2018高三英语一轮复习题组层级快练2Unit2Englisharoundtheworld新人教版.docx

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1、题组层级快练2Unit2Englisharoundtheworld“阅读＋七选五＋完形”组合练(时间：35分钟)Ⅰ.阅读理解阅读下列短文，从每题所给的四个选项(A、B、C和D)中选出最佳选项。Chinaisgoinggreen.Inordertoreduceairpollutionandoilshortages,automobilemanufacturershaveannouncedtheirplanstodevelophybridvehicles(混合燃料汽车)fortheChinesemark

2、et.Toyota’shybridcarPriuswillbereadytodriveinChinathisweek.Let’shavealookatthenewcar.Anyvehicleisahybridwhenitcombinestwoormoresourcesofpower.Hybridcarsrunoffarechargeablebatteryandgasoline.Hybridcarshavespecialengines,whicharesmallerthantraditionalga

3、solineengines.Theyrunat99percentoftheirpowerwhenthecariscruising(匀速行驶).Aspeciallydesignedbatterymotorprovidesextrapowerforrunninguphillsorwhenextraaccelerationisneeded.StepintoaPrius,andturnontheengine.Thefirstthingyounoticeishowmuchquieteritisthanatr

4、aditionalcar.Atthispoint,thecar’sgasolineengineisdormant(休眠).Theelectricmotorwillprovidepoweruntilthecarreachesabout24km/h.Ifyoustayatalowspeed,youareeffectivelydrivinganelectriccar,withnogasolinebeingused,andnowastegasgivesoff.Theonboard(车载的)computer

5、makesthedecisionaboutwhentouseagasengine,whentogoelectric,andwhentouseacombinationofthetwo.Ifyougoover24km/h,whenyousteponthegaspedal(油门),youareactuallytellingthecomputerhowfastyouwanttogo.Theelectronicmotorrechargesautomaticallyusingasetofbatteries.W

6、hendrivingathighspeed,thegasolineenginenotonlypowersthecar,butalsochargesthebatteries.Anytimeyouusethebrake,theelectricmotorinthewheelswillworklikeageneratorandproduceelectricitytorechargethebatteries.Asaconsequence,thecar’sbatterieswilllastforaround2

7、00，000miles.1.Theauthorwritesthispassagemainlyto________．A.teachpeoplehowtodriveahybridcarB.showhowtosavetheirgasolinewhendrivingacarC.introduceanewkindof“green”carD.announceplanstodevelophybridvehiclesforChina2.Thefirstsentenceprobablyrefersto_______

8、_．A.therewillbemoreandmoregreenlandinChinaB.ChinahasstartedproducingenvironmentallyfriendlycarsC.China’snewcarsarecombinationsofdifferentgreenmodelsD.Chinaisstillyoungandlackingexperience3.Whatisthemostimportantfeatureofhybridcars?A.Theyhavesm