Module 12 Save our world Unit 2 Repeat these three words daily: reduce, reuse and recycle.教案

Module 12 Save our world
Unit 2
Repeat these three words daily: reduce, reuse and recycle.
【教学目标】
1. To understand the main idea of the passage and predict what the passage will include
2. To make suggestions and give reasons using because, so and so that.
3. To learn some key words and useful expressions about environment.
【教学过程】
Step 1 New words
Present the pictures and learn some new words.
Step 2 Warming up
Present some pictures and talk about: Do you live a green life
Repeated use
重复使用，多次利用
Recycling
分类回收，循环再生
Step 3 Pre-reading
1. Work in pairs. Look at the pictures on page 99. Say which ways are good for the environment and why.
2. Look at the title of the passage. What suggestions do you think the passage will make Use the words in the box to help you.
china divide necessary plastic policy reuse
It is better to use china cups and bowls because they can be used many times.
Possible answers:
It is better to divide the waste into things to recycle and things to throw away.
It is necessary to use less plastic bags.
…
Step 4 Reading
Fast reading
1. Read the passage and answer the questions.
Which ways are good for the environment and why
2. 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.
Careful reading
1) Read paragraphs 1&2 and answer the questions below.
Check “How green are you ” with your partners.
What three words should we care about daily
2) Read paragraph 3 and answer:
What does “reduce” mean
Why should we reduce
What should we do to “reduce”
A. Buy things which are not necessary.
B. Buy things that are really necessary for you.
C. Never buy new things.
3) Read paragraph 4 and answer:
What does “reuse” mean
A. use less B. use again C. change things into others
What should we do for “reuse”
A. Use things for as long as possible.
B. Look after and repair things.
C. Both A and B.
4) Read paragraphs 5 & 6 and answer:
What does “recycle” mean
Is it easy to recycle Why is it necessary to recycle
How can we do to help save trees
5) Read and find the sentences to make suggestions.
Post-reading
1. Find two things you should do and two things you should not do in the passage. Give reasons. Use
your answers to write sentences.
Example: We should recycle rubbish because it can help us protect the environment.
Possible answers:
Should:
Walk or ride a bike to school.
Use China cups and cloth bags.
Reasons:
Walking or riding a bike doesn’t burn oil and cause air pollution.
China cups and cloth bags can be used many times.
Should not:
Buy new clothes just because they are modern.
Waste things.
Reasons:
Walking or riding a bike doesn’t burn oil and cause air pollution.
China cups and cloth bags can be used many times.
Old things can be just as good as new ones.
2. 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. 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 4 Language points
1. Do you take your own bag when shopping and not ask for a plastic bag
购物时你带着自己的袋子而不要塑料袋吗？
状语从句的省略：when shopping是when you are shopping的省略形式。When和while引导时间状语从句，当主句的主语和从句的主语相同，且从句谓语动词含be动词时，省略从句中的主语和be动词。
e.g. When (he was) passing the house, he saw a girl playing the piano.
2. And what do you do with the bottles when they are empty 瓶子空了时，你怎样处理它们？
【辨析】do with与deal with
e.g. I don’t know what to do with the old photos.
I don’t know how to deal with the old photos.
3. Do you divide the waste into things to recycle and things to throw away
1) divide v. 分配；分开。
常用结构：
divide ... into ... 把……分成……
表示把一个整体分成几部分
【语境应用】
I. 单项选择
—Mary, your books are in a mess.
_______ them according to the theme.
—OK, Mum. I'll tidy them up.
A. Take B. Bring C. Divide D. Pick
II. 完成句子
这本书分六部分。
The book is _______________ six parts.
2) throw away 扔掉；丢弃
是“动词+副词”型短语，跟代词作宾语时，代词放throw与away之间；跟名词作
宾语时，名词既可位于throw与away之间，也可位于away之后。
【语境应用】完成句子。
1) 上周末我妈妈把所有的那些旧衣服都扔掉了。
My mum _______________ all those old clothes last weekend.
2) 我不需要这些袋子，你可以把它们扔掉。
I don't need these bags. You can ________________.
4. We all need a healthy environment, but we produce waster every day, and it is harmful to our environment.
我们都需要一个健康的环境，但我们每天制造废物，这对我们的环境是有害的。
