Module 12 Save our world
Unit 2 Repeat these three words daily: reduce,reuse and recycle.
教材分析
This is the second lesson in this module. The reading material is information about protecting the environment . It’s a good text to help the students improve their reading strategies, such as getting information from the reading material.
教学目标
【知识目标】
1. Key words:
divide, plastic, policy, reuse, bottle, repeat, reduce, cloth, ton, rubber, rapid, step, grands on, granddaughter
2. Key phrases:
throw away, tons of, find out, turn off, divide into, be harmful to, such as
3. Key sentences:
(1) Look after them so that they will last.
(2) It is better to use china cups and cloth bags because they can be used many times.
【能力目标】
1. To be able to understand articles about protecting the environment.
2. To understand the meanings of new words with the help of word-building.
3. To be able to give suggestions with patterns and give brief reasons.
【情感目标】
1. To build the sense of protecting the environment.
2. To present Ss’ own measures to solve the pollution problems.
教学重难点
【教学重点】
1. Key words:
divide, plastic, policy, reuse, bottle, repeat, reduce, cloth, ton, rubber, rapid, step, grands on, granddaughter
2. Key phrases:
throw away, tons of, find out, turn off, divide into, be harmful to, such as
3. Key sentences:
(1) Look after them so that they will last.
(2) It is better to use china cups and cloth bags because they can be used many times.
【教学难点】
1. To improve reading and writing abilities.
2. To train the ability to solve problems.
课前准备
Multimedia
教学过程
Step I Warming up and leading in
T shows pictures to show how green the earth is.
【设计意图】
通过观看图片并进行讨论,激活学生思维,让学生熟悉本单元的话题,顺利导入新课,并为下面的阅读作词汇准备。
Step II Pre-reading
(I) Ss do a questionnaire together to check how green they are.
How green you are?
YES NO
※ 1.Do you walk or ride a bike to school?
※ 2. Do you buy new clothes just because they are modern?
※ 3. Do you turn off the lights when you leave the room?
※ 4. Do you take your own bag when shopping
and not ask for a plastic bag?
※5. Do you buy drinks in bottles? And
what do you do with the bottles when they are empty?
※ 6. Do you divide the waste into things to recycle and things to throw away?
(II) Present the result.
How green are you ?
5 Yes 1 No You’re quite green!
4—3 Yes 2-3 No You care about protecting the environment.
2-1Yes 4-5 No You need to do better in protecting the environment.
【设计意图】
引起学生对即将学习文本的兴趣，为阅读文本做铺垫。
Step III While-reading
(I) Fast-reading
Match the main idea with each paragraph.
3 a. Reuse things instead of throwing them away or buying new ones.
4 b. It’s better to recycle things than throwing them away or burning them.
5 c. we should protect the environment from every little bit.
1 d. Questions to check how green you are.
2 e.Don’t waste things and try to reduce pollution
(II) Careful reading
Compare the pictures. Say which thing is better for the environment and why. Make sentences with It’s better to .....
(A )Read Para 1 and complete the table.
reduce
we should
we shouldn’t
reason
(B) Read Para 2 and complete the table.
reuse
we should
we shouldn’t
reason
(C) Read Para 3 and complete the table.
recycle
we should
we shouldn’t
reason
【设计意图】
1. 学生通过对问题的回答,培养学生在快速阅读中寻找所需信息,并培养学生总结、概括的能力。
2. 让学生根据文章题目,利用所给单词,猜测文章可能会给出哪些建议。旨在培养学生根据提示预测文章大意的能力。
3. 通过阅读和练习,要求学生根据文章内容获取细节信息,并完成问题。
Step IV. Post-reading
(I) Check (√) the suggestions that are mentioned in the passage.
1. Order food that you can finish.
2. Use less electricity at home.
3. Learn ways to recycle rubbish.
4. Use paper cups and bags.
5. Repair things.
6. Divide rubbish into different groups.
7. Collect waste or rubbish to raise money.
8. Burn things to save energy.
(II) Complete the passage with the correct form of the words in the box.
We throw away (1) ______of rubbish every year. If we want a clean world for our grandsons and (2) _______________, we have to reduce, reuse and (3) _______.(4) ________these three words every day. The first (5) ______ is to use less. The second is to use things as long as possible. Then (6) _______your rubbish into (7) ________, paper, rubber and glass. Finally, draw up a recycling (8) ________for your community. We cannot hope for (9) _______ change, but every little bit helps!
