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1、Section A2a 2d Language GoalTalk about pollution and envirnmental protectionTo talk about air pollution,water pollution and sound pollution.To think about ways of protecting the environment.To learn the new words:advantage,scientificSection A 1b Tony:Hey,Mark,maybe we could go swimming in the river
2、later this afternoon.Mark:I dont think I want to go,Tony.Tony:Why not?Mark:I was there last weekend and the river was really dirty.Even the bottom of the river was full of rubbish,and there were no more fish for fishermen to catch.Tony:No way!It used to be so clean.In fact,it has always been the nic
3、est river in this town.Mark:Not anymore.I think people are throwing litter into the river.Factories are also putting waste into the river.Tony:Thats terrible!We should write to the government.They should close down the factories.Mark:Good idea!But I think everyone in this town should help to clean u
4、p the river,too.Everyone should play a part,not just the government.基礎(chǔ)預(yù)習(xí)基礎(chǔ)預(yù)習(xí)寫出下面單詞的意思寫出下面單詞的意思ugly_cost_plastic_coal_advantage_wooden_takeaway_ bin_把下面的短語與漢語意思連起來。把下面的短語與漢語意思連起來。make a differencecut downlead to be full of play a part in 導(dǎo)致導(dǎo)致起作用起作用減少減少參與參與充滿充滿2a2a Listen to the interview.Circle the k
5、inds of pollution that Jason andSusan talk about.A.land pollution B.air pollution C.noise pollution D.water pollution1.The air is badly polluted because there are _on the road these days.2.Factories that burn coal also _ the air with a lot of black smoke.3.There is also too much rubbish and waste.Pe
6、ople _things every day.4.People are also littering in_ like parks.This is turning beautiful places into ugly ones.more carspolluteare throwing awaypublic places2b2b Listen again and complete the sentences.Section A 2a 2bInterviewer:Today were talking to Jason and Susan about environmental problems.J
7、ason and Susan,can you tell us about some of the problems youve seen?Jason:I think one problem is that the air is badly polluted.I hardly ever see blue skies anymore.Susan:Yes,and I used to see the stars clearly.Interviewer:What do you think has caused this problem?Susan:Well,there are more cars on
8、the road these days.Jason:And factories that burn coal also pollute the air with a lot of black smoke.Interviewer:What other problems do you see?Susan:I guess theres too much rubbish and waste in the streets.Jason:Yes!Every day people are throwing away things like wooden chopsticks,plastic bowls and
9、 plastic bags.Susan:Theyre also littering in public places,for example,during picnics in parks.This is turning beautiful places into ugly ones.Interviewer:Youre right.These are serious problems for our environment.Next,lets talk about the things we can do to help.Jason:The air has become really poll
10、uted around here.Im getting very worried.Susan:Yes,I used to be able to see stars in the sky.Jason:The problem is that.Use the information in 2a and 2b to role-play conversations between Jason and Susan.2c2c2dRead 2d and complete the chart.ProblemsSolving problemsair pollutionwaste pollutionwooden c
11、hopsticks or plastic forksrubbishtake the bus,subway or ride a bike instead of driving bring a bag to go shoppinguse chopsticks or forks at homethrow rubbish in the binsSection A 2dInterviewer:Jason and Susan,what are your ideas for solving these problems?Jason:Well,to cut down air pollution,we shou
12、ld take the bus or subway instead of driving.Susan:Yeah,or ride a bike.There are other advantages of bike riding.Its good for health and it doesnt cost anything!Interviewer:Great ideas!What about waste pollution?本句中本句中To cut down air pollution是動(dòng)詞不定式作目的狀是動(dòng)詞不定式作目的狀語。語。cut down,意為意為減少減少；是是“動(dòng)詞動(dòng)詞+副詞副詞”結(jié)構(gòu)
