Module 12 Save our world学案
【教学内容分析】
本模块以环境污染以及环保为话题。本单元是通过工厂污染环境谈论环保，提倡绿色生活，锻炼学生的语言表达能力，并提高学生的环保意识。通过本单元的听说活动，给学生提供充足的体验和运用语言的机会。
【学情分析】
本模块谈论环境污染和环保，污染问题普遍，学生亲身体会比较多，容易调动学生的积极性，激发学生的学习兴趣。
Unit 1
If everyone starts to do something, the world will be saved.
【教学目标】
Knowledge objective
To master some words and expressions.
Ability objective
To understand a conversation about pollution and a green school.
Moral objective
To learn the crisis of the earth and save the world.
【教学重点】
1. To learn and review some words and expressions：
factory, pollute, recycle, waste, enemy, crop, kill, oil, less, such as, hopeless …
2. To learn how to live a green life.
【教学方法】
PWP method, task-based method and interactive approach
【教学手段】
A tape recorder, multimedia and some pictures
【教学过程】
Teaching Procedures:
Step 1 Warming up
Pollution is our great enemy, and we have to fight it. Let Ss watch some pictures about pollution. Ss look at the pictures and give answers.
Step 2 Listening
Work in pairs. Look at the pictures and talk about them. Use the words in the box to help you.
factory pollute recycle waste
Step 3 Listen and complete the sentences.
1. The factory is causing a lot of _____________.
2. There should be some ________ to stop the pollution.
3. We can _______ waste products, such as __________ and paper in a recycling centre.
Step 4 Listening part
StepI Listen for the first time and choose the right answers
(1)._____ is our great enemy, and we have to fight it.
A.pollution B.environment C.factory
(2).Pollutions from factories spreads over______.
A.houses B.cities C.towns
(3).They use so much _____ and cause pollution as well.
A.coal B. oil C.cars
(4).We can make our school a ______ school.
A.blue B.yellow C.green
(5).Though pollution is heavy now,I don’t think it’s ________.
A.hopeless B.careless C.useless
StepII Listen for the second time and complete the sentences.
(1).It makes people ill,and may even _____ them.
(2).We can’t do anythings about _________ and cars.
(3).It’s no use _______ about things we can’t do.
(4).Then the school sells the _____ and uses the
money to help students in _____ areas.
Step 5 Reading
I.Read for the first time and complete the sentences
Pollution problems
1. If the rivers are polluted, ________________________________________.
2. In some places, pollution from factories ___________________________.
3. The cars on the roads ________________________________________.
What the students can do
4. Support a green school: every class ___________ which can be ____________. Then the school _______________________ to help students ________________.
5. Students learn _________________________. That means ___________.
II Read and complete the passage with the correct form of the words in the box.
Pollution is our great (1)________. Pollution from (2)____________is a danger to our health, and may even (3)____people. Factories sometimes(4)________ rivers, and farmers cannot use the water for their crops. Pollution
(5)________ over cities and villages, and that (6)______ even more danger. Cars in the street use a lot of (7)_____and cause pollution too.
Step 6 Language points
1.It’s no use talking about things we can’t do.
谈论我们不能做的事情是没有用的。
句型1：It’s no use doing sth.做某事是没有用的。
固定句式It’s no use doing sth.意为“做某事是没有用的”。其中it是形式主语，真正的主语是动名词短语。
It is no use telling? him not to worry.
告诉他不要担心没有用。
It is no use crying? over spilt milk.??
覆水难收
即学即练一
It is no use?? ??? back to one’s lost youth.
A. look ? B. looked? C. looking ? D. to look
2. Such as …?比如……？
such as，意为“例如，比如”。用来列举同类人或物中的几个例子，as后面不可以有逗号。
The farm grows different kinds of crops ,? such as? wheat ,corn , cotton and rice.
这个农场种植不同种类的庄稼，例如小麦、玉米、棉花和水稻。
3. That means less waste.
这意味着更少的浪费。
单词1： less 较小的;较少的
less作形容词，意为“较小的;较少的”。less是little的比较级，可用来修饰不可数名词。
He spent less time doing the experiments.
他做实验花的时间较少
拓展：less也可修饰形容词或副词，意为“较不……；更不……”。
It is less cold than it was yesterday.
今天的天气不如昨天那么冷。
辨析：fewer与less的区别
词条?原级?词义?用法?例句
fewer?（few?）更少的?修饰可数名词复数?
There will be fewer trees in the future.
将来的树木会更少
less?（little?）更少的；更小的?修饰不可数名词?
She has less money than me .
她的钱比我的少
即学即练
To live a green lift , we should try to save??? ?? energy and produce????????? pollution.
A. more ; less ?? B. less ; more
C. more ; fewer?? D. most ; least
4. Though pollution is heavy now , I don’t think it’s hopeless.
尽管现在污染很严重但我认为它不是没有希望。
单词2： hopeless无望的
hopeless作形容词，由“hope+后缀-less”构成，意为“无望的”。
It’s trying to convince her.
