Module 12 Save our world Unit1 If everyone starts to do something,the world will be saved课件(共39张PPT)

(共39张PPT)
Module 12 Save our world
Unit 1 If everyone starts to do something,
the world will be saved.
目录
名师点拨
03
课堂小测
04
课后作业
05
01
课前预习
语篇理解
02
课前预习
请同学们完成上册Module 12 Unit 1的所有练习题。
语篇理解
一、仔细阅读课本P96 Activity 3的对话内容，选出下列各题的最佳选项
（　　）1. What is our great enemy according to the passage
A. Pollution. B. Waste.
C. Recycling. D. Production.
A
（　　）2. What do cars on the roads use
A. Crops. B. Winds. C. Oil. D. Water.
（　　）3. What does every class at a green school collect
A. Cars. B. Money.
C. Products. D. Waste.
C
D
二、仔细阅读课本P96 Activity 3的对话内容，回答下列问题
1. What will happen if the rivers are polluted
__________________________________________________________________________________________
Farmers can’t use the water for their crops （if the rivers are polluted）.
2. Why is pollution a danger to people’s health
_____________________________________________3. How will the world be saved
_____________________________________________
_____________________________________________
Because it makes people ill, and may even kill them.
If everyone starts to do something, the world will be saved.
三、根据课本P96 Activity 3的对话内容, 完成短文填空
After the lesson on the environment, the children are worried about the future. Pollution _____1_____ people’s great enemy. If the rivers are _____2_____, farmers can’t use the water for their crops. In some places, pollution from factories spreads over cities and villages. It makes people ill, and may even kill them. Also, there are so many cars _____3_____ the roads.
is
polluted
on
So much oil is used and it causes pollution. In a word, there’s just too much pollution. It’s a great danger to people’s _____4_____ and life.
Then the children start to discuss what they can do as students. It’s no _____5_____ talking about things they can’t do. They should think of things they _____6_____ do.
health
use
can
Lingling suggests making their school a green school. At a green school, every class collects waste _____7_____ can be recycled or reused. Then the school sells the waste and uses the money to help students in poor areas. Daming thinks it’s a nice idea.
that / which
Betty adds that students at a green school should also learn ways to save energy _____8_____ recycle at home. That means less waste. Tony agrees with his friends. He doesn’t think it’s hopeless _____9_____ pollution is heavy now. If everyone starts to do _____10_____, the world will be saved.
and
although / though
something
1. __________ 2. __________
3. __________ 4. __________
5. __________ 6. __________
7. __________ 8. __________
9. __________________
10. __________________
is
polluted
on
health
use
can
that / which
and
although / though
something
名师点拨
pollute的用法
pollute作及物动词，意为“污染”，常见搭配为pollute sth. with sth.，意为“用某物污染某物”。其名词形式为pollution，常见搭配为：produce / cause pollution 制造污染，reduce / cut pollution 减少污染，prevent / avoid pollution 防止污染。如：
The river has been polluted with toxic waste from local factories. 当地工厂排放的有毒废弃物污染了这条河。
Battery-powered cars produce far less pollution. 电池驱动的汽车产生的污染要少得多。
（　　）1. Waste from the factory had __________ the river.
A. recycled B. added
C. saved D. polluted
2. The air ________________ （pollute） is so serious here. （用所给单词的适当形式填空）
D
pollution
“be a danger to ...”的用法
“be a danger to ...”意为“对……是一种威胁；对……有害”，后面接名词或代词，相当于“be dangerous to ...”。如：
Smoking is a serious danger to your health.=Smoking is seriously dangerous to your health. 吸烟严重危害健康。
1. 急流对游泳者来说是危险的。
Strong water currents can __________ __________ __________ swimmers.
2. 警方说这个男人对公众构成威胁。
Police said the man __________ __________
__________ __________ the public.
根据汉语意思完成句子，每空一词
be
dangerous
to
was
a
danger
to
“It’s no use doing sth. ”句型的用法
“It’s no use doing sth. ”意为“做某事没有用处”, 在这个句型中, 动名词短语是主语, it是形式主语。动名词短语作主语, it作形式主语的类似句型还有：
句型 含义 举例
It’s no good doing sth. 做某事是没有好处 的 It’s no good talking to him because he never listens.跟他讲没用, 因为他从来不听。
It’s a waste of time / money doing sth. 做某事是浪费时间 / 金钱的 It’s a waste of time talking to her when she’s in a bad mood. 她心情不好时, 跟她谈话是浪费时间的。
It’s fun doing sth. 做某事是有趣的 It’s great fun playing golf. 打高尔夫球是有趣的。
（　　）1. It is no _____ arguing with Bill because he will never change his mind.
