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(共22张PPT)
Module 12 Save our world
Unit 2 Repeat these three words daily:
reduce, reuse and recycle.
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1. What do you think of when you see the color green
2. How green are you
Free talk
What does this symbol mean
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1. 学习并掌握divide, plastic, policy, reuse, bottle, throw away, repeat, reduce , cloth, ton, tons of, rubber, rapid, step, grandson, granddaughter等核心词汇，掌握常用的构词法。
2. 能够读懂关于环保的文章, 能利用构词法理解一些生词的意思。
3. 能够简单介绍环保措施, 提出建议并说明理由。
4. 通过学习, 增强环保意识, 从我做起, 从身边做起, 从小事做起, 养成环保的习惯。
学习目标
思 考
Look at the pictures,say which ways are good for environment and why.
These are some bowls and spoons made of china.
We shouldn’t use disposable food box or disposable chopsticks.
We can use them many times.
good for the environment
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Someone threw an empty bottle in a river.
There are three rubbish bins for recycling, so please divide the waste before you throw things into them.
We can save energy.
good for the environment
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.
It is better to use china cups and bowls because they can be used many times.
china divide necessary plastic policy reuse
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Reading
Read the passage and answer the questions in the first part.
Do you walk or ride a bike to school
Do you buy new clothes just because they are modern
Do you turn off the lights when you leave the room
Reading
Do you take your own bag when shopping and not ask for a plastic bag
Do you buy drinks in bottles And what do you do with the bottles when they are empty
Do you divide the waste into things to recycle and things to throw away
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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.
T
T
T
F
T
T
F
F
此类文章中常用句型：
祈使句：
Do …
Do not do…
Let’s …
特殊句式：
It’s better to do sth.
It’s better than doing …
情态动词:
We have to …
Task 2
Underline the sentences to make suggestions.
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关掉
处理
divide…into…
把……分成……
be harmful to…
对……有害
照顾
throw away:扔掉；丢弃
change…into…
把……变成……
许多
期待……
take steps:采取措施
Pay attention to the expressions.
关掉
处理……
把……分成……
扔掉；丢弃
对……有害
照顾……
把……变成……
许多……
期待……
采取措施
turn off
do with
divide … into …
throw away
be harmful to
look after
change … into …
tons of
hope for
take steps
Task 4
Translation.
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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!
divide granddaughter plastic policy rapid recycle repeat step ton
tons
granddaughters
recycle
Repeat
step
divide
plastic
policy
rapid
P99
Complete the passage with the correct form of the words in the box.
Task 6
1. Do you take your own bag when shopping and not ask for a plastic bag
你买东西的时候拿着自己的袋子而不要塑料袋吗？
注意：由when, while等引导的时间状语从句，当主句的主语与从句的主语相同且从句谓语动词含有 be 动词时，常省略从句的主语和 be 动词。
(1)Tim enjoys listening to his MP4 player while (he is) waiting for the school bus.
Tim一边等校车，一边听MP4里的音乐。
(2) While (you were) walking the dog, you were careless and it got loose and was hit by a car.
在遛狗时，你不小心让狗挣脱了绳子，结果狗被车撞了。
句中的 when shopping 实际上是 when you are shopping的省略，其中when是连词。
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2. And what do you do with the bottles when they are empty
你是怎么处理空瓶子的？
do with : 对付；处理 通常与what连用；侧重于对某事物的利用或处置。
(1)The teacher didn’t know what to do with the naughty pupil．
教师不知道该怎样对待那个顽皮的学生。
(2)What should I do with this old computer
这台旧电脑怎么处理？
deal with : 对付；处理 通常与how连用；强调处理问题的方式、方法。
3. Do you divide the waste into things to recycle and things to throw away？
你把垃圾分为可回收和需丢弃的吗？
throw away: 扔掉、丢弃。
(1) When are you going to throw away those old magazines
你打算什么时候扔掉那些旧杂志？
(2) I threw those trousers away years ago.
多年前我就把那些裤子扔掉了。
(1) The book is divided into six sections.
这本书分为六部分。
(2) Lucy divided the cake in / into four.
露西把这块蛋糕分成了四块。
divide: 分开, 强调把整体划分为若干部分。divide…into… 把……分成……
注意:当divide 后只有数词, 而无“部分”、“组”、“队” 等词语时, 也可与介词in连用。
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4. Although it takes energy to change things into something else, it is better than throwing things away or burning them.
change…into… 把……变成……= turn into
(1) You cannot change iron into gold.
你无法把铁变成金子。
(2) With a wave of her magic wand, she changed the frog into a handsome prince.
她魔杖一挥，把青蛙变成了英俊的王子。
5. We cannot hope for rapid change, but let’s take these simple steps today…
我们不能期待立竿见影的变化, 但是今天就让我们从这些简单的措施开始吧…
step :可数名词, 意为“措施、步骤” 。
take steps to do sth 采取措施以达到某目的
(1) We need to take some steps to reduce pollution.
我们需要采取一些措施来减少污染。
(2) We should take steps to prevent war.
我们应当采取措施制止战争。
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6. It’s harmful to our environment.
这对我们的环境是有害的。
Be harmful to “对…有害”= do harm to / be bad for
看电视太多对我们的眼睛有害。
Watching TV too much is harmful to our eyes.
= Watching TV too much does harm to our eyes.
=Watching TV too much is bad for our eyes.
7. Repeat these three words daily: reduce, reuse and recycle.
每天重复这三个词：减少，重复利用和回收利用。
repeat (及物动词)“重说；重新做”
不要重复了。
Don’t repeat it.
reduce (及物动词)“减少；降低；缩小”
reduce to… “减少到…”，强调减少后达到的数量。
reduce by… “减少了…”，强调减少的程度。
(1）我们学校的学生数量减少到了520。
The number of the students in our school reduces to 520.
(2）价格降了50%。
The price was reduced by 50%.
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1. — Let’s _____ these old newspapers to make some decorations.
— That’s a good idea.
2. _______ bags are bad for the environment for many reasons.
3. Grandma has three _________, including me.
4. My weight ___________ from 65 kilos to 50 kilos in the past three months.
5. When the PE lesson began, the children __________ into four groups.
grandsons
has reduced
were divided
reuse
Plastic
reuse plastic divide grandson reduce
Ⅰ.用所给单词的适当形式填空。
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