想说服她简直是徒劳。
归纳：常见的加后缀-less构成的形容词
-less是形容词后缀，可加在一些名词之后，表示“无……，没有……”。
careless
useless
fearless
homeless
Step 7 Exercises
一. 根据句意及首字母提示完成单词。
1. Don’t w_____ water. Please turn off the taps after you wash your hand.
2. I get a job in a f_________.
3. It’s more and more important for every to save e__________ now.
4. Air p_______ is quite harmful to our health.
5. The students from a green school are helping collect waste paper and bottles for r_______.
二. 用所给单词的适当形式或根据汉语提示填空。
1.The river has been __________(pollute).Look , the fish is dead.
2. Some factories________ (cause) pollution.
3. It’s no use ________(cry) .
4. We should ________(回收利用)waste paper and bottles.
5. If we don’t look after our earth well, the future will be _________.(hope)
6.The __________(敌人)were forced to lay down their arms(放下武器).
三. 根据汉语意思完成英语句子。
1. 污染是我们的敌人，我们必须与之作战
Pollution is our great enemy, and we _____ _____ ______ it.
2. 来自该市的很多人都决心节约用水。
______ _______ people from the city made up their mind to save water.
3. 迈克喜欢奶茶和可乐之类的饮料。
Mike likes drinks_____ ______ milk tea and cola.
4. 应该谈谈我们的事情。
We should ____ _____ what we can do.
Step 8 Homework
1.For some students ,you should read the conversation more and remember the key points.
2.For the other students ,you’d better finish task1 and do the exercises of our exercise book.
3.Think anout what we should do to save our world.
课件39张PPT。外研版九年级英语上册n.制造厂；工厂
factoryv.污染 n. 污染
pollute pollutionv.回收利用；再使用（废品）
recyclen.废料；废弃物 v.浪费
wasten.敌人；仇人
enemyn.庄稼；作物
cropadj.无望的
hopelessWe can see that rubbish is being burnt. The smoke goes into the air. It is causing air pollution. What can you see?Warming up We can see a very dirty river. There is lots of rubbish. The fish have been dead because of the water pollution. What can you see?Warming upWe can see some waste paper. It can be recycled, so it is wasteful to throw it away. What can you see?Warming up From the three pictures, we learn that the environmental problem is serious. It is our duty to protect the environment. And we should save energy. We should try to reuse everything that is reusable. Or our world will be hopeless. What can you learn from these pictures?Warming upWork in pairs. Look at the pictures and talk about them. Use the words in the box to help you.factory, pollute, recycle, wasteListening and vocabularyAir has been polluted because factories produce electricity and energy for people every day.A lot of waste paper is thrown away everywhere. We waste plenty of paper.In fact we can recycle it.2. Listen and complete the sentences.(P96)1. The factory is causing a lot of___________.
2. There should be some_____ to stop
pollution.
3. We can_________ waste products, such as
__________and paper in a recycling centre.pollutionrulesrecycleglass3. Listening part(P96)StepI Listen for the first time and choose the right answers
(1)._____ is our great enemy, and we have to fight it.
A.pollution B.environment C.factory
(2).Pollution from factories spreads over______.
A.houses B.cities C.towns
(3).They use so much _____ and cause pollution as well.
A.coal B. oil C.cars
ABB3. Listening part(P96)(4).We can make our school a ______ school.
A.blue B.yellow C.green
(5).Though pollution is heavy now,I don’t think it’s ________.
A.hopeless B.careless C.useless
AC3. Listening part(P96)StepII Listen for the second time and complete the sentences.
(1).It makes people ill,and may even _____ them.
(2).We can’t do anythings about _________ and cars.
(3).It’s no use _______ about things we can’t do.
(4).Then the school sells the _____ and uses the
money to help students in _____ areas.
killfactoriestalkingwastepoorReading time4.Read and complete the notes.
I.Read for the first time and complete the sentencesProblemsIf the rivers are polluted,_____________
_____________________________.
2. In some places, pollution from factories _________________________________ .
3. The cars on the road__________________
_____________________________ .use water for their cropsfarmers can’tspreads over cities and villagescause pollution as welluse so much oil andWhat the students can do?4. Support a green school: every class _______________________which can be_______________________. Then the school _______________________________to help students__________________.
5. Students learn________________________
_________________. That means__________.collects waste or rubbish recycled or used againsells the wastein poor areasways to save energy andrecycle at homeless waste4. Read and complete the passage with the correct form
of the words in the box.cause, enemy, factory, kill, oil, pollute, spread Pollution is our great (1)________. Pollution from (2)____________is a danger to our health, and may even (3)____people. Factories sometimes(4)________ rivers, and farmers cannot use the water for their crops. Pollution
(5)________ over cities and villages, and that (6)______ even more danger. Cars in the street use a lot of (7)_____and cause pollution too.enemyfactorieskillpollutespreadscausesoil课堂导学
1.It’s no use talking about things we can’t do.
谈论我们不能做的事情是没有用的。
句型1：It’s no use doing sth.做某事是没有用的。
固定句式It’s no use doing sth.意为“做某事是没有用的”。其中it是形式主语，真正的主语是动名词短语。
?It is no use telling? him not to worry.
