课件15张PPT。Unit 9 Saving the earthXu Gou High SchoolListening & speakingVoices of the earth summitListen to the speeches from the Earth Summit and complete the outlines below.Sample answers to Exercise 2:I agree that most leaders don’t seem to listen. It is terrible that some people don’t have access to safe drinking water. I think that it would be good to use alternative transportation, but I don’t think we should limit the number of cars per family.Why do some people not have access to safe water?
What can we do about it?
Why do leaders not listen?
What can I do to help?
It would be great if we could use rubbish to make money! I didn’t know that it could be done.
If rubbish is so useful, why don’t people use it?
Some words and phrasescontent
2. alternative
3. comment
4. affect
5. advise
6. defend
I didn’t understand the content of her speech.
No one is content with what he has.
I’m content to remain where I am now.
We should never content ourselves with book knowledge only.
She looked at me with a contented expression.( n)(adj)(vt)内容满足的;满意的愿意做某事使满足;使满意显示或感到满意(adj)可用以代替的;另一可选用的;其他的;不寻常的;非传统的
We returned by the alternative way.
Have you got an alternative suggestion.
2)可能性中的选择;可供选择的;取舍;抉择
I’m afraid I have no alternative but to report you to the police.
There are several alternatives to your plan.( n)(adj)1.评论;评语;解释;批评
Have you any comment(s) to make on the recent developments?
--Do you intend to keep them in prison?
--No comment.
2.评论;发表意见
The minister refuses to comment publicly on these claims.
Jean commented that it was a better play than usual, and I agreed.
( n)(vt)评论;无可奉告评论;评论affect (vt)影响,感动,(疾病)侵袭
His opinion will not affect my decision.
She was much affected by the music.
The disease is beginning to affect her eyesight.effect (n)come into effect
have an effect on…….
be of no effect
cause and effectadvise doing
advise sb to do
advise sb against doing
advise that sb (should) doHis mother advised him to accept the offer.
His mother advised that he accept the offer.1.他建议早点动身。
He advised an early start.
2.我劝他等待。
I advised her to wait.
3.我劝你早些离开。
I advice leaving early.
4.他建议我如何做。
He advised me what to do.
5。我劝他立刻走。
I advise that he go at once.defend (vt) 为……辩护,防卫,保卫
We need some lawyers to defend us.defend sb /sth from……保护某人免遭….
defend sb/sth against……保护某人抵御…The wall was built to defend the road from being washed away by the sea.
Their duty is to defend the country against its enemies.Fill in the blanks with suitable words.1. The area of desert in the world is growing. One cause of the
problem is the increase of the number of _________, which eat
up grass. Without grass, land turns into ________. ________
problem is that trees are cut down. There is nothing to ________
the soil. Strong winds also _______ away the soil on the top of
the fields.
2. Air pollution comes from factories, power stations and cars.
________ in the smoke from power stations can destroy trees and
kill the fish in the rivers, lakes and seas. Time and time again
there are serious radiation accidents that ________ the air. Many
people were ______ or killed.
3. Waste from factories and cities can also pollute water. Oceans are
able to clean ________, but certain seas, once they are polluted, are
not able to do so. Lakes also have the same ________. Some lakes
have been seriously _______. A lot of diseases are ________ in them,
so they are not safe for _________ and lots of animals and plants
___ them have been killed.
cattledesertAnotherholdblowChemicalspolluteinjuredthemselvesproblemsdirtiedpresentswimminginA PROPOSAL 1. Don’t use one-off chopsticks , lunch-boxes and cups.2. Don’t use paper tissue when you sneeze,use handkerchief
instead.
3. Don’t send post-cards.Send electronic cards by e-mail. 4. Don’t throw rubbish at will.5. Don’t make a lot of noise.6. Don’t waste water 7. Don’t waste electricity.8. Don’t destroy trees and grass.