13、的結(jié)構(gòu)的短語，后面所帶的賓語為名詞時(shí)，賓語可以位于短語，后面所帶的賓語為名詞時(shí)，賓語可以位于down的前面或后面；為代詞時(shí)只能位于的前面或后面；為代詞時(shí)只能位于down前面。前面。Youd better cut the article down to about 2000 words.cut 后接后接off,into,up,in 的不同：的不同：cut off切斷；切除切斷；切除cut into把把.切成切成cut up切碎切碎cut in 插隊(duì)插隊(duì) Its good for health and it doesnt cost anything!cost v.花費(fèi)；使付出花費(fèi)；使付出 指花費(fèi)金
14、錢，主語通常是物。指花費(fèi)金錢，主語通常是物。cost的過的過去式和過去分詞均為去式和過去分詞均為cost。e.g.The new shirt cost Mr.Wang 200 yuan.王先生花了王先生花了200元買了新襯衫。元買了新襯衫。How much does the new computer cost?新電腦花了多少錢？新電腦花了多少錢？take,spend,pay&costtake，spend，pay和和cost都可以表示都可以表示“花花費(fèi)費(fèi)”，但它們的用法各有不同。，但它們的用法各有不同。1)take多表示花費(fèi)時(shí)間多表示花費(fèi)時(shí)間，常用于，常用于It takes sb.some ti
15、me to do sth.這一句型中，這一句型中，其中其中it作形式主語作形式主語。e.g.It usually takes me 40 minutes to cook the dinner.2)spend多表示花費(fèi)時(shí)間和金錢，主語通多表示花費(fèi)時(shí)間和金錢，主語通常是人常是人，常用于，常用于sb.spend(s)some time/money on sth.和和sb.spend(s)some time/money(in)doing sth.兩種句型。兩種句型。e.g.David spent 2,000 yuan on the new machine.My father spends an hou
16、r(in)watching the news on TV every day.3)pay多表示花費(fèi)金錢，主語通常是人多表示花費(fèi)金錢，主語通常是人，常用于常用于sb.pay(s)some money for sth.句句型。型。e.g.Tommy paid 20 yuan for his breakfast yesterday.4)cost多表示花費(fèi)金錢，主語通常是物多表示花費(fèi)金錢，主語通常是物，常用于常用于sth.cost(s)(sb.)some money.句句型。型。e.g.The new dress cost Linda 88 yuan.根據(jù)句意用根據(jù)句意用take,spend,pay或
17、或cost的適當(dāng)?shù)倪m當(dāng)形式填空。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.cost spent takes4.You should _ some time practising your pronunciation.5.My brother _ 6,000 yuan for the new computer yesterday.spendpaid Susan:Mmm,I think simp
18、le things like bringing a bag to go shopping can help.I started doing that a year ago.Jason:Me,too.Also,I never take wooden chopsticks or plastic forks when I buy takeaway food.I use the ones at home.Susan:And remember to throw rubbish in the bins and keep public places clean and beautiful for every
19、one.Interviewer:So together,our actions can make a difference and lead to a better future!make a difference(to)表示表示(對(duì)對(duì))產(chǎn)生影響或作用產(chǎn)生影響或作用 e.g.Do you think his words would make any difference to the final decision?你認(rèn)為他的話會(huì)對(duì)最后的決定產(chǎn)生影響嗎？你認(rèn)為他的話會(huì)對(duì)最后的決定產(chǎn)生影響嗎？The new teacher always encourages little Tom.This has
20、 made a big difference to him.新來的老師總是鼓勵(lì)小湯姆，這對(duì)他影響新來的老師總是鼓勵(lì)小湯姆，這對(duì)他影響很大。很大。.用方框中所給詞的適當(dāng)形式填空。用方框中所給詞的適當(dāng)形式填空。1.Dont throw _(垃圾垃圾)everywhere.2.In winter,many people burn _(煤煤)to keep warm.3.The police found a body at the _(底部底部)of the lake.4.The _(花費(fèi)花費(fèi))of living in big cities is very high.5.He keeps a rabb
21、it in a big _(木制的木制的)box.cost wooden,coal,bottom,littercost woodencoalbottomlitter1.He _ go out with his parents,but nowhe _ staying at home alone.A.use to;is used to B.is used to;used to C.use to;used to D.is used to;is used to2.The interesting book _ me 10 yuan.A.took B.paid C.spend D.cost.Choose
22、the best answer.AD3.We must do something useful to _ pollution.A.cut off B.cut up C.cut down D.cut in4.Smoking can _ lung cancer.youd better give it up.Awork on Blead to Ctake away Dput outCB5.What are the _ of bike riding?-It can help cut down air pollution.Aadvantage Breasons Cresults DideasA6.Do
23、you take exercise everyday?Yes,I always _ thirty minutes after supper.A spend B cost C take D pay7.I _ 300 yuan for the bike.A took B spend C cost D paidAD.完成句子：完成句子：1.多一個(gè)人少一個(gè)人無所謂。多一個(gè)人少一個(gè)人無所謂。One person wouldnt _ _ _.2.這個(gè)木箱時(shí)裝滿了書。這個(gè)木箱時(shí)裝滿了書。The _ box _ _ _ books.3.不健康的飲食對(duì)這種疾病的傳播起一定的作用。不健康的飲食對(duì)這種疾病的傳播起一定的作用。Unhealthy foods _ _ _ _ the spread of the disease.4.這條小路通向公園。這條小路通向公園。The path _ _ the park.5.我錯(cuò)拿了你的包。我錯(cuò)拿了你的包。I took your bag _ _ mine by mistake.wooden is full ofmake a differenceleads to play a part of instead of
九年級(jí)英語unit13,Section A 2a-2d課件
