Unit13SectionA（1a1c）课件人教版九年级英语全册

Unit13We'retryingtosavetheearth！SectionA1a-1cNewwordslitterv.

乱扔n.垃圾；废弃物bottomn.

底部；最下部 3.fishermann.

渔民；钓鱼的人 coaln.

煤；煤块uglyadj.

丑陋的；难看的 advantagen.优点；有利条件 cost(cost,cost)v.

花费n.

花费；价钱woodenadj.木制的；木头的plasticadj.

塑料的

n.

塑料；塑胶 takeawayn.外卖实物binn.

垃圾箱 Whatmadeourearthugly?pollutionLeadinWhatkindofpollutiondoyouknow?waterpollutionnoisepollutionpollutionairpollutionLet’sthinkWhatcausedtheseproblems?Somefactoriesburncoalandtheypollutetheairwithalotofblacksmoke.Therearemoreandmorecarsontheroad.Theyputthewasteintotheair.airpollution.Whatcausedtheseproblems?Factoriesputwasteintotheriver.Peoplearethrowinglitterintotheriver.n.垃圾，废弃物WaterpollutionNoisepollutionLoudmusic,buildinghousesandtrafficcausethenoisepollution,loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephonesTask1:readthewordsandfinish1a.Herearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephones1anoisepollution________________________________________________airpollution____________________________________________waterpollution________________________________________________loudmusicplanesmobilephonesfactoriescarssmokingshipsfactorieslitteringrubbishbuildinghousesbuildinghousesloudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephonescarsIstheriverclean?Whatcanyouseeintheriver?No,itisverydirty.Icanseemuchrubbishintheriver.2.Doyouthinktherearefishintheriver?No,therearen’t.3.Whatcanwedotohelpsolvetheproblem?Wecanhelpcleanuptheriver.pre-listeningWhatwastheproblem?Theriverwas________.Eventhebottom

oftheriverwasfullof________.Therewerenomore________forfishermen

tocatch.Whatcausedtheproblem?Peoplearethrowing________intotheriver.Factoriesareputting________intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe__________________andaskthemto____________thefactories.Everyoneshouldhelpto________theriver.dirtyrubbishfishlitter

wastegovernmentclosedowncleanupn.底部停业，倒闭Tony:Hey,Mark,maybewecouldgoswimmingintheriverlaterthisafternoon.Mark:Idon’tthinkIwanttogo,Tony.Tony:Whynot?Mark:Iwastherelastweekendandtheriverwasreallydirty.Eventhebottomoftheriverwasfullofrubbish,andtherewerenomorefishforfishermentocatch.Tony:Noway!Itusedtobesoclean.Infact,ithasalwaysbeenthenicestriverinthistown.Mark:Notanymore.Ithinkpeoplearethrowinglitterintotheriver.Factoriesarealsoputtingwasteintotheriver.Tony:That’sterrible!Weshouldwritetothegovernment.Theyshouldclosedownthefactories.Mark:Goodidea!ButIthinkeveryoneinthistownshouldhelptocleanuptheriver,too.Everyoneshouldplayapart,notjustthegovernment.playapartindoingsth.“参与做某事，在做某事上起作用。

Readafterthetapealoud.1b关闭曾经……;过去经常…………的底部Mark:Theriverwasdirty.Eventhebottomof

theriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark:Yes,butpeoplearelitteringintheriver.Tony:Everyoneinthistownshould

playapartin

cleaningitup!Role-playtheconversation.Thenmakeyourownconversationsaboutthekindsofpollutionin1a.1cproblemcausesolutionPairworkMakeupaconversationaboutthekindsofpollutionin1a.A:…B:…A:…B:…problemspecificdescriptionoftheproblempastconditionReasonsfortheproblemSolutionstotheproblemLanguagepointstrytodosth.

努力、尽力做某事表示“努力做某事”的短语：tryone’sbesttodosth.尽某人最大努力做…makeaneffort/effortstodosth.努力做…sparenoefforttodosth.不留余力地做…gooutofone’s

way

to

do

sth.格外努力做…翻译：为了进入大学学习，每个学生都应该努力学习。Everystudentshouldtrytostudyhardinordertostudyinauniversity.拓try相关的短语tryon试穿tryout尝试；试验

haveatry试一下

trydoingsth.试着做某事tryone’sbesttodosth.尽某人最大的努力做某事2.savevt.①拯救

②攒下，存下③节约

④保留

⑤避免,免得(出现困难或不愉快的事)Savemeaseat.=Saveaseatforme.给我留一个座位。Thanksforsendingthatletterforme—itsavedmeatrip.多谢你替我寄了那封信，省得我跑一趟。savesb.sth.=savesth.forsb.给某人保留某物savetheearth拯救地球savemoney存钱savetime/water节约时间/水

savesb.atrip省得某人跑一趟3.littern[U].垃圾,废弃物vi.乱扔They’realsolitteringinpublicplaces.他们也在公共场合乱扔垃圾。throwlitter(intotheriver)扔垃圾(进河里)pickuplitter捡垃圾throwrubbishintothebins把垃圾扔进垃圾桶litter指在公共场所乱扔的废弃物。rubbish多指不想再要的或不需要的废弃物。4.closedown(使)停业；(使)倒闭Plentyofshopscloseddownbecauseofthenovelcoronavirusoutbreak.由于新型冠状病毒爆发，许多店铺倒闭了。closedownthefactories关闭工厂closeup(通常因因离开)关上；关闭5.pollute(v.)pollution(n.)6.在...底部

在...顶部7.usedtodosth8..playapartinatthebottomofatthetopof

过去常常做....参与=takepartin1.Thestreet________________(充满了)rubbish.2.__________(litter)causespollution.3.Factoriesareputting____________(pollute)waterintotheriver.isf