2019-2020年高中英语Module3ViolenceofNaturePeriod3Grammar语法专题课课后阅读作业外研版

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1、2019-2020年高中英语Module3ViolenceofNaturePeriod3Grammar语法专题课课后阅读作业外研版Ⅰ.阅读理解Itwasoncethoughtthatairpollutionaffectedonlytheareaimmediatelyaroundlargecitieswithfactoriesandheavyautomobiletraffic.Today,weknowthatalthoughthesearetheareaswiththeworstairpolluti

2、on,theproblemisactuallyworldwide.Onseveraloccasionsoverthepastdecade,aheavycloudofairpollutionhascoveredtheentireeasternhalfoftheUnitedStatesandledtohealthwarningseveninruralareasawayfromanymajorconcentrationofmanufacturingandautomobiletraffic.Infact,

3、theveryclimateoftheentireearthmaybeaffectedbyairpollution.Somescientistsfeelthattheincreasingconcentrationofcarbondioxideintheairresultingfromtheburningoffossilfuels(coalandoil)iscreatinga“greenhouseeffect”—holdinginheatreflectedfromtheearthandraising

4、theworld’saveragetemperature.Ifthisviewiscorrectandtheworld’stemperatureisraisedonlyafewdegrees,muchofthepolaricecapwillmeltandcitiessuchasNewYork,Boston,Miami,andNewOrleanswillbeunderwater.Anotherview,lesswidelyheld,isthatincreasingparticulate(微粒、颗粒)

5、matterintheatmosphereisblockingsunlightandloweringtheearth’stemperature─aresultthatwouldbeequallydisastrous.Adropofjustafewdegreescouldcreatesomethingclosetonewiceageandwouldmakeagriculturedifficultorimpossibleinmanyofourtopfarmingareas.Atpresentwedon

6、otknowforsurethateitheroftheseconditionswillhappen(thoughonerecentgovernmentreportpreparedbyexpertsinthefieldconcludedthatthegreenhouseeffectisverylikely).Perhaps,ifweareverylucky,thetwotendencieswilloffseteachotherandtheworld’stemperaturewillstayabou

7、tthesameasitisnow.【语篇概述】本文阐述了大气污染可能导致的两种结果。1.Aspointedoutatthebeginningofthepassage,peopleusedtothinkthatairpollution　　　.A.causedwidespreaddamageinthecountrysideB.affectedtheentireeasternhalfoftheUnitedStatesC.haddamagingeffectsonhealthD.existedmerely

8、inurbanandindustrialareas【解析】选D。细节理解题。由文章开头可知。过去人们认为空气污染主要存在于大城市中。2.Asfarasthegreenhouseeffectisconcerned,theauthor　　　.A.sharesthesameviewwiththescientistsB.isuncertainofitsoccurrenceC.rejectsitasbeingungroundedD.thinksthatitwilldestroytheworl