1、Unit 2 Saving the Earth Topic 1,Pollution causes too many problems. Section A,A: Where have you been/traveled?,B: I have been/traveled to .,Kangkang and his friends are planning a picnic. Can you guess where they will go?,They will go to ,They will go to a beautiful place with .,Would you like to ha
2、ve a picnic in such places?,Do you know this place? Its Lop Nur (罗布泊).,Do you know this place? Its Lop Nur (罗布泊).,It used to be a beautiful place with,过去是,Pollution really causes too many problems.,too many + 可数名词复数 too much + 不可数名词 much too + adj./adv.,We must protect our earth now.,What can you se
3、e in the picture? Can you see bees and butterflies dancing?,Is the West Hill a beautiful place now?,What has happened here? The flowers and grass,have gone!,There are several chemical factories pouring waste water into the stream.,Is the West Hill a beautiful place now?,There are several chemical fa
4、ctories pouring waste water into the stream.,several = a few,There be + sth./ sb. + doing sth. There are many students reading books in the classroom.,Listen to Part 1a, answer the questions.,What did Kangkang say about the West Hill in the past?,Kangkang said that it was a beautiful place with flow
5、ers and grass.,What did Kangkang say about the West Hill at present?,Kangkang said that the flowers and grass had gone.,Kangkang: Its a beautiful place with lots of flowers and grass.,Kangkang: The flowers and grass have gone!,影片,直接引语变成间接引语，句子结构的变化,He said, “I have been to the Great Wall. ” He said
6、to us that he had been to the Great Wall. He said, “Ill give you an examination next Monday. ” He told us that he would give us an examination the next Monday.,陈述句 用连词that引导，that在口语中常省略。主句的谓语动词可直接用引语中的said, 也可用told来代替，注意:可以说said that, said to sb. that, told sb. that.不可直接说told that。,解题步骤:,陈述句:,“I don
7、t like computers,” Sarah said to her friends,Sarah said to her friends,that,said,didnt,she,Sarah said to her friends that she didnt like computers.,Sarah,1b,Work alone,2. Work alone,It is generally believed that pollution does great harm to animals. Listen and number the pictures.,6,4,3,2,1,5,（录音）,a
8、. air pollution b. soil pollution c. water pollution d. light pollution e. noise pollution f. litter,3a,Work alone,1,2,3,4,5,6,3b Complete the following sentences with the word and phrases in 3a.,1. People use chemicals too much in their fields, so_ causes unhealthy food. 2. People pour waste water
9、into rivers and lakes, so_ is almost everywhere in China. 3. _makes people sick. It causes breathing problems and even cancer. 4. In some cities theres too much _ caused by many cars. The government has done something useful to stop it. 5. _is harmful to eyes. 6. _influences our environment, so peop
10、le shouldnt throw it around.,3b Complete the following sentences with the word and phrases in 3a.,1. People use chemicals too much in their fields, so_ causes unhealthy food. 2. People pour waste water into rivers and lakes, so_ is almost everywhere in China. 3. _makes people sick. It causes breathi
11、ng problems and even cancer. 4. In some cities theres too much _ caused by many cars. The government has done something useful to stop it. 5. _is harmful to eyes. 6. _influences our environment, so people shouldnt throw it around.,soil pollution,water pollution,Air pollution,noise pollution,Light po
12、llution,Litter,根据句意及首字母完成下列各句。,1. I have b_ to the West Hill before. 2. All the flowers, grass and fish have g_. 3. There are s_ chemical factories pouring waste water into the river. 4. We call a small narrow river a s_. 5. Using chemicals too much in the fields may cause s_ pollution.,een,one,ever
13、al,tream,oil,What kind of pollution can you find around us? What problems does the pollution cause?,Please talk about the following questions.,Smoking isnt cool, it is harmful. It is harmful to our health.,Air pollution may cause breathing problems.,Talk about the following pictures with your partner.,We shouldnt litter about. It influences the look of our city.,Useful expressions,Oh, my goodness! The flowers and grass have gone! There are several chemical factories pouring waste water into the stream. Light pollution is harmful to eyes.,Now, its time for me to relax!,Thank you and Goodbye!,
