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1、 What are the major problems facing the earth today?waste from factories and cities pollute the waterAir pollution comes from factories , power stations and carstrees be cut downnothing to holdsoil be blown awaysoil be washed intoThere is a good way to There is a good way to find problems and also a

2、 find problems and also a good way to solve good way to solve problems.problems.the Earth SummitDo you have any solutions ?Pre-ReadingAccording to the title of the text and the picture, would you give us a prediction about what does the text mainly talk about.Read the text quickly, and Read the text

3、 quickly, and get the main idea of each part.Introduction (para1)Body(para2-3)Conclusion(para4-7)Introduction to the Earth SummitMajor problems facing the worldWhat we can do to solve the problems?the main idea of each part:CarefulCareful readingreadingPart1 (para 1)1.When and where was the first Ea

4、rth Summit held? Whats the purpose of the first Earth Summit?2. Where was the 2002 Earth Summit held?Whats the main theme of this Earth Summit?the first Earth SummitIn 1972When _Where _Purpose_ _in Stockholm Sweden.To share the ideas about ways to take better care of the earth.the 2002 Earth SummitP

5、lace: _One of the main themes: _Or: _ _ in Johannesburg in South Africa sustainable developmentthe question how we can continue developing the world without damaging the environment.Part23 (para2-7) 1.Whats the “big three”? 2. What other problems were talked about in the meeting? 3. Which Chinese of

6、ficer attended the meeting? What did he stress? 4. What is the key to the future?the “big three”- the three biggest killers1.Whats the “big three”?2. What other problems were talked about in the meeting?PovertyWarViolencePremier Zhu Rongji stressed the need for equality and fairness in the world. 3.

7、Which Chinese officer attended the meeting? 4. What is the key to the future?Education.Decide whether the following statements are true (T) or false (F).True or False statements:1. In 1972, the United Nations held a meeting in Stockholm, Sweden to share ideas about how we can save the earth.3. The “

8、big three” causes almost three million deaths.2. In Johannesburg, experts from all over the world spoke about different topics and discussed new ways to solve the problems facing our planet now.more than sevenways to take better care of the earth.old 4. In the world, developing countries can prosper

9、 on their own. 5. We can save the earth by changing the way we live every day. cantLanguage points1.Air pollution alone causes almost three million deaths.僅空氣污染就造成了近三百萬人死亡。僅空氣污染就造成了近三百萬人死亡。（1）alone 在此相當(dāng)于在此相當(dāng)于only的意思，意為的意思，意為“只只有，僅僅有，僅僅”要放在名詞或代詞之后。要放在名詞或代詞之后。e.g.Julie alone knew the truth.只有朱麗知道真相只有朱

10、麗知道真相此句相當(dāng)于此句相當(dāng)于Only air pollution causes almost three million deaths(2)Death 作作“死亡人數(shù)死亡人數(shù)”“”“死亡案例死亡案例”講時(shí)講時(shí)是可數(shù)名詞是可數(shù)名詞e.g.We should take action to reduce the number of traffic deaths.我們應(yīng)該采取措施減少交通事故死亡人數(shù)我們應(yīng)該采取措施減少交通事故死亡人數(shù).2.Only by changing the way we live can we save earth.這是倒裝句這是倒裝句.當(dāng)當(dāng)only置于句首置于句首,且修飾作

11、且修飾作狀語的副詞狀語的副詞,介詞短語或從句時(shí)介詞短語或從句時(shí);須須 用用倒裝語序倒裝語序.e.g.: (1).Only in this way can you solve the problem.(2).Only then did I realize my mistakes. 3. Had I known that air conditioners cause so much pollution, I would never have bought one .虛擬條件句中省略了虛擬條件句中省略了if ，構(gòu)成了倒裝句。，構(gòu)成了倒裝句。4.Not until we know more will

12、we be able to improve the situation.Not until 引導(dǎo)的狀語從句置于句首時(shí)，引導(dǎo)的狀語從句置于句首時(shí)，（主句）句中謂語動詞須用部分倒裝（主句）句中謂語動詞須用部分倒裝形式。形式。名題賞析名題賞析(2003 上海上海)Only when your identity been checked,_. A. you are allowed in B. you will be allowed in C. will you allow in D. will you be allowed in 5. With better education ,people wil

13、l be able to build a better society in harmony with nature and perhaps put an end to the death and suffering caused by the big three.(1)in harmony with “與與.協(xié)調(diào)；與協(xié)調(diào)；與一致一致”e.g.His hobbies are in harmony with mine.他的愛好與我的一致。他的愛好與我的一致。e.g.The villages live in perfect harmony.村民在生活中友好相處。村民在生活中友好相處。(2) put

14、 an end to bring to an end make an end of.把把終止，結(jié)束終止，結(jié)束e.g.I dont know how I can put an end to their quarrel .我不知道如何才能使他們停止?fàn)幊?。我不知道如何才能使他們停止?fàn)幊?。came to an end :vi. 完畢，結(jié)束完畢，結(jié)束e.g.The meeting came to an end at midnight.那次會議進(jìn)行至深夜才結(jié)束。那次會議進(jìn)行至深夜才結(jié)束。 名題賞析名題賞析I like to make friends with those _ hobbies are _mi

15、ne. A. who; in harmony with B. whose; in a harmony with C. whose; in harmony with D. of which; in a harmony with 名題賞析名題賞析We are eager for peace and want to_ any war in the world. A. put end to B. put an end to C. make end to D. make an end toofDiscussionDiscussionHow many wrong doings can you find o

16、ut?Use one-off chopsticks , lunch-boxes and cups.When sneezing, use paper tissue instead of a handkerchief. Dont throw rubbish at will.Use as much water as we like since we pay for it. Dont waste electricity.What should we do and not do to save our earth?.Plant trees around your house.Dont destroy trees and grass.Use fridges and air conditioners to keep cool.Wear coats made of fur for they are beautifulBuild more and more houses on farmlandSummary