Unit 2 Reading The economy or the environment— Must we choose

Words preview debate awful poisonous atmosphere flow pollution addition n. & vi. 辩论,争辩,争论 adj. 可怕的 adj. 有毒的 n. 大气,空气;气氛,氛围 vi. & n. 流动 n. 污染 n. 加,增加

Words preview wipe lay figure approach production beneficial vt. 擦,擦去 vt. & vi. 接近,靠近 n. 生产 adj. 有益的,有利的, 有帮助的

Words preview vi. & vt. 扩展,扩大 expand n. 绅士,先生 gentleman adj. 明显的,显而易见的 obvious situation pipe stable

Words preview enemy key effective willing slightly tax n. 敌人 n. 答案;关键 adj. 关键的 adj. 有效的 adj. 乐意的,自愿的 adv. 些微地,稍微地 n. 税,税收;税款 vt. 向……征税;课……税

Expressions preview in addition wipe out cut back on open the floor run out (of) 另外 扫除,消灭 削减,缩减,减少 自由发言 用完,耗尽

How many kinds of pollution do you know according to these pictures?

Air pollution We always can see heavy smoke piped from the tall chimneys. The automobiles are piping out all kinds of waste gas into the atmosphere.

Water pollution caused by chemicals Huai River in china Michigan Lake in USA

Soil pollution Soil pollution

The impact on human beings Many children suffer hunger. Because of pollution many children were born abnormal.

must we choose? Unit 2 Reading the economy or the environment must we choose? A debate between a spokeswoman from the green society and a business development consultant

What sides do Ms Lin Shuiqing and Mr Qian Liwe represent? Listening What sides do Ms Lin Shuiqing and Mr Qian Liwe represent? Ms Lin Shuiqing represents the environment and Mr Qian Liwei represents the economy. By how many times has the world’s population increased since 1800? Six times. According to Mr. Qian, what should be done to factories that pollute the environment? They should have to pay higher taxes.

Fast reading The topic:__________ TV host: ________ Fill in the table below The topic:__________ TV host: ________ One side speaker: ____________ She’s a ________ She thinks economic development is____ for the environment The other side speaker: ____________ He’s a ________ He thinks economic development does not have to be bad for the _________________ . The environment or the economy-must we choose? James Long spokeswoman from the Green Society bad Ms. Lin Shuiqing business development consultant Mr. Qian Liwei environment

Careful reading Read what Ms.Lin Shuiqing said and then answer the following questions 1.As a result of the chemical waste, what happened? 2. What’s the effect of water pollution? 3.What’s the population now? 4.According to Ms. Lin, what should be done about the production? 5.What has become a big problem? What should we do?

1.As a result of the chemical waste, what happened? Many places have been destroyed and many plants and animals have died.

The waste goes into the atmosphere and makes us sick.

2. What’s the effect of water pollution? Some waste flows into water, killing river and sea life.

3. What’s the population now? 7 billion 4.According to Ms. Lin, what should be done about the production? We should try to cut back on production and reduce the amount of things we make and buy.

5.What has become a big problem? What should we do? The amount of rubbish we produce is turning into a big problem. It would be good to increase the amount of things we recycle, and teach people ways of living that do not harm the environment.

Read what Mr.Qian Liwei said and then answer the following questions. 1.When people think of factories,What will they think of? 2.How can a healthy environment and a stable economy be possible at the same time? 3. Why does Qian Liwei think production should not be cut back ? 4. What kind of laws do we need?

1.When people think of factories, What will they think of? They think of clouds of dirty smoke or pipes pouring chemical waste into rivers.

1.When people think of factories, What will they think of? They think of greedy businessmen hiding from their responsibilities and only worrying about money.

2.How can a healthy environment and a stable economy be possible at the same time? There are many factories and industries which control the amount of pollution they produce and are very careful to spend money repairing any damage they cause.

3. Why does Qian Liwei think production should not be cut back ? Because jobs will be lost. People are more important than fish and trees. 4. What kind of laws do we need? What we need are better laws to preserve the environment and still allow our country to grow.