Step V Language points
1. Do you divide the waste into things to recycle and things to throw away?你将废品整理回收或者扔掉呢？
(1) divide分开，分离
It will be the easiest way if we divide them into groups.如果我们将它分成小组将是最简单的。
(2) throw away丢掉丢弃
When are you going to throw away those magazines?你打算什么时候丢掉这些就杂志？
2. …but we produce waste every day.但是我们每天生产垃圾。
★everyday (adj.) 每天的，每日的★every day (adv.) 在句中作状语
Computers are part of our everyday life.现在电脑已经是日常生活的一部分了。
She reads English aloud every day.她每天都大声朗读英语。
3.reduce
(1) 减少;缩小;降低
He is trying to reduce expenses.他正试图减少开支。
(2) 使处于(某种状态);使化为,使变为 [(+to)]
The fire reduced the paintings to ashes.大火将这些画烧成了灰烬。
4. …and it is harmful to our environment.对我们的环境有害。
be harmful to对…有害
Fruit juices can?be harmful to?children's teeth.果汁可能损坏儿童的牙齿。
拓展： do harm to 对……有害
The trials show that smoking will do harm to people.试验显示抽烟对人体有害。
do good to 对……有好处
Exercise will do good to your health.锻炼将对你的健康有益。
5. Before you buy something new, think whether it is really necessary.在你买新东西以前，先想一下它是否有用。
necessary a. (1) 必要的,必需的[(+for/to)] Oxygen is necessary for life.氧气是生命所必需的。
(2) 必然的,无法避免的
Poor health is a necessary result of over-exertion.体弱是过度劳累的必然结果。
6. Use things for as long as possible.尽可能长时间去使用这些东西。
★ as …as 和……一样
Flowers are as beautiful as butterflies.花儿和蝴蝶一样漂亮。
★ be not so …as 和……不一样
He is not so tall as his brother.他不像他哥哥那么高大。
7. Recycle means “change things into something else to be reused”.把东西转换成其他可以使用的东西
change into 把...变成
They are changing desert into farmland.他们正在使沙漠变为农田。
The ugly caterpillar will change into a beautiful butterfly.丑陋的毛虫会变成美丽的蝴蝶。
8. take energy 消耗能量
Running every day takes energy of your body so you can stay slim.每天跑步消耗身体的能量，所以你就能保持苗条。
9. be better than doing 比……好
Recycling is better than throwing things away. 回收物品比扔掉好。
10. …but let’s take these simple steps today…今天就让我们从简单的措施开始吧…
take step to do sth. 采取措施做某事
They?are taking?step?to?improve?their?teaching condition.?他们正采取措施以改善教学条件.
He?says?he?will?take?step?to?tighten?up?the?administration.?他说他将采取措施加强行政管理。
【设计意图】
进一步理解文本重难点。
Step VI. Writing
(I) Work in pairs. Make a list of things you can do to make your school greener.
(II) Write a passage on how to make your school greener and give reasons. Use the list you have made in Activity 7 to help you. Use because , so and so that .
(III) T presents a sample
Do turn out lights so that you use less energy. Try to use recycled paper because it save energy.
【设计意图】
1.巩固课堂知识,掌握重点词汇“ reduce, reuse, recycle”的含义。
2. 通过练习，进一步理解文本内容。
3. 写作输出，进一步操练because, so, so that。
Step VII. Homework
I. Read the passage in Unit 2 twice.
II. Find out information about what you can do for the environment and write a passage about it.
【设计意图】
作业是课堂学习的延伸，是对课堂所学的技能很好的综合检测。
教学反思
略。
课件28张PPT。The beautiful earth is green.Questionnaire How green are you? ※ 1.Do you walk or ride a bike to school?
※ 2. Do you buy new clothes just because they are modern?
※ 3. Do you turn off the lights when you
leave the room?
※ 4. Do you take your own bag when shopping
and not ask for a plastic bag?
※5. Do you buy drinks in bottles? And
what do you do with the bottles when they
are empty?
※ 6. Do you divide the waste into things to recycle and things to throw away? Yes No□□□□□□□□□□□□How green are you ?5 Yes 1 No You’re quite green!
4—3 Yes 2-3 No You care about protecting the environment.
2-1Yes 4-5 No You need to do better in protecting the environment.
Match the main idea with each paragraph.a. Reuse things instead of throwing them away or buying new ones.
b. It’s better to recycle things than throwing them away or burning them.
c. we should protect the environment from every little bit.
d. Questions to check how green you are.
e.Don’t waste things and try to reduce pollution35421Fast-readingVsMade in ChinaMade abroadIt’s better for Chinese people to buy ...
A. Chinese products (产品）.
B. Products from abroadAB because we can use less energy .
reduce
Compare the pictures. Say which thing is better for the environment and why. Make sentences with It’s better to .....Vs It’s better to use ...
A. A plastic lunch box and a china cup
B. A paper cup and a paper box ABBecause we can use them again.
reuse
VsIt’s better to ...
