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(共24张PPT)
Module 12 Save our world
Unit 2 Repeat these three words daily:reduce, reuse and recycle.
学习目标
1.To summarize and consolidate the rules of word building.
2.To know how to protect the environment.
3.To practice word-building: compounds, derivatives, conversion
新课导入
Language practice
Reuse means “use again”.
Though pollution is heavy now, I don’t think it’s hopeless.
1
Look at the pictures. Say which ways are good for the environment and why.
china bowls and spoons, can be used many times
disposable (一次性的) food box and disposable chopsticks, only be used once and then have to be thrown away
Pre-reading
Plastic bottles are thrown into a river.
(pollute the environment)
There are three rubbish bins for collecting different kinds of waste.
(save energy)
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.
How to be green
china divide necessary plastic policy reuse
E.g. It is better to use china cups and bowls because they can be used many times.
Pre-reading
Do you take your own cloth bag when shopping and not ask for a plastic bag
Reduce
Warming up
Do you use china cups
Warming up
Reading
1. How many ways are mentioned to be greener
2. What are they
__________________________________________________.
Fast reading
Three.
Reduce, reuse and recycle .
Read Paragraphs “Reduce, Reuse, Recycle”, complete the table.
Careful reading
meaning suggestions
Reduce use less Do not waste things. It __________ and ______________.
Do not _______________ than you can finish.
________ you do not need them.
Before you but sth. new, think _______________________.
Reuse Use things for ___________________. __________them so that they will last. ________them if possible. Do not _______________and buy new ones.
It is better to ___________________________
because they can be used many times.
use again
saves money
causes less pollution
order more food
Turn off
whether it’s really necessary
Look after
repair
throw them away
use china cups and cloth bags
as long as possible
Read the part – Reuse and analyze the structure of this paragraph.
What
①
How
②
③
④
⑤
⑥
Language points
And what do you do with the bottles when they are empty
瓶子空了时，你怎样处理他们？
do with=deal with 应付，处理
[辨析] do with/deal with
(1)do with 常与what 连用，侧重对于某事物的利用与处理。
(2)deal with常与how连用，强调处理问题的方式，方法
[例句] What do you do with the old clothes
你怎样处理旧衣服？
[造句]
I don’t know how to deal with these old photos.
我不知道如何处理这些旧照片。
2. Do you divide the waste into things to recycle and things to throw away
你将废物分成可回收利用的和要丢弃的吗？
divide作动词，意为“分开，分割”，指把一个整体分成若干部分，常与介词into连用， divide… into…表示“把……分成……”。
[例句] Please divide the apple into four pieces.
把这个苹果分成四块。
[造句]
We divided this passage into 3 parts.
我们将这篇文章分成3部分。
① Let’s divide all the students into six groups.
让我们把全部学生划分成六组。
② Junior high school days are over and it’s hard to separate from
our dear teachers and classmates.
初中的日子结束了, 很难与亲爱的老师和同学们分离。
Scientists ______ animals, plants and minerals into classes.
A. divide B. decide C. cut D. join
【点拨】用句意判断法解题。句意为“科学家把动物、植物和矿物分类”。divide... into... 意为“把……分成……”, 符合句意。
A
Reduce
Reduce means “use less”. Do not waste things. It saves money and causes less pollution. Do not order more food than you can finish. Turn off the lights when you do not need them. Before you buy something new, think whether it is really necessary because maybe the old one is just as good!
Reading and vocabulary
Reuse
Reuse means “use again”. Use things for as long as possible. Look after them so that they will last. Repair them if possible. Do not throw them away and buy new ones. Do not use paper cups or paper bags. It is better to use china cups and cloth bags because they can be used many times.
Reading and vocabulary
Recycle
Recycle means “change things into something else to be reused”. 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…”
Group Activity :
Make a poster on the given topic.
Steps:
Write your idea on the note by using “because”，“so”or “so that”.
Post your note on the poster.
Choose a person to show your group’s poster.
Summary:
How to save our world
Make our world greener
Homework:
Must do:
Based on your poster, write a paragraph about protecting the earth by using “because”，“so”or “so that”.
Choose to do:
Prepare a short speech on how to be green and show to the whole class.
5. We all need a healthy environment, but we produce waster every day, and it is harmful to our environment.
我们都需要健康的环境，但我们每天都会制造垃圾，而这些垃圾会危害我们的环境。
be harmful to 对……有害 = do harm to/ be bad for
e.g. 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.
看电视太多对我们的眼睛有害。
6. It is better to use china cups and cloth bags because they can be used many times.
用瓷杯和布袋子更好，因为它们可以使用很多次。
cloth n. 布；布料 主要用作不可数名词，没有复数形式，但如果指有特殊用途的布(如抹布、擦桌布等)则为可数名词，其复数形式为cloths。
表示“一块布”时，一般要借助量词a piece of。
e.g. How much cloth does it take to make a dress
做一件连衣裙要多少布料

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