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1、UNIT 2 SAVING THE EARTH TOPIC 1Pollution causes too many problems. Pollution causes too many problems. Section ASection A（录音）（录音）（录音）（录音）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 wi
2、ll go to a beautiful place with .Would you like to have a picnic in such places?Do you know this place?Its Lop Nur (罗布泊罗布泊).Do you know this place?Its Lop Nur (罗布泊罗布泊).It used to be a beautiful place with过去是过去是Pollution really causes too many problems. too many + 可数名词复数可数名词复数 too much + 不可数名词不可数名词 m
3、uch too + adj./adv. We must protect our earth now.What can you see 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 factoriespouring waste water into the stream.Is the West
4、 Hill a beautiful place now?There are several chemical factories pouring waste water into the stream. several = a fewThere 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?
5、Kangkang said that it was a beautiful place with flowers and grass.What did Kangkang say about the West Hill at present?Kangkang said that the flowersand grass had gone.Kangkang: Its a beautiful place with lots of flowers and grass.Kangkang: The flowers and grass have gone! 影片影片影片影片直接引语变成间接引语，直接引语变成
6、间接引语，句子结构句子结构的变化的变化 He said, “I have been to the Great Wall. ” He said 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. 陈述句陈述句用连词用连词thatthat引导，引导，thatthat在口语中常省略。主句的谓语在口语中常省略。主句的谓语动词可直接用引语中
7、的动词可直接用引语中的said, said, 也可用也可用toldtold来代替，注来代替，注意意: :可以说可以说said that, said to sb. that, told sb. said that, said to sb. that, told sb. that.that.不可直接说不可直接说told thattold that。 解题步骤解题步骤: : 陈述句陈述句: :“I dont like computers,” Sarah said to her friends.Sarah said to her friends that I dont likecomputers.sa
8、iddidntsheSarah said to her friends that she didnt like computers.Sarah1bWork aloneIn the pastAt presentReasonKangkang said thatit was a beautifulplace with lots offlowers and grass.Kangkang saidthat the flowersand grass hadgone.Maria said .In the pastAt presentReasonKangkang said thatit was a beaut
9、ifulplace with lots offlowers and grass.Kangkang said that the air was fresh and the water was clean, and that they would see bees and butterflies dancing.Kangkang saidthat the flowersand grass hadgone.Kangkang said that the water was so dirty.Kang said that it smelled terrible.Maria said that there
10、 were several chemical factories pouring waste water into the stream. 2. Work aloneIt is generally believed that pollution does great harm to animals. Listen and number the pictures.6 64 43 32 21 15 5（录音）（录音）（录音）（录音） a. air pollution b. soil pollution c. water pollution d. light pollution e. noise p
11、ollution f. litter3aWork alone1234563b Complete the following sentences with the word and phrases in 3a.3b Complete the following sentences with the word and phrases in 3a. soil pollution water pollution Air pollution noise pollution Light pollution Litter根据句意及首字母完成下列各句。根据句意及首字母完成下列各句。1. I have b_ t
12、o the West Hill before.1. I have b_ to the West Hill before.2. All the flowers, grass and fish have 2. All the flowers, grass and fish have g_.g_.3. There are s_ chemical factories 3. There are s_ chemical factories pouring waste water into the river.pouring waste water into the river.4. We call a s
13、mall narrow river a s_.4. We call a small narrow river a s_.5. Using chemicals too much in the fields may 5. Using chemicals too much in the fields may cause s_ pollution.cause s_ pollution.een oneeveraltream oilWhat kind of pollution can you find What kind of pollution can you find around us?around
14、 us?What problems does the pollution What problems does the pollution cause?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 a
15、bout. It influences the look of our city. Oh, my goodness!Oh, my goodness! The flowers and grass have gone!The flowers and grass have gone! There are several chemical factories There are several chemical factories pouring waste water into the stream. pouring waste water into the stream. Light pollution is harmful to eyes.Light pollution is harmful to eyes.Now, its time for me to relax!Thank you and Goodbye!
