoud we do to protect our environment
S: …
T: What are we doing now
S: …
T: What will you do to protect our environment
S: ...
Step 3 Self Learning
First, word study.Show the picture in 3a,get students to discuss the questions:What is it What are the differences between the house and ours Guide the new words.
Task 1 Show the new words on the screen by a projector．Ask students to read and memorize the words.
stuff n．废物；无用的东西 material n． 材料；原料pull v． 拉；拖；拔 pull down 摧毁；推翻be made from 由……制成；由……构成 bottle n． 瓶子glue v． 胶合；粘贴；黏合 n．胶水 roof n．顶；屋顶；房顶discard v． 丢弃；放弃 tile n．瓦片；瓷砖fence n．栅栏；围墙 can n．（装液体等，常带有盖的）金属罐inspiration n．灵感；鼓舞人心的人（或事物） spare adj．多余的；空闲的
Task 2 Get students to read the article, master the meaning and answer this question: Is this house special Why
Task 3 Get students to read the article again in pairs and raise their own questions, such as,
Where does Amy Winterbourne live
What is called the stuff she built her house
What is made out of trash in her house
Who gave her an award
What does Amy Winterbourne do in her spare time
Why did she use trash to build a house
Exchange their questions, discuss them and get the answers to the questions. While they are working, walk around the classroom checking the progress and offering help as needed．
Get students to listen to the recording of 3a, and students repeat it after the record.
Step 4 3b Presentation
Show the pictures of 3b.Guide students to answer the question: What can you see in Picture 1 （a trash can, a pair of pants, a napkin）
Then look at Picture 2. Say to students, Please find out things made from recycled materials from Picture 1．（the backpack, the hat, the scarf）
Go through the instructions with the class．
Ask different students to make sample sentences using the phrases be made from and used to be about items in Picture 2．
For example:
His backpack used to be a pair of pants．
His backpack is made from a pair of pants．
Get students to complete the article individually． While they are working, go around the classroom, checking the progress of students, offering help and answering questions as necessary．
Invite a student to read his or her completed article to the class．
Step 5 Part 4 Consolidation
Survey: Mr or Mrs Recycling
Do you… Namerecycle paper Li Xiaojunturn off lights after going to bed Wang Kunturn off the shower while washing hair Chen Lin… …
Step 6 Explain and Extension
1. You have probably never heard of Amy Winterbourne. 你可能从来没有听说过Amy Winterbourne。
【归纳】hear, hear from, hear of与hear that clause的用法：
（1）hear单独使用表示“听见”，“听到”，常用的结构有：
◎ hear sb do sth“听到某人做某事”,指听到整个行动或整个事件。
I often hear Li Ping read English in the morning.
我经常在早晨听到李萍读英语。
◎ hear sb doing sth“听到某人正在做某事”,常表听到时动作正在发生。
I heard him singing in the next room.我听见他正在隔壁房间里唱歌。
（2）hear from sb.意为“收到某人的来信”；“得到某人的消息”。
How often do you hear from your father 你每隔多久收到你父亲的信？
（3）hear of意为“听说”，后面接名词，代词或动名词。
I’ve never heard of that before.我以前从未听说过那件事。
（4）hear接从句，是“听说”的意思。
I hear that one of the pandas has a baby.
我听说其中一只熊猫生了个熊猫宝宝。
2. She is a most unusual woman. (P122)她是一个十分不寻常的女性。
【归纳】a most和 the most的用法
（1）a most的用法。在“a most + 形容词 + 名词”结构中，most是副词，意为“很，非常”，相当于very,用来修饰它后面的形容词。
Guilin is a most beautiful city.桂林是座非常美丽的城市。
（2）the most 的用法。在“the most + 形容词 + 名词”结构中,most 是副词，表示程度，意为“最”，与其后的形容词一起构成最高级。
He is one of the most famous writers in China. 他是中国最著名的作家之一。
3. The walls are made from old glass bottles that are glued together. (P122) 墙是由旧玻璃瓶粘在一起建成的。
be made from/of意为“由……（原料）制成”，后面一般接物质名词。接from则表示某物品制成后，已看不出原材料是什么，原材料在制作过程中已起了化学变化；接of表示某物品制成后，仍可看得出原材料，其原料在制作过程中仅起了物理变化。
Wine is made from grapes. 葡萄酒是由葡萄制成的。
The desk is made of wood. 这桌子是由木头做的。
Step 7 Summary
In this class, we’ve done a lot of practice reading and writing as well as speaking．
Step 8 Check Exercises.
