Welcome to the unit

M5 Unit 2 The environment

Compared with the last few years, the environment is getting worse.

Blue sky Grey sky

Green forest Bare mountain

Clean water Dirty water

Some kinds of pollution

In China millions of tons of household wastes are produced everyday.

Air pollution

The automobiles are piping out all kinds of waste gas into the atmosphere.

We can always see heavy smoke piped from the tall and ugly chimneys.

Drought

Flood

Sandstorm

Rubbish

Waste air

Waste water

The impact on human beings

Many children suffer hunger.

Because of pollution many children were born abnormal.

The economy or the environment

must we choose?

A debate between an environmentalist and an

economist

Have you ever watched a debate or even taken part in a debate? Do you know something about debates?

自主学习 Reading strategy: reading a debate

• What is the order of a debate?1. One side: present their points first2. The other side: follow and present their points 3. Have a discussion

Speakers in a debate will represent opposite views.

The order of today’s debate:Lin Shuiqing presents his points.

Qian Liwei presents his points.

Open discussion.

Reading strategy: reading a debateHow should we read or listen to a

debate?We should not make a final decision until we have read or listened to both sides and understood all the arguments made by each side.

Reading strategy: reading a debate

• What are the basic elements in a debate?

Debate

Clear viewsPersuasive language

Convincing evidence

What’s Lin Shuiqing’s views? And what about Qian Liwei’s?• Lin Shuiqing------- about the way vast

areas of the world are damaged by chemical waste. (L11)

• Qian Liwei------ a healthy environment and development should be possible at the same time. (L35)

讨论交流 1 Clear views

Lin ShuiqingRecycling waste ___chemical waste ___population ___fishing ___water pollution ___production ___

Qian Liweitaxes ___Recycling waste ___factories ___production ___laws ___

讨论交流 2 Convincing evidence

6

4

3

2

1

2

3

4

51

5

请排序

1 cut back on production

2 reduce the number of things we buy

4 teach people environmentally friendly ways of living

讨论交流 3 Suggestions in Lin Shuiqing’s speech

3 recycle our waste

more things from recycled materialsless from raw materials

better laws

higher taxes

produce

preserve the environment

do harm to the environment

have to pay for it

Mr Qian Liwei’s suggestions

检测反馈 1 The speech of Lin Shuiqing

(1)____ waste

It has damaged vast areas of the world, (2)_______ many plants and animals to die

（ 3 ） ____ pollution

The waste flow into our water ,which（ 4 ） _______ river and sea life.

fishing The number of fish left is becoming （ 5 ） _______

population The world’s population is (6)_____ times larger than what it was in 1800

production It’s our duty to (7)_______ production.

(8)______Waste

We should recycle waste and teach people environmentally (9)_______ ways of living.

chemical

kills

smallersix

reduce

recyclingfriendly

causingwater

The speech of Qian Liwei

(10)_________

They are controlling the amount of pollution and repairing the damage.

production If we reduce production, many people will be out of （ 11 ） __________.

recycling waste

We should produce more from (12)____ materials rather than raw materials.

laws Better laws are needed to preserve the environment and (13)______ the economy as well

taxes Any factory (14)________ the environment should pay higher taxes.

factories/ industries

jobrecycled

develop

polluting

两位辩手的演说词都很精彩，请找出你认为精彩的句子与大家分享吧！ Lin Shuiqing1 Other types of waste flow into our water, killing

river and sea life.2 The world’s population has grown by six times

what it was in 1800.3 It is our duty to cut back on production and

reduce the number of things we make and buy.4 It would be good to increase the amount of waste

we recycle

点评提升 2Persuasive language

Persuasive language Qian Liwei1. It is clear that you are very concerned about

the present situation of our environment.2. What I’m here to say is that having worked

with many environmental …3. What we need are better laws to preserve the

environment and still allow …4 . Asking around , I find many people willing to

pay a little higher price

点评提升 1:What can we do to protect the environment?

1 Using handkerchief instead of the paper napkin.

2 Using paper bag instead of plastic bag.

3 Do not use one-off chopsticks.

4.Protect forests and wild animals 5 Throw waste in rubbish bins

6 Slow greenhouse warm

检测反馈 2 Important sentences• 1. （很显然） ________________you are very

concerned about the ________________(现状） of our environment.• 2. First I am talking to you today about the way

___________ (定语从句 ) vast areas of the world • ____________ ( 被……破坏 )by chemical waste.• 3. These boats catch ________________(大量

的 ) fish ________________(没给 ) them time to • ___________(产卵 ).• .

It’s clear thatpresent situation

in which/thatare damaged

large numbers of

without givinglay eggs

Important sentences• 4. The world's population

______________________________________• (增长了六倍 )in 1800.• 5. _______________________(是我们的职责 ...)

to _________________(削减 ) production and • reduce the number of things we make and buy.• 6. When people ___________(想到 ) factories,

they think of clouds of dirty smoke or of pipes• _____________________________________• (向河流中排出化学废物 ). They think of • greedy businessmen __________________(躲避他们的责任 ) and only worrying about money.

has grown six times what it was

It’s our dutycut back on

think of

pouring chemical waste into rivers

hiding from their responsibilities

Important sentences• 7. People often _______________(持有这样的信

念 ) that development ___________( 对 ...有害 ) • the environment, but this does not have to be

true.• 8. What I'm here to say is that

________________________• (已经和很多环境顾问工作过以后， ), I know that

a healthy environment and development should be possible at he same time.

• 9. The people ______________________(管理这些工厂 ) are deeply concerned the environment.

have this belief

is bad for

having worked with many environmental consultants

operating these factories

Important sentences• 10. _________________________(我们需要的

是 ) better ways ________________ (保护环境 ) and still allow our country to grow.

• 11. __________________(向四周询问 ), I find many people __________________________

• (乐意为 ...付更高的钱 ) for the things that _____________________

• (环保的 ).• 12. If you harm the environment, you should

have to pay for it______________________• (修理 ).

What we need areto preserve the environment

Asking aroundwilling to pay a little higher price

are friendly to the environment

to be repaired