告诉他不要担心没有用。
?It is no use crying? over spilt milk.??
覆水难收即学即练一
单项选择
It is no use?? ??? back to one’s lost youth.
A. look ? B. looked? C. looking ? D. to look
解析：句意为“回顾流逝的青春是没有用的”，It’s no use doing sth.意为“做某事是没有用的”。故选C。2. Such as …?比如……？
短语1： such as 例如，比如
such as，意为“例如，比如”。用来列举同类人或物中的几个例子，as后面不可以有逗号。
The farm grows different kinds of crops ,? such as? wheat ,corn , cotton and rice.
这个农场种植不同种类的庄稼，例如小麦、玉米、棉花和水稻。
3. That means less waste.
这意味着更少的浪费。
单词1： less 较小的;较少的
less作形容词，意为“较小的;较少的”。less是little的比较级，可用来修饰不可数名词。
He spent less time doing the experiments.
他做实验花的时间较少
拓展：less也可修饰形容词或副词，意为“较不……；更不……”。
It is less cold than it was yesterday.
今天的天气不如昨天那么冷。
辨析：fewer与less的区别
词条?原级?词义?用法?例句
fewer?（few?）更少的?修饰可数名词复数?
There will be fewer trees in the future.
将来的树木会更少
less?（little?）更少的；更小的?修饰不可数名词?
She has less money than me .
她的钱比我的少即学即练
单项选择
To live a green lift , we should try to save??? ?? energy and produce????????? pollution.
A. more ; less ?? B. less ; more
C. more ; fewer?? D. most ; least
解析：more是much和many的比较级，意为“更多的”，可用来修饰可数名词复数和不可数名词； less是little的比较级，意为“较小的;较少的”，可用来修饰不可数名词。根据句意“为了过绿色的生活，我们应该节省更多的能源，制造更少的污染”可知选A。4. Though pollution is heavy now , I don’t think it’s hopeless.
尽管现在污染很严重但我认为它不是没有希望。
单词2： hopeless无望的
hopeless作形容词，由“hope+后缀-less”构成，意为“无望的”。
It’s trying to convince her.
想说服她简直是徒劳。
hopeless归纳：常见的加后缀-less构成的形容词
-less是形容词后缀，可加在一些名词之后，表示“无……，没有……”。
careless
useless
fearless
homeless粗心的无用的无畏的无家可归的即学即练
根据句意及英语提示完成单词
He failed his job interview again , and he felt really?? ? (with no hope) about the future.
hopelessExercises一. 根据句意及首字母提示完成单词。1. Don’t w_____ water. Please turn off the taps
after you wash your hand.
2. I get a job in a f_________.
3. It’s more and more important for everyone to
save e__________ now.
4. Air p_______ is quite harmful to our health.
5. The students from a green school are
helping collect waste paper and bottles for
r_______.asteactorylectricityollutionecycling二. 用所给单词的适当形式或根据汉语提示填空。The river has been __________(pollute).Look , the fish is dead.
2. Some factories________ (cause) pollution.
3. It’s no use ________(cry) .
4. We should ________(回收利用)waste paper and bottles.
5. If we don’t look after our earth well, the future will be _________.(hope)
6.The __________(敌人)were forced to lay down their arms(放下武器).
pollutedcausedcryingrecyclehopelessenemies三. 根据汉语意思完成英语句子。1. 污染是我们的敌人，我们必须与之作战Pollution is our great enemy, and we _____ _____ ______ it.2. 来自该市的很多人都决心节约用水。______ _______ people from the city made up their mind to save water.havetofightSomanyMike likes drinks_____ ______ milk tea and cola.4. 应该谈谈我们的事情。3. 迈克喜欢奶茶和可乐之类的饮料。We should ____ _____ what we can do.suchastalkaboutHomework1.For some students ,you should read the conversation more and remember the key points.
2.For the other students ,you’d better finish task1 and do the exercises of our exercise book.一. 根据句意及首字母提示完成单词。
1. Don’t w_____ water. Please turn off the taps after you wash your hand.
2. I get a job in a f_________.
3. It’s more and more important for every to save e__________ now.
4. Air p_______ is quite harmful to our health.
5. The students from a green school are helping collect waste paper and bottles for r_______.
二. 用所给单词的适当形式或根据汉语提示填空。
1.The river has been __________(pollute).Look , the fish is dead.
2. Some factories________ (cause) pollution.
3. It’s no use ________(cry) .
4. We should ________(回收利用)waste paper and bottles.
5. If we don’t look after our earth well, the future will be _________.(hope)
6.The __________(敌人)were forced to lay down their arms(放下武器).
三. 根据汉语意思完成英语句子。
1. 污染是我们的敌人，我们必须与之作战
Pollution is our great enemy, and we _____ _____ ______ it.
2. 来自该市的很多人都决心节约用水。
______ _______ people from the city made up their mind to save water.
3. 迈克喜欢奶茶和可乐之类的饮料。
Mike likes drinks_____ ______ milk tea and cola.
4. 应该谈谈我们的事情。
We should ____ _____ what we can do.