Consolidation Fill in the table below Debate topic:The economy or the environment -----must we choose? Speakers Lin Shuiqing Qian Liwei Opinions The environment is being damaged A healthy environment and a stable economy should be possible at the same time

______ boats: Too many fish are caught Speakers Lin Shuiqing Qian Liwei Arguments Chemical_____ :it has destroyed many places and caused many plants and animals to die. ______ boats: Too many fish are caught Population: The world’s population has ___ fast Factories: Many factories are ______ about the environment. Production: Cutting back on the production may make people lose_____. Recycling: Try to make more things from ________ materials. Laws: ________laws should be passed. Taxes: Those who pollute the environment should pay _____ taxes. _______ Production: people should try to cut back on_______. Recycling: It will be good for the environment waste concerned Fishing jobs grown recycled Sugge -stions better production higher

discuss As a student, what can you do to reduce pollution and protect our environment? Discuss with your partners and write down what you can do, the more the better.

Throw waste in dust bins. Recycle as much as possible. ② Use less wood. Plant more new trees. Try to make deserted areas become green. Treat the waste water before pouring it into rivers. Clean the water in the rivers/lakes. Save water in our daily life.

4. Make smoke harmless before it goes into the air 4. Make smoke harmless before it goes into the air. Limit the number of vehicles. 5. Develop clean energy. 6. Produce less noises---

Assignment 1.Do you think it is possible to achieve a balance between the economy and the environment? 2.How can this be achieved?

1. We could educate people to respect and protect the environment. 2. We could urge factories that produce large amounts of waste to build a system to purify the waste and minimize the damage to the environment. 3.We could urge the government to pass stricter laws to protect the environment. 4.We could produce strict laws to preserve the environment. 5. We could create a system to deal with the waste and rubbish scientifically.

1. These boats catch large number of fish without giving them time to lay eggs. lay vt. 产卵，下蛋 Please lay the book on the desk. 请把书放在桌子上。 lay ：lay aside （ ） lay down ( ) lay off ( )

Review: lie lay 的过去式 lie-lied-lied-lying vi. 撒谎 lie-lay-lain-lying vi. 躺，卧；位于 lay-laid-laid-laying vt. 放置；产卵

Exercise： lie lay lies lay 1. I always feel relaxed when I _________ in bed, listening to music. 2. Would you please _______ the books on the table? 3. You should always be honest and never tell_____________ to your friends. 4. Cuckoos(布谷鸟) _________eggs in other birds’ nests. lay lies lay

2. The world’s population has grown by six times what it was in 1800. (讨论：)倍数的表达方式： 倍数的表达方式： ①… times + as + adj./ adv. + as + … ②… times + (adv/adj)比较级+ than + … ③… times + the width (size, length, height, width…) of + … ④… times + what 从句 ⑤… that/those of …

The box is four times as light as that box. The cotton output was four times greater than that of 1996. Earth is 49 times the size of the room. The Yangtze River is almost three times what the Pearl River is.  … times + as + adj./ adv. + as + … … times + (adv/adj)比较级+ than + … … times + the width (size, length, height, width…) of + … … times + what 从句

Exercise: 翻译： 这座新楼是那座旧楼的四倍高。 The length of this house is three times that of the red one. … that/those of … Exercise: 翻译： 这座新楼是那座旧楼的四倍高。

① The new building is _____ _____ _____ _____ _____ the old one. four times as high as ① The new building is _____ _____ _____ _____ _____ the old one. ② The new building is _____ _____ _____ _____ the old one. ③ The new building is _____ _____ _____ _____ _____ the old one. ④ The new building is _____ _____ _____ the old one is. ⑤ The height of the new building is ____ _____ _____ ___ the old one. three times higher than four times the height of four times what four times that of

高考链接 1．At a rough estimate, Nigeria is ___Great Britain. three times the size as B. the size three times of C. three times as the size of D. three times the size of 2. It is reported that the United States uses _____ energy as the whole of Europe. A. as twice B. twice much C. twice much as D. twice as much

巩固练习 Though we have been staying up trying to finish the thing , there's still work to do A many        B a plenty of  C a large amount of   D a great number of 2.---Will you lend me some paper? --- Sorry, mine . A. is running out of B. has been run out C. has run out D. has run out of 3.The company where I work is not as good as before, so the manager has decided to fire some employees to the expenses of his company. A. cut off B. cut away C. cut up D. cut down

4.Ten years ago our village was that of theirs. A. as twice large as B. twice as large as C. twice as much as D. as twice much as 5. The suspect to the police that the hammer still where he had it. A. lay, lay, lain B. lay, lied, laid C. lied, lay, laid D. lied, laid, lain 6. ---I didn’t invite him to the party but he came anyway and got completely drunk. --- he hadn’t come! The party could have been a success. A. How come B . If only C. What if D. Only if