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1Unit13We’retryingtosavetheearth单元写作小专题&SectionB（3a~3b）【单元写作目标】能描述地球的环境问题、原因及解决问题的建议。1.能用“usedto,atpresent,however”等词来描述当今的环境变化；2.能用“Ithinkweshould…/Isuggestthat…/We’dbetter.../Wecould…/It’sagoodideato...”等句型来提出解决环境问题的建议。—、语言积累(—)Environmentalproblemsandreasons:根据首字母或中文意思，完成下列句子。1.Theriverusedtobeclean,butnowthe(底部）oftheriveris(充满着）ofr(垃圾）.2.Peopleare(乱扔）intheriverandfactoriesare(倒入）wastewaterintotheriver.That’swhytheriverbecomesdirtieranddirtier.Asaresult,thereisnomorefishfor(渔民）tocatch.3.Alotof(工业的）wastewatercomesfromthefactories.4.Peopleusealargenumberof(塑料）bagseveryday.Peopleare(乱扔）thosebagseverywhere.Thisturnsthebeautifulcitiesintouones.What’sworse,theyalsopollutetheearth.5.Thefactoriesthatburn(煤)pollutetheairwithalotofblacksmoke.Theair(污染）isgettingworseandworse.6.Atpresent,planesarewidelyusedinourdailylife,which,however,makesalotof(噪音）.7.Manyanimalsareendangeredbecauseofthe(残酷的〉overhunting.8.Wearen’tabletosecstarsintheskyjustlikebefore.Theproblemisthatpeopleusetoomuch(灯光）.Andit’salso(有害的）totheenvironment.9.Manythingsweusedmaybethrownawayandwehardlyever(再利用）them.10.Weusenicepapertowrap(包装)thepresent.Doyouthinkthenicepaperis(必要）ornot?(二）请将以上的环境问题进行分类，将序号填入以下相关的污染类别后。A:airpollutionB:noisepollutionC:waterpollutionD:wastepollution(三）以下行为会导致哪些污染，请从（二）里选择。()1.blacksmoke()2.thehorn（喇叭)()3.washingclothesintherive()4.smokingcigarettes()5.usethrow-awaychopsticks（四）Solutions:根据首字母或中文意思，完成下列句子。●Tocutdownairpollution1.Ithinkweshouldn’tsmokeinp.2.We’dbettertakethebusorsubway（代替）ofdriving.●Tocutdownwastepollution3.Everyoneshouldplayapartincuptheriver.4.Let’sstopfactoriesfrompouring（废水）.(乱扔）intheriver.5.Don’t（乱扔）intheriver.●Tocutdownwastepollution6.Wecould（重复使用）theoldthings,suchasoldglassbottles,oldclothesandsoon.7.Peoplecould(节约）electricitybyturningoffthelightswhentheyleavearoom.●ToProtectanimals8.Isuggestthatwecouldsetupvolunteergroupsto(保护)endangeredanimals.9.Don’tusecruelmtohunttheanimals.(五）Otherusefulexpressions:10.Everyoneshouldplayapartinstheearth.11.Everyoneistryingto(改善)theenvironment.12.Savingtheearthcan(以......幵始）smallthings.二、篇章训练我们生活的地球正面临着巨大的环境压力，如空气污染、水污染、固体废弃物污染、动物濒临灭绝等问题。因此，将环保行动渗透到日常生活是我们每个人的贵任.请你选择其中的一个问题，自拟题目，写一篇120词左右的英语短文，谈谈引起此问题的原因，并倡导公众如何从点滴做起来解决问题，使我们的世界变得更美好。2【我的提纲】1.首先请选择你要讨论的环境问题：2.引起此问题的原因：3.如何从生活的点滴做起来解决问题：单元写作小专题&SectionB（3a~3b）—、语言积累(一）1.bottom;full;rubbish2.littering;pouring;fishermen3.industrial4.plastic;throwing;ugly5.coal;pollution6.noise7.cruel8.light;harmful9.recycle10.necessary(二）A:5B:6C:1,2,3D:4,9,10(三）l.A2.B3.C4.A5.D(四）1.public2.instead3.cleaning4.waste5.litter6.reuse7.save8.protect9.methods(五）1.saving2.improve3.beginwith二、篇章训练Onepossibleversion:AirPollutionAtpresent,moreandmorepeoplepayattentiontotheenvironmentaroundus.Asweknow,theniceenvironmentisgoodforourlifeandhealth.However,therearesomekindsofpollutionproblemsinourlife,likeairpollution，noisepollution,waterpollutionandwastepollution.NowIwanttotalkabouttheairpollution.Theairisbadlypolluted.Herearesomereasons.First,thefactoriesthatbumcoalpollutetheairwithalotofblacksmoke.Second,moreandmorepeopletakecarstoschoolorwork.Third,somepeoplesmoke.Therearesomemethodstosolvetheproblem.Firstofall,weshouldaskthefactoriestostopgivingoutblacksmokeintoair.Next,we’dbetterridebikesorwalkinsteadofdrivingtoschool.Theadvantagesofbikeridingorwalkingarethatit’sgoodforhealthanditdoesn’tcostanything.Ifit’sfar,Isuggestwecouldtakethebus.Besides,Ithinksmokersshouldn’tsmokeinpublic.What’smore,it’sagoodideatoplantmoretreesandflowers.Plantingtreesnotonlymakesaircleaner,butalsomakesourenvironmentmorebeautiful.Finally,weneedtorecyclebooksandpaperandstopusingpapernapkins.Thatcanhelpuscutdownfewerandfewertrees.Ithinkeveryoneshouldplayapartinsolvingtheairpollution.I’msurethatouractionscanmakeadifferenceandleadtoabetterfuture.