A. use B. help C. time D. way
2. It is not useful to stay at home. （同义句转换，每空一词）
It __________ __________ __________ __________ at home.
A
is
no
use
staying
waste的用法
词性及词义 常见搭配 举例
n. 废料 household waste生活垃圾 The emphasis now is on recycling household waste. 目前的重点是生活垃圾的回收利用。
n. 浪费 a waste of time / money / energy浪费时间 / 金钱 / 精力 It’s a waste of money to buy / buying things you don’t need. 购买你不需要的东西是浪费金钱的。
v. 浪费 waste time / money （in）doing sth. / on sth. 在（做）某事上浪费时间 / 金钱 He wasted lots of time playing / on computer games. 他在（玩）电脑游戏上浪费了许多时间。
1. 妈妈认为玩电脑游戏是浪费时间的。
Mum thinks it’s__________ __________ __________ __________ playing computer games.
2. 这个过程产生了大量的废料。
The process produced __________ __________ __________ __________.
根据汉语意思完成句子，每空一词
a
waste
of
time
a
lot
of
waste
hopeless的用法
hopeless是形容词，意为“无望的”，由“hope+后缀-less”构成。后缀-less一般加在名词之后，构成形容词,表示“无；没有”。如：
Most of the students are making good progress, but Michael is a hopeless case. 大多数学生都很有进步，唯有迈克尔不可救药。
【拓展】 常见的由“名词+后缀-less”构成的形容词
careless粗心的 helpless无助的 　
useless无用的 homeless无家可归的
1. He failed again, and he felt really __________ （hope） about the future.
2. Thinking of his poor wife, Mr Mosley stood there, feeling __________ （help）.
用所给单词的适当形式填空
hopeless
helpless
课堂小测
一、用所给单词的适当形式填空
1. Don’t throw these boxes away. They can be __________ （recycle）.
2. The more you exercise, the __________（little）weight you’ll put on.
recycled
less
3. If you spend all your time playing computer games, your future will be __________ （hope）.
4. Water __________ （pollute）caused the death of the fish in this river.
5. The river was heavily polluted because people threw too much __________ （waste） into it.
hopeless
pollution
waste
二、根据要求完成句子，每空一词
6. If you get up late, you’ll miss the early train. （就画线部分提问）
__________ __________ __________ if I get up late
What
will
happen
7. We had a concert to raise money for Project Hope. （就画线部分提问）
__________ __________ you have a concert
8. Don’t worry about your friend, since he’s OK. （改为同义句）
__________ __________ __________ _________ your friend, since he’s OK.
Why
did
Don’t
be
worried
about
9. Wolves are dangerous to the farm animals. （改为同义句）
Wolves are __________ __________ __________ the farm animals.
10. I think he works hard enough this term. （改为否定句）
I __________ __________ __________ __________ hard enough this term.
a
danger
to
don’t
think
he
works
三、完形填空
The environment is everything around us in the natural world. It is the earth, the air, rivers, lakes, forests and seas. These are what human beings _____11_____ for a living.
（　　）11. A. live on B. depend on
C. spend on D. move on
B
All natural waste is _____12_____. Animal waste and dead bodies are broken down by small creatures, like those worms in the soil. This is their _____13_____. The carbon dioxide （二氧化碳） that people and animals breathe（呼吸）out is used by plants to breathe and help them _____14_____.
（　　）12. A. avoided B. allowed
C. reduced D. recycled
（　　）13. A. food B. hobby
C. method D. support
（　　）14. A. grow B. continue
C. progress D. increase
D
A
A
Plants give out oxygen which people and animals need to breathe in. Plants _____15_____ water through their roots（根）. They pass it out through their leaves as moisture（水分）.
（　　）15. A. put away B. give up
C. take in D. take away
C
This moisture, together with water vapour coming from rivers and seas, rises and turns into water droplets（小滴） and forms _____16_____. Larger water droplets then _____17_____ in the form of rain. In this way, the water goes back to the earth, rivers and seas to be used again.
（　　）16. A. air B. sunshine
C. winds D. clouds
（　　）17. A. go up B. fall down
C. fall away D. put up
D
B
_____18_____, humans have made a lot of changes to the earth. The technology and industry have made life _____19_____, but they also produce a lot of new waste.
（　　）18. A. Also B. Still C. However D. Already
（　　）19. A. slower B. easier
C. heavier D. cheaper
C
B
Nature finds this new waste hard or _____20_____ to recycle. Man shall deal with this problem before it is too late.
（　　）20. A. helpful B. valuable
C. impossible D. unnecessary
C
课后作业
请同学们完成上册Module 12 Unit 1的所有练习题。
THANKS!