人教版九年級Unit13Wearetryingtosavetheearth!SectionA1

1、Unit 13Unit 13Section A 1 1a-2dThe earth is polluted.Lead-inair pollutionThe factories that burn coal pollutethe air with a lot of black smoke. n. 煤炭Factories put waste into the river.water pollutionmobile phone pollutionlitter v. 亂扔 n. 垃圾rubbish waste垃圾，廢棄物People should throw away litter in the bin

2、.n. 垃圾箱noise pollutionThere are more cars on the road.1aHere are some words related to different kinds of pollution. Write them in the box below. Then add more words.noise pollution _air pollution _water pollution _loud musicplanesmobile phonesfactoriescarssmokingshipsfactorieslitteringrubbishbuildi

3、ng housesbuilding housesloud music cars rubbish planeslittering ships factories smokingbuilding houses mobile phones1bListen and complete the sentences.What was the problem?The river was _. Even the bottom (底部) of the river was full of _. There were no more _ for fishermen (漁民) to catch.really dirty

4、rubbishfishWhat caused the problem?People are throwing _ into the river. Factories are putting _ into the river.How should the problem be solved?We should write to the _ and ask them to _ the factories. Everyone should help to _ the river.litterwastegovernmentclose downclean upListen again and check

5、 () the sentences you hear.1. We could go fishing in the river.2. The river was really dirty.3. The river has always been the nicest river in this town.4. We should ask the teachers for help.1cRole-play the conversationThe river was dirty. Even the bottom of the river was full of rubbish.But it used

6、 to be so clean!Yes, but people are throwing litter into the river.Everyone in this town should play a part in cleaning it up!PracticeMake conversations using the pollution in 1a.The river has always been the nicest river in this town.Yes, it used to be so clean.What caused the problem?But I was the

7、re last weekend and the river was really dirty.Factories are also putting waste into the river.People are throwing litter into the river.What should we do?Yes, everyone in this town should play a part.We should write to the government and ask them to close down the factories.What else can we do?Ever

8、yone should help to clean up the river.1. Were trying to save the earth! 我們正在竭盡全力拯救地球! try to do =try ones best to do 努力去做某事。 e.g. Every student should try to study hard in order to study in a university. 為了進入大學學習，每個學生都應該 努力學習。Language points2. Here are some words related to different kinds of pollu

9、tion. be related to 與有關 e.g.I am notrelatedtohim in any way. 我和他無任何關系。 3. Everyone in this town should play a part in cleaning it up! play a part in 在方面起作用 e.g. A good diet plays a large part in helping people live longer. 健康的飲食在幫助人們長壽方面起著 非常大的作用。play a part 在中扮演角色 e.g. He was invited to play a part

10、 in this TV play. 他被邀請參加這個電視劇的演出。4. Even the bottom of the river was full of rubbish. Yes, but people are throwing litter into the river.litter和rubbish都可指“垃圾”，用作不可數(shù)名詞。rubbish指“沒用的東西(被扔或?qū)⒁獊G棄的無用的東西)”不可回收。litter指“(室內(nèi)或公共場所)亂扔的廢物(紙屑、不要的包裝紙、廢瓶等)”還可回收。e.g. Throw the rubbish out. 把垃圾扔出去。The room is full of

11、rubbish. 房間里堆滿了垃圾。Pick up your litter after a picnic. 野餐后將廢棄物收拾好。 2aListen to the interview. Circle the kinds of pollution that Jason and Susan talk about. land pollution B. air pollutionC. noise pollution D. water pollution2bListen again and complete the sentences.1. The air is badly polluted becau

12、se there are _ on the road these days.2. Factories that burn coal also _ the air with a lot of black smoke.more carspollute3. There is also too much rubbish and waste. People _ things every day.4. People are also littering in _ like parks. This is turning beautiful places into ugly (丑陋) ones. are th

13、rowing awaypublic placesListen and answer the questions.1. Who is the interviewer talking to?2. What are they talking about?3. What other problems do they see?Susan and Jason.The environmental problems.Theres too much rubbish and waste in the streets.Role-play conversations between Jason and Susan.2

14、cThe air has become really polluted around here. Im getting very worried.Yes, I used to be able to see stars in the sky.The problem is that What should we do to save the earth?Turn off the lights when you leave a room.關掉stop riding in carsstop using paper towels or napkins（餐巾，餐巾紙）recycle books and p

15、aper回收利用2dRead 2d and complete the chart.ProblemsSolving problemsair pollutionwaste pollutionwooden (木頭的) chopsticks or plastic forksrubbishtake the bus, subway or ride a bike instead of driving. bring a bag to go shopping.use chopsticks or forks at home.throw rubbish in the bins.Role- play the conv

16、ersationJason and Susan, what are your ideas for solving these problems?Yeah, or ride a bike. There are other advantages (優(yōu)點) of bike riding. Its good for health and it doesnt cost (花費) anything!Well, to cut down air pollution, we should take the bus or subway instead of driving.Great ideas! What ab

17、out waste pollution?Me, too. Also, I never take wooden chopsticks or plastic (塑料) forks when I buy takeaway (外賣食品) food. I use the ones at home.Mmm, I think simple things like bringing a bag to go shopping can help. I started doing that a year ago.And remember to throw rubbish in the bins and keep p

18、ublic places clean and beautiful for everyone.So together, our actions can make a difference and lead to a better future!This is turning beautiful places into ugly ones. turn into 把變成e.g. The icy rain seemed like to turn into snow. 漸漸地凍雨又變成雪花的模樣。 Language points2. Its good for health and it doesnt c

19、ost anything! cost v. 花費；使付出 指花費金錢，主語通常是物。cost的過去式和過去分詞均為cost。 e.g. The new shirt cost Mr Wang 200 yuan. 王先生花了200元買了新襯衫。 How much does the new computer cost? 新電腦花了多少錢？take, spend, pay & costtake，spend，pay和cost都可以表示“花費”，但它們的用法各有不同。1) take多表示花費時間，常用于It takes sb. some time to do sth.這一句型中，其中it作形式主語。 e.

20、g. It usually takes me 40 minutes to cook the dinner.2) spend多表示花費時間和金錢，主語通常是人，常用于sb. spend(s) some time / money on sth.和sb. spend(s) some time / money (in) doing sth.兩種句型。 e.g. David spent 2,000 yuan on the new machine. My father spends an hour (in) watching the news on TV every day.3) pay多表示花費金錢，主

21、語通常是人，常用于sb. pay(s) some money for sth.句型。 e.g. Tommy paid 20 yuan for his breakfast yesterday.4) cost多表示花費金錢，主語通常是物，常用于sth. cost(s) (sb.) some money.句型。 e.g. The new dress cost Linda 88 yuan.根據(jù)句意用take, spend, pay或cost的適當形式填空。1. That new car _them lots of money.2. Mona _ 50 yuan on the books just now.3. It usually _ me an hour to do my homework.costspenttakes4. You should _ some time practising your pronunciation.5. My brother _6, 000 yuan for the new computer yesterday.spendpaid3. So togeth