A. change things into something else.
B. burn thingsAB because it is good for the environment.
recycle
Waste thingsBuy necessary thingsreduceWhile-readingUse things for as long as possible.Use paper cups or paper bags.Throw them away and buy new onesUse china cups and cloth bags.reuseWhile-reading Develop a recycling policy.Buy products made from recycled materialsDivide your rubbishrecycleWhile-readingCheck (√) the suggestions that are mentioned in the passage.1. Order food that you can finish.
2. Use less electricity at home.
3. Learn ways to recycle rubbish.
4. Use paper cups and bags.
5. Repair things.
6. Divide rubbish into different groups.
7. Collect waste or rubbish to raise money.
8. Burn things to save energy.Language points1. Do you divide the waste into things to recycle and things to throw away?你将废品整理回收或者扔掉呢？(1) divide分开，分离
It will be the easiest way if we divide them into groups.
如果我们将它分成小组将是最简单的。
(2) throw away丢掉丢弃
When are you going to throw away those magazines?
你打算什么时候丢掉这些就杂志？
2. …but we produce waste every day.但是我们每天生产垃圾。
★everyday (adj.) 每天的，每日的★every day (adv.) 在句中作状语
Computers are part of our everyday life.现在电脑已经是日常生活的一部分了。
She reads English aloud every day.她每天都大声朗读英语。
3. reduce
(1) 减少;缩小;降低
He is trying to reduce expenses.他正试图减少开支。
(2) 使处于(某种状态);使化为,使变为 [(+to)]
The fire reduced the paintings to ashes.大火将这些画烧成了灰烬。4. …and it is harmful to our environment.对我们的环境有害。
be harmful to对…有害
Fruit juices can?be harmful to?children's teeth.果汁可能损坏儿童的牙齿。
拓展： do harm to 对……有害
The trials show that smoking will do harm to people.试验显示抽烟对人体有害。
do good to 对……有好处
Exercise will do good to your health.锻炼将对你的健康有益。
5. Before you buy something new, think whether it is really necessary.在你买新东西以前，先想一下它是否有用。
necessary a.
(1) 必要的,必需的[(+for/to)]
Oxygen is necessary for life.氧气是生命所必需的。
(2) 必然的,无法避免的
Poor health is a necessary result of over-exertion.体弱是过度劳累的必然结果。
6. Use things for as long as possible.尽可能长时间去使用这些东西。
★ as …as 和……一样
Flowers are as beautiful as butterflies.花儿和蝴蝶一样漂亮。
★ be not so …as 和……不一样
He is not so tall as his brother.他不像他哥哥那么高大。
7. Recycle means “change things into something else to be reused”.
把东西转换成其他可以使用的东西
change into 把...变成
They are changing desert into farmland.他们正在使沙漠变为农田。
The ugly caterpillar will change into a beautiful butterfly. 丑陋的毛虫会变成美丽的蝴蝶。
8. take energy 消耗能量
Running every day takes energy of your body so you can stay slim.
每天跑步消耗身体的能量，所以你就能保持苗条。
9. be better than doing 比……好
Recycling is better than throwing things away. 回收物品比扔掉好。
10. …but let’s take these simple steps today…今天就让我们从简单的措施开始吧…
take steps to do sth. 采取措施做某事
They?are taking?steps?to?improve?their?teaching condition.?他们正采取措施以改善教学条件.
He?says?he?will?take?steps?to?tighten?up?the?administration.?
他说他将采取措施加强行政管理。
Find two things you should do and two things you should not do in the passage. Give reasons. Use your answers to write sentences.We should recycle rubbish because it can help us protect the environment.We shouldn’t buy the latest fashion because it waste energy to make them. We should not burn things because it pollutes our air and costs energy.
We should use less paper cups and bags because it does harm to the environment.Complete the passage with the correct form of the words in the box.divide, granddaughter, plastic, policy, rapid, recycle, repeat, step, ton We throw away (1) ______of rubbish every year. If we want a clean world for our grandsons and (2) _______________, we have to reduce, reuse and (3) _______.(4) ________these three words every day. The first (5) ______ is to use less.tonsgranddaughtersRepeatrecyclestepThe second is to use things as long as possible. Then (6) _______your rubbish into (7) ________, paper, rubber and glass. Finally, draw up a recycling (8) ________for your community. We cannot hope for (9) _______ change, but every little bit helps!divideplasticpolicyrapidWriting Work in pairs. Make a list of things you can do to make your school greener.Don’t throw bottles away.Don’t throw glass bottles, newspaper, old clothes, drink cans, old electric equipments away.Write a passage on how to make your school greener and give reasons. Use the list you have made in Activity 7 to help you. Use because , so and so that .Don’t throw bottles away... because it is better to recycle them.Do turn out lights so that you use less energy. Try to use recycled paper because it save energy. HomeworkI. Read the passage in Unit 2 twice.
II. Find out information about what you can do for the environment and write a passage about it.
