Unit 13 We're trying to save the earth! Section A 2a-2d 课件(共25张PPT,内嵌音频)2022-2023学年人教版英语九年级全册

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名称 Unit 13 We're trying to save the earth! Section A 2a-2d 课件(共25张PPT,内嵌音频)2022-2023学年人教版英语九年级全册
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科目 英语
更新时间 2022-12-26 11:50:31

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(共25张PPT)
Unit 13
We are trying to save the earth
Section A 2a-2d
coal n.
煤;煤块
ugly adj.
丑陋的;难看的
wooden adj.
木制的;木头的
plastic adj.塑料的
n.塑料;塑胶
takeaway n.
外卖食物
bin n.
垃圾箱
Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about.
land pollution
air pollution
C. noise pollution
D. water pollution
2a
Kinds of pollution
Causes
Listen again and complete the sentences.
air pollution
1. There are on the road these days.
2. Factories that burn coal also the
air with a lot of black smoke.
land pollution
1. People things every day.
2. People are also littering in like
parks.
more cars
pollute
are throwing away
public places
Jason: The air has become really
polluted around here. I’m really
getting worried.
Susan: Yes, I used to be able to see stars
in the sky.
Jason: The problem is that ...
Use the information in 2a and 2b to role-play conversations between Jason and Susan.
2c
What should we do to save the earth
After you drink a can of cola. What do you do
I throw away cans.
I recycle cans.
There are a lot of old newspapers at your home. What do you do
I throw the old newspapers away.
I recycle the old newspapers.
Jason and Susan are talking about some environmental problems they
Sample
One problem is that the air
The other problem is that
These are serious problems for our environment.
have seen
.
clearly, but now we hardly ever see blue skies anymore.
is that
factories that burn coal pollute the air with a lot of black smoke.
is
badly
polluted
.
We
used to
see the stars
One reason
there are
more cars on the road these days.
It’s also
because
streets.
people
there is
too much rubbish and waste in the
It’s
because
people
are throwing
away things every day.
And
are
also
littering
in public places like parks.
Jason and Susan are talking about some environmental problems they’ve seen …
Read the conversation and complete the chart.
Problems Solving problems
air pollution
waste pollution
wooden (木头的) chopsticks or plastic forks
rubbish
take the bus, subway or ride a bike instead of driving.
bring a bag to go shopping.
use chopsticks or forks at home.
throw rubbish in the bins.
Interviewer: Jason and Susan, what are your
ideas for solving these problems
Jason: Well, to cut down air pollution, we should
take the bus or subway instead of driving.
Susan: Yeah, or ride a bike. There are other advantages of bike riding . It’s good for health
and it doesn’t cost anything!
2d
Role-play the conversation.
Interviewer: Great ideas! What about waste
pollution
Susan: Mmm, I think simple things like bringing
a bag to go shopping can help. I started
doing that a year ago.
Jason: Me, too. Also, I never take wooden
chopsticks or plastic forks when I buy
takeaway food. I use the ones at home.
Susan: And remember to throw rubbish in the
cans and keep public places clean and
beautiful for everyone.
Interviewer: So together, our actions can
make a difference and
lead to a better
future!
1. People are also littering in _______ like parks. This is turning beautiful places into ugly ones.
ugly 作形容词,意为“难看的;丑陋的”,指人、动物或事物的外貌或道德上令人反感。还可表示“有敌意的;阴险的;不祥的”,在句中可作表语或定语,反义词为comely,beautiful。
如:The fairy changed the ugly old woman into a frog.
仙女把那个丑陋的老女人变成了一只青蛙。
Language points
2. There are other advantages of bike riding.
advantage作名词,意为“有利条件,优点,优势”,
反义词为disadvantage。
如:He had the advantage of a good education.
他具备受过良好教育的优势。
What is the advantage of using nuclear power
使用核能有何好处
Language points
advantage还可作及物动词,意为“有利于;使处于优势”。
如:It would advantage him to go abroad.
出国会对他有好处。
It would advantage you to work hard.
努力工作对你会有益。
Language points
3. It’s good for health and it doesn’t cost anything!
be good for意为“有益于;适于”,后接名词或动词-ing形式。
如:Whisky can be good for you if taken in moderation.
威士忌酒如饮用适度是有益的。
Do it up. It'll be good for you.
把它喝完,它对你有益。
Language points
用动词的适当形式填空。
1. We’re trying _______ (save) the earth.
2. It used to _____ (be) clean and beautiful.
3. There are too many ____ for __________
to catch (fish).
4. It’s bad for environment to use
_________ (wood) chopsticks.
to save
be
fish
wooden
fishermen
用方框中所给词的适当形式填空。
1. Don't throw _______(垃圾) everywhere.
2. In winter, many people burn ______(煤) to keep warm.
3. The police found a body at the ________(底部) of the lake.
4. The ______(花费) of living in big cities is very high.
5. He keeps a rabbit in a big _______(木制的) box.
cost wooden, coal , bottom, litter
cost
wooden
coal
bottom
litter
Ⅱ. 根据汉语意思完成英语句子,每空一词。
1. 房间里挤满了人。发生什么事了?
The room was ___________ ___________ people. What happened
2. 你应该交个笔友,用英语给他写信。
You should make a pen friend and ___________ ___________ him in English.
3. 转学对我的一生有影响。
Transforming from one school to another ___________ ___________ ___________ to my life.
full of
write to
made
a difference
4. 为了盖房子马路边的许多大树已经被砍倒了。
Many big trees along the road have been _____ ______ for building houses.
5. 勇气对说好英语起着很重要的作用。
Courage ______ ______ ________ _______ _____speaking English well.
cut down
plays an important part in