九年英語Unit13(SectionA(1a-2d)課件.ppt

1、Unit 13，unit 13 were trying to save the earth！section a1 1a-2d、the earth is polluted。lead-in、air pollution、the Factories that burn coal pollute the air with Factories put waste into the river、water pollution，n .垃圾桶，noise pollution，there are more cars on the road。1a，Here are some words related to dif

2、ferent kinds of pollution . write them in the box below . then add more words .noise pollution _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _、really dirty、rubbish、fish Listen again and check()the sentences you hear。1.we could go fishing in the river . 2 . the river was really dirty . 3 . the

3、river has always been the nicest river in this town；Achers for help。1c，role-play the conversation，the river was dirty . even the bottom of the river was full of rubbiss，yes，but people are thrress、practice、make conversations using the pollution in 1a。the river has always been the nicest river in this

4、 town。yes、it up、but I was there last weekend and the river was really dirty。factories are also putting waste into the river。people are throwing liit，yes，every one in this town should play a part。we should write to the government and ask them to close down the factories。who，every one should help to c

5、lean up the river。1 .were trying to save the earth！我們在竭盡全力拯救地球！Try to do=try ones best to do嘗試做某事。e . g . every student should try to study hard in order to study in a university。為了進入大學(xué)學(xué)習(xí)，所有的學(xué)生都要努力學(xué)習(xí)。language points、2。here are some words related to different kinds of pollution . be related to和相關(guān)e.g.

6、I am notrelatedtohim in any way，3 .every one in this town should play a part in cleaning it up！Play a part in是e . g . a good diet plays a large part in helping people live longer。健康的飲食對幫助人們長壽有很大的作用。play a part將在中推遲角色e . g . he was invited to play a part in this TV play。他被邀請參加牙齒電視劇演出。4 .even the bott

7、om of the river was full of rubbish . yes，but people are throwing litter into the river .litter和rubbish都是“”的意思，Rubbish是不能回收“無用的東西(被丟棄或丟棄的無用的東西)”的意思。litter表示“(室內(nèi)或公共空間)廢棄的廢棄物(紙屑、不需要的包裝紙、肺病等)也可以回收利用。E.g. Throw the rubbish out。扔垃圾。The room is full of rubbish。房間里堆滿了垃圾。Pick up your litter after a picnic。野

8、餐后好好清理垃圾。，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 because there are _ _ _ _ _ _ _ _ _ _ on the road these

9、 days . 2 . factories K smoke、more cars、pollute、3。there Is also too much rubbish and waste . people _ _ _ _ _ _ _ _ _ _ _ _ _ _ things Is turning bus、are throwing away、public places、listen and answer the questions。2 .What are they talking about？3.What other problems do they see？Susan and jason。the e

10、nvironmental problems。theres too much rubbish and waste in the streets。role-play conversation 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 probbe、turn off the lights when you leave a room、off、stop riding in cars、stop using

11、 paper towels or napkins(餐巾、餐巾，take the bus，subway or ride a bike instead of driving。bring a bag to go shopping。use chopsing Throw rubbish in the bins。role-play the conversation、Jason and Susan、what are your ideas for solving these problems？yeah，or ride a bike . there are other advantages(優(yōu)點)of bike

12、 riding . its good for health and it doesnt cost(成本)anything，What about waste pollution？me，too.also，I never take wooden chop sticks or plastic(塑料)forks when I buy takeaway(外賣食品)food.i use the ones I thinkand remember to throw rubbish in the bins and keep public places clean and beautiful for every o

13、ne。so together、our actions can make a differ、this is turning beautiful places into ugly ones。turn into是e . g . the icy rain seemed like to turn into snow .漸漸地，凍雨又變成了雪花的形狀。language points、2。its good for health and it doesnt cost anything！Cost v .給費用意味著花錢，給的是普通東西。Cost的科舉時態(tài)和科舉分詞都是cost。e . g . the new shirt cost Mr Wang 200 yuan。王老師花了200元買了一件新襯衫。How much does the new computer cost？新電腦的費用是多少？take、spend、pay cost take、spend、pay和cost都可以表示“成本”，但用法不同。1) take表示需要很長時間，It takes sb。some time to do sth。在短語形式中，it用作形式主語。e . g . it usually takes me 40 minutes to cook the dinner。2) spend意味著花費很多時間和金錢。主語是普通人，