人教版英语九年级13单元第一课时PPT.ppt

Section A 第一课时第一课时(1a-2d)Unit 13 Were trying to save the earth.人教版 九年级下册loud music cars rubbish planes littering ships factories smokingbuilding houses mobile phones 1a1a1a1aHere 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 music;cars;building house;ships;planessmoking;factoriesfactories;rubbish;litteringWhat was the problem?The river was _.Even the bottom of the river was full of _.These were no more _ for fishermen to catch.1b1b1b1bListen and complete the sentences.really dirtyrubbishfishWhat caused the problem?People are throwing _ into the river.Factories are putting _ into the river.1b1b1b1bListen and complete the sentences.litterwasteHow should the problem be solved?We should write to the _ and ask them to _ the factories.Everyone should help to _ the river.1b1b1b1bListen and complete the sentences.govenmentclose downclean upThe river was dirty.Even the bottom of the river was full of rubbish.But it used to be so clean!1c1c1c1cRole-play the conversation.Then make your own conversations about the kindsof pollution in 1a.Yes,but people are throwing litter into the river.Everyone in this town should play a part in cleaning it up!2a2a2a2aListen to the interview.Circle the Kinds of pollution that Jason andSusan talk about.A.land pollution B.air pollutionC.noise pollution D.water pollution B.air 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.2b2b2b2bListen again and complete the sentences.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 ones.2b2b2b2bListen again and complete the sentences.are throwing awaypublic places听力巩固训练听力巩固训练1.I _ _ _ able to see stars in the sky,but now I cant see them clearly.2.The air _ _ really _ around there.3.People are also _ in public places.4.The factories that burn _ also _ the air with a lot of black smoke.used to behas become pullutedlitteringcoal polluteThe 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 that2c2c2c2cUse the information in 2a and 2b to role-play conversations between Jason and Susan.Listen to the tape and find the groups 2d2d2d2d1.减少污染2.骑自行车的 其他好处3.废物污染4.简单的事情5.木制的筷子cut down the pollutionother advantages of bike ridingwaste pollutionsimple thingwooden chopsticksListen to the tape and find the groups 2d2d2d2d1.熟料叉子2.公共场所3.对起作用4.创造更美好未来plastic forkspublic placesmake a differencelead to a better futureRead it and fill the charts.namepollutionwaysJason air pollutionSusan air pollution We should take the bus and subway instead of driving.There are other advantages of bike riding.Read it and fill the charts.name pollutionwaysJason waste pollutionSusan waste pollution1.Bringing a bag to go shopping can help.2.Throw the rubbish in the bins and keep the public places clean and beautiful.I never take wooden chopsticks or plastic forks 1.litter 不可数名词不可数名词,“垃圾；废弃物垃圾；废弃物”.(动词动词)乱扔乱扔Eg.Dont litter the waste.2.at the top of在在顶部顶部 at the bottom of在在的底部的底部3.play a part in sth/doing sth参与某事参与某事/在在方面起作用方面起作用Language points4.throw-threw-thrownthrow sth at/to sb朝朝扔扔throw sth into把把扔进扔进5.pollute(vt.)-pollution(不可数名词不可数名词)polluted(adj.)污染的污染的Eg.The river has been polluted.We should cut down the pollution.The air became pollutedLanguage points6.rubbish/waste/health 不可数名词不可数名词7.advantage(s)作可数名词作可数名词,“有利条件有利条件,优点优点”反义词反义词disadvantage.8.cost-cost-cost sth cost(花费花费)sb+钱钱某物花费某人多少钱某物花费某人多少钱 sth cost(价值价值)+钱钱 某物价值多少钱某物价值多少钱Eg.The book cost me 10 yuan.The book cost 10 yuan.9.be good for意为意为“有益于；适于有益于；适于”be good for+sth/doing sth10.lead sb to do sth 引导某人做引导某人做 lead sb to+地点地点 带领某人去某地带领某人去某地1.The street _ _ _(充满了充满了)rubbish.2._(litter)causes pollution.3.Factories are putting _ (pollute)water into the river.is full ofLitteringpolluted4.The city _ _(过去过去)be so clean.5.We should play a part in _ (clean)the city up.6.There _ _ _(过去有过去有)so many trees on the hills.used to cleaningused to be7 7.根据汉语意思完成句子。根据汉语意思完成句子。1)没有再多的鱼让渔民来捕了没有再多的鱼让渔民来捕了.There _ _ fish for fishmen _ _.2)人们正把垃圾扔进河里人们正把垃圾扔进河里.People _ _ litter _ the river.3)工厂正把废弃物放进河里工厂正把废弃物放进河里Factories _ _waste _ the river.no moreto catchare throwingintoare puttinginto4)每个人应积极参与清理河流每个人应积极参与清理河流.Everyone should _ _ _ _ _ the river up.5)空气被严重的污染了空气被严重的污染了.The air was _ _.6)我过去常常能在天空中看到星星我过去常常能在天空中看到星星.I used to _ _ _ see the stars in the sky.play a part in cleaningbadly pollutedbe able to1.-How much is the ticket to Central Park?-A one-way ticket _$40,and you can _ anther$20 for a round-trip.A.costs,pay B.cost,spend C.pay,spend D.spends,pay2.The poor old man lived in a little _ house.A.wood B.woodenly C.woodenness D.woodenAD