九年级英语全册Unit13We’retryingtosavetheearth单元写作练习(新版)人教新目标版.doc

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1、Unit13We’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.Theriveruse

2、dtobeclean,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.Peopl

3、eare(乱扔）thosebagseverywhere.Thisturnsthebeautifulcitiesintouones.What’sworse,theyalsopollutetheearth.5.Thefactoriesthatburn(煤)pollutetheairwithalotofblacksmoke.Theair(污染）isgettingworseandworse.6.Atpresent,planesarewidelyusedinourdailylife,which,however,makesalotof(噪音）.7.Manyanimalsareendange

4、redbecauseofthe(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

5、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

6、.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）elec

7、tricitybyturningoffthelightswhentheyleavearoom.●ToProtectanimals8.Isuggestthatwecouldsetupvolunteergroupsto(保护)endangeredanimals.9.Don’tusecruelmtohunttheanimals.(五）Otherusefulexpressions:10.Everyoneshouldplayapartinstheearth.11.Everyoneistryingto(