to the unit

Unit 2 The environment

What is the environment?

It is the place where

people, animals and

plants live.

Smoke from the factories and cars

Trees be cut down and soil be washed away

piles of rubbish

Waste water from factories and cities

sandstorms

Environmental problems

Waste air

Rubbish

Flood

Environmental problems

Waste water

Drought

Sand-storm

Discussion

1. Look at the pictures above and discuss which problems are caused by nature and which ones are caused by man.

2. Can you think of other nature disasters that damage the environment?

3. Can you think of other ways in which people damage the environment?

earthquakeearthquake Tornado 龙卷风Tornado 龙卷风

Snowslide雪崩

Snowslide雪崩

Tsunami 海啸Seaquake 海震Tsunami 海啸Seaquake 海震

Flood Drought干旱

Flood Drought干旱

VolcanoeruptionVolcanoeruption

Typhoon 台风Hurricane 飓风Typhoon 台风Hurricane 飓风

Global warmingGlobal warming starvationstarvation

Explosion爆炸

of mines

Explosion爆炸

of mines

warwar Radiation 射线Radiation 射线

Leak 泄漏of gas/oil/nuclear

Leak 泄漏of gas/oil/nuclear

What can we do to protect the environment?

Please save our earth

Economy or Environment

must we choose?

Reading strategy: reading a debate

1.In a debate, two sides _________

____________ first and then there

is often a ____________ after it.

2. Speakers in a debate will _______

_____________ on the subjects

being discussed.

their points

present

discussion

represent

opposite views

3. Most people find themselves ____

____________ on many difficult

issues.

4.You should not _______________

________ until you have read or

listened to both sides completely

and undertand all the arguments.

the middle

make a final

in

dicision

Go through the passage as quickly

as possible and try to find answers

to the three questions in part A on

Page 22.

1.What side does Mr Lin Shuiqing

and Mr Qian Liwei each represent?

2.By how many times has the

world’s population increased since

1800?

3.According to Mr Qian liwei,

what should be done to factories

that pollute the environment?

1.What side does Mr Lin Shuiqing

and Mr Qian Liwei each represent?

Mr Lin Shuiqing represents the

society of environmental

preservation, while Mr Qian Liwei

represents the economy.

2.By how many times has the

world’s population increased

since 1800?

Six times.

3.According to Mr Qian liwei,

what should be done to factories

that pollute the environment?

They should have to pay

higher taxes.

课课练 P39 Ex 1

答案是 ccbda

Read the speeches a third time

and complete the form on page 39.

课课练

1. poisonous chemicals

2. have been destroyed

3. have died

4. catch large numbers of fish

5. giving them time to lay gees

6. has grown to

7. approaching 6.5 billion

8. cut back on9. Recycling10. environmentally friendly ways of living11. at the same time12. concerned about the environment13. more important14. more effective laws15. taxes

DiscussionDiscussion

If you were a socialist, which

one would you like to choose, the

economy or the environment?

Why?

Homework

1. Finish C1, C2, D, E on page 24-25

2. 一单元单元综合检测题Ⅱ