Ⅰ.根据句意与汉语提示写单词。
There wasn’t enough room in our house, so Mom ____________（丢弃）many useless things.
The earth where we live is one of the _____________（行星）.
This ____________（社团） welcomes new members.
All the new ___________ （模型）are on show.
He likes paying chess in his _________ （空闲的）time.
Ⅱ。根据汉语提示完成句子，每空一词。
我从来没听说过这个人.
I’ve never __________ __________ this person.
他们正在拆房子。
They are _____________ __________ the house.
奶酪是牛奶做的.
Cheese ___________ _____________ ___________ milk.
她用竹子做篮子。
She made her basket ____________ ____________ bamboo.
Step 9 Teaching reflections
Unit 15 We’re trying to save the manatees!
Period 5 Self check
Teaching Aims
1. Fill in the blanks and make sentences using support, endangered, recycle, wear, pull down
2. Write conversations using the information．
Step 1 Revision
Invite a few students to read the article in Activity 3a． Then let students exchange their articles and read aloud.
Step 2 Presentation
Get students to focus on the vocabulary in Exercise 1.Make sure the students understand the meaning of each word． Then fill in the blanks with the words． Get students to fill in the blanks on their own．
Check the answers． Ask five students to read a sentence, filling in the blanks.Show the answers on the blackboard．
Have students make their own sentences with the words.Walk around the classroom.Collect students’ answers with mistakes on the blackboard.Then help students correct the mistakes．
Step 3 Part 2 Practice
Go through the instructions with the class．Get students to work in pairs adding their own answers.About 5 minutes later,invite a good pair of students to work the model part of the sample dialogue．
Get students to finish the conversations in pairs．
Invite a few students to share their conversations with the class．
Step 4 Just for Fun!
Get students to look through the commic, read the sentences in the picture.Let students discuss the picture, talking about what we can do to protect our environment and animals.
Step 5 Summary
In this class, we’ve done a lot of writing practice using the key vocabulary words and the target language presented in this unit．After class, please make sentences using the words in Activity 1 in your exercise books．
Step 6 Check Exercises:
Ⅰ.Make sentences with the words given.
support:______________________________________________
endangered:__________________________________________
recycle:______________________________________________
wear:________________________________________________
pull down:____________________________________________
Ⅱ.根据汉语提示完成下列句子。
1.这种酒是用葡萄酿成的。
The wine ________ _________ ________ grapes.
2.野生动物园为很多濒危动物提供 家园。
Wildlife parks ________ _________ __________ many endangered animals.
3.许多社团竭力主张人们不要砍伐树木。
Many societies ___________ that people shoud _________ __________ __________ trees.
4.噪音是隔壁的收音机发出的。
The noise is _________ _________ the radio next door.
为了给新修的道路让路，几栋房屋被拆毁了。
Several houses were ________ _______ to make way for the new road.
Ⅲ.阅读理解。
Mordern zoos are different from old zoos. Fifty years ago, zoos were places where people could go to see animals from many parts of world. The animals lived in cages that were easy to keep clean. However, for the animals, the cages were small and comfortable to hide in. Although the zoo keepers(饲养员) took good care of them, many of the animals did not feel well, and they often become ill.
In modern zoos, people can see animals in more natural conditions(环境).
The animals are given more freedom in larger places so that they can live as they could in nature .In an American zoo , visitors can walk through a huge special cage that is filled with trees , some small animals and many birds .Some zoos have special places for visitors to watch animals that live in the desert or under water . Some other zoos have special places for animals that live in cold conditions like the bear from Arctic(北极).
Modern zoos not only show animals to visitors, but also keep and save rare animals, for this reason,people in the future will still be able to enjoy watching these animals.
（ ）6. Fifty years ago, animals in zoos often became ill because they____________.
A. were from different countries B. lived in very poor conditions
C. were not taken good care of
（ ）7. In modern zoos, __________.
A. animals are kept separately(分开)
B.animals are not so well taken care of
C. animals have more freedom than before
（ ）8. In modern zoos, _________ feel more comfortable than in the old ones.
A. the keepers B. the visitors C. the animals
（ ）9. In some modern zoos, visitors can see ____________.
A. all the animals closely B. few animals live freely
C. animals that live in special conditions
（ ）10. The main idea of this passage is that zoos are now places where _______________.
A. animals can live more naturally B. trees are planted
C. people can see all kinds of animals
Step 7 Teaching reflections