英語人教版九年級全冊UNIT13 SECTIONA.ppt

1、Unit 13 Were trying to save the earth!,Xu Qiao Middle School,YAN Nanjun,Section A 1 1a-2d,The earth is polluted.,Lead-in,air pollution,The factories that burn coal pollute the air with a lot of black smoke.,n. 煤炭,Factories put waste into the river.,water pollution,mobile phone pollution,litter v. 亂扔

2、 n. 垃圾 rubbish waste 垃圾，廢棄物,People should throw away litter in the bin.,n. 垃圾箱,noise pollution,There are more cars on the road.,1a,Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.,noise pollution _ _ _ _,air pollution _ _ _ _,water pollut

3、ion _ _ _ _,loud music,planes,mobile phones,factories,cars,smoking,ships,factories,littering,rubbish,building houses,building houses,1b,Listen and complete the sentences.,really dirty,rubbish,fish,litter,waste,government,close down,clean up,Listen again and check () the sentences you hear.,1. We cou

4、ld 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.,1c,Role-play the conversation,The river was dirty. Even the bottom of the river was full of rubbish.,But it used to be so clean!,Yes, but peo

5、ple are throwing litter into the river.,Everyone in this town should play a part in cleaning it up!,Practice,Make 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 there last weekend and t

6、he 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?,Everyone should he

7、lp 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 points,2. Here are some words related to different kinds of pollution. be re

8、lated 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 in this T

9、V 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(被扔或將要丟棄的無用的東西)”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 rubbi

10、sh. 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。,2a,Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about.,land pollution B. air pollution C. noise pollution D. water pollution,2b,Listen again and complete the sentences.,1. The air is badly polluted becau

11、se there are _ on the road these days. 2. Factories that burn coal also _ the air with a lot of black smoke.,more cars,pollute,3. 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.,a

12、re throwing away,public places,Listen 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 Jas

13、on and Susan.,2c,The 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 cars,stop using paper towels or napkins（餐巾，餐

14、巾紙）,recycle books and paper,回收利用,2d,Read 2d and complete the chart.,take 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 conversation,Jason and Susan, what are your ideas for solving these probl

15、ems?,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 about waste pollution?,Me, too. Also, I never take wooden chopstick

16、s 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 public places clean and beautiful for everyone.,So together, ou

17、r 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 points,2. Its good for health and it doesnt cost 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c

18、ost。,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 & cost take，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.g. It usually takes me 40 minutes to cook the dinner.,

19、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，主語通常是人，常用于sb. pay(s) some money for sth.句型。 e.g. Tomm

20、y 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

21、.,cost,spent,takes,4. You should _ some time practising your pronunciation. 5. My brother _6, 000 yuan for the new computer yesterday.,spend,paid,3. So together, our actions can make a difference and lead to a better future! make a difference (to) 表示(對)產(chǎn)生影響或作用 e.g. Do you think his words would make any difference to the final decision? 你認為他的話會對最后的決定產(chǎn)生影 響嗎？,The new teacher always encourages little Tom. This has made a big difference to him. 新來的老師總是鼓勵小湯姆，這對他影響很大。,用動詞的適當形式填空。 1. Were trying _ (save) the earth. 2. There used