be harmful to 对……有害
= do harm to/ be bad for
【语境应用】翻译句子。
看电视太多对我们的眼睛有害。
5. Before you buy something new, think whether it is really necessary because maybe the old one is just as good!
这是一个含时间状语从句的主从复合句，黑色字体部分是主句，红色字体部分是before引导的时间状语从句。主句本身也是一个主从复合句，包含一个whether引导的宾语从句和bacause引导的原因状语从句。
6. Use things for as long as possible.
as…as possible 尽可能……地= as…as one can
e.g. I read the book as carefully as possible.
= I read the book as carefully as I can.
7. We throw tons of rubbish away each year, and we have to make a change.
每年我们要扔掉大量的垃圾，现在必须作出改变了。
ton n. 吨
tons of 许多, 很多
既可修饰可数名词的复数，也可修饰不可数名词。
【语境应用】完成句子。
1) 我们学校有许多种类各异的活动，学生可以选择自己喜欢的。
There are _______________ different activities in our school. Students can choose whatever they like.
2) 旅行前制订计划会为你节约大量时间。
Making plans before the trip will save you _______________.
8. We cannot hope for rapid change, but let’s take these simple steps today so that we will save the world for our grandsons and granddaughters tomorrow.
虽然我们不能期待立竿见影的变化，但让我们从今天开始采取这些简单的措施吧，为我们的子孙后代的明天而挽救这个世界。
这是一个but连接的并列复合句。but后take these simple steps和but前cannnot hope for rapid change在语意上是转折关系。后一分句中含有so that引导的目的状语从句。 take steps 采取措施
【语境应用】翻译句子。
我们需要采取措施来保护环境。
Step 6 Writing
Work in pairs. Make a list of things you can do to make your school greener.
Example:
Don’t throw bottles away.
Carry home-made bags.
Try to cut down on the use of plastic bags.
Turn off the lights when we leave our classroom.
Recycle paper and many other things.
Step 7 Written task
Write a passage on how to make your school greener and give reasons. Use the list you have made above to help you. Use because, so and so that.
Example: Don’t throw bottles away because it is better to recycle them.
思路点拨
体裁：说明文
时态：以一般现在时为主
人称：以第一人称为主
is harmful to our environment
We can divide rubbish into
will become more beautiful
Turn off the lights
reduce pollution
How to make our school greener
To make our school greener, we can do many things. We shouldn’t throw rubbish on the ground because it is harmful to our environment. We can divide rubbish into things to recycle and things to throw away. We can plant more trees and flowers around our school so that it will become more beautiful. Turn off the lights when we leave a room so that we can save money and reduce pollution.
If we each try our best to protect the environment, our school will become greener.
Step 8 Exercises
Ⅰ. 根据语境及所给汉语提示语写出所缺单词。
1. Could you please not throw those old _______ (瓶子) away
2. The waste should be _______ (分开) properly.
3. You can remember the sentence by _______(重复) it.
4. People are asked not to use _______(塑料) bags when shopping.
5. You'll be a green person if you know how to do _______(回收利用).
Ⅱ. 根据语境从方框中选择恰当的单词填空，有的需要变换形式。
reduce, rapid, step, reuse, cloth
1. The population in that country grows _______.
2. Why not cover this desk with a piece of _______
3. In order _______ pollution, we should drive less.
4. The following _______ are useful for English learners.
5. _______ the waste is much better than burning it.
Ⅲ. 根据语境从方框中选择恰当的短语填空，有的需要变换形式。
throw away, turn off, find out, be harmful to, make a change
1. Smoking ____________ both yourself and the people around you.
2. You can't sit there all day dreaming of your future. It's time ____________ and take action.
3. Don't forget ____________ all the lights in the house when you leave.
4. It's not a good idea ____________ these old books.We can give them to people who need them.
5. Before our class begins, let' s ____________ who broke the glass just now.
Ⅳ. 根据汉语意思完成英语句子，每空一词。
1. 体育课上，老师通常把我们分成四组。
The teacher usually _______ us _______ four groups in the PE lesson.
2. 这是你要求增加工资的好机会。
It is a good chance for you to _______ _______ a rise in salary.
3. 我的旧电脑跟你的一样有用。
My old computer is _______ _______ _______ yours.
4. 变废为宝是需要能量的。
_______ _______ _______ _______ change waste into treasure.
Ⅴ. 根据括号内所给英文提示语将下列句子翻译成英语。
1. 我们应该尽可能长时间地使用我们的物品。 (as ... as possible)
2. 咱们去帮帮Jim吧，以便他能在今天完成任务。 (so that)

3. 这比待在家里看电视好得多。 (It's better than ...)

4. 你将如何处理这些旧衣服呢？ (do with)

Step 9 Homework
Write a passage on how to make our school greener and give reasons.
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