2017-2018学年高中英语外研版必修4课时作业3

课时作业3Ⅰ.单词拼写1．Teenagersarealwayso________abouttheirfuture.2．Somepeopleenjoymaking________(预测)withoutcaringabouttheirresults.3．Heworkedsohardthat________(终于)hishealthbecamepoorandhefellillfrequently.4．It's________(冒险的)tobuyacarwithoutanygoodadvice.5．Ican________(明确地)tellyouwhatIwillbedoingafterschool.6．Shep________thatLilywouldbeeawomanastronaut.7．Cloudsofdifferent________(形状)madetheskyespeciallybeautiful.8．WhenIgottotherailwaystation,theywere________(装)thetruckwithbananas.9．Aswegrowolder,welearnthe________(限度)ofourabilities.10．Hewantedtofindoutwhatyoungpeoplethinkaboutthefutureof________(城市)life.答案：1.optimistic2.predictions2.predictions3.eventually4.risky5.definitely6.predicted7.shapes8.loading9．limits10.urbanⅡ.用括号里所给单词或短语的适当形式填空1．________yourchildwillleavehometoleadherownlifeasafullyindependentadult.(eventual)2．Peopleliketomake________fortheirfuture.(predict)3．Jennyisnot________abouttheouteofthetalks.(optimism)4．Thedateofthemovehasnotbeen________decidedyet.(definite)5．Themobilephone________likeapearisfortabletohold.(shape)6．PuertoRico,thoughitcallsitselfamonwealth,isreallyaself－governingAmerican________.(colonize)7．Witheverythingheneeded________，hewenthomehappily.(buy)8．Herwish________atlast,whichmadeheroverjoyed.(etrue)答案：1.Eventually2.predictions3.optimistic4．definitely5.shaped6.colony7.bought8．cametrueⅢ.阅读理解AHasbeenadreamfor30yearsbutnowtheworld'sfirstflyingcarissettohittheroadsthisyear.Eversincethe“BacktotheFuture”movieslitupourscreensinthe1980s,designershavedreamtofcarsthatcouldtaketotheskyatthepushofabutton(按钮).Andnowpilotscanordertheirown“roadable”planeforjust￡127,000.Theplane,whichhasfold－outwingsthatspan17.5feet,canbeupto115mph.Backontheland,itcanalsotravelat“highwayspeeds”incarmode(模式)．Fuelling(加燃料)the19－foot－longplanecouldn'tbesimpler—youjustdriveitintoapetrolstationandfillitup.Aspokeswomansaid,“Youcankeepyour‘light－sportairplane’inyourgarage.Butbecauseitneedsashortrunwaytotaketotheair,youwillhavetodrivetoyourlocalairport,flyupto460miles,landanddrivedirectlytoyourdestination(目的地).Youwillalwaysbereadytodriveorfly.”Thespokeswomanadded，“Neverletbadweatherchangeyourtrip.Youcansimplydivert(使转向)andcontinueonthegrounduntiltheweatherclears.”There'snorisktoyou—thisisonlythechanceforyoutobethefirstatyourhomefieldtounfold(展开)yourwingsandflyintothefuture.1．Accordingtohe“roadable”plane________.A.canflyintheskyat“highwayspeeds”incarmodeB.isakindofcarwithfold－outwingsC.isalittledifficulttofuelD.canonlytravelonthehighway答案与解析：B细节理解题。根据第三的内容可知这种飞机有可折叠的机翼，飞行时可展开机翼；在公路上则是汽车模式。故选B项。2．Wecaninferthatinthe“BacktotheFuture”movies________.A.therearesomeskillfulpilotsB.pilotshavenocarstodriveC.pilotscan'tafforda“roadable”planeD.carscanflyinthesky答案与解析：D推理判断题。第二段第一句说这类电影点燃了人们的梦想：一按按钮，汽车就能飞到空中。可推知在这类电影中有会飞的汽车，故选D项。3．Whatdoestheunderlinedword“it”inthe5thparagraphreferto?A.Alight－sportairplane.B.Yourgarage.C.Thelocalairport.D.Apetrolstation.答案与解析：A词义猜测题。上一句中说到你可以把它放到车库中，由于它需要跑道才能飞到空中，可推知这里的it指的是前文提到的light－sportairplane。4．Thelastsentenceofaimsto________.A.callforpeopletobuythe“roadable”planeB.showpeopletheuseofthe“roadable”planeC.tellpeopleonlythe“roadable”planecanflyinthefutureD.askpeopletounfoldtheirwingsandflyintothefuture答案与解析：A推理判断题。根据最后一段的意思，这样的“汽车”飞机对你没有危险，只是让你有机会成为第一个可以在家就能展开机翼，飞向未来的人，可推知在号召人们购买这样的飞机。5．Ifyoumeetwithathunderstorminyour“roadable”planeinthesky,youcan________.A.landinanearbyairportandwaituntilitclearsB.turnbackhomeandwaituntilitclearsC.landanddriveonthegroundD.flyhighupto460miles答案与解析：C细节理解题。根据第六段中的“Youcansimplydivertandcontinueonthegrounduntiltheweatherclears.”可知如果遇到不好的天气，你可以在陆地上开车直到天气好转。故选C项。BAtfirstsighttheplanetMars(火星)doesnotappearverywelingtoanykindoflife.Ithasverylittleoxygenandwater,thetemperatureatnightisbelow50degreesandwindsof100miles(161kilometers)perhourcausesevereduststorms.However,thesurfaceoftheplanetseemstoshowthatwaterflowedacrossitatsometimeinthepast,anditisbelievedthattherewouldbeenoughiceatthepolestocovertheplanetwithwaterifitmelted.AlthoughthereisnolifeontheMarsnow,somescientiststhinktheremayhavebeensomeformoflifealongtimeago.Atthattime,theplanethadactivevolcanoes(火山);theatmospherewasthickerandwarmer;andtherewaswater.Infact,insomewaystheMarsmayhavebeensimilartotheEarth,wherelifeexists.SomepeoplebelievethattheMarscouldsupportlifeinthefutureiftherightconditionswereproduced.ThefirststepwouldbetowarmtheplanetusingcertaingaseswhichtraptheSun'sheatintheplanet'satmosphere.Withwarmth,waterandcarbondioxide,simpleplantscouldbegintogrow.TheseplantscouldslowlymaketheMarsfittoliveon.Itisjudgedthatthewholeprocessmighttakebetween100,000and200,000years.Inthemeantime,peoplecouldbegintoliveontheplanetinaspecialclosedenvironment.TheywouldprovidealotofusefulinformationaboutconditionsontheMarsandtheproblemsconnectedwithlivingthere.6．Accordingtothepassage,theplanetMarshasno________onit.A.windsB.dustC.mountainsD.animals答案与解析：D细节理解题。在第一段中的细节中提到了winds,duststorms,volcanoes，但是没有涉及第四项，根据thereisnolifeontheMarsnow知火星上没有动物生存，故选D项。7．ItisbelievedthatontheMarsnow________.A.thereisalargeamountoficeatthepolesB.thereisathickerandwarmeratmosphereC.therearesomekindsofsimpleplantsD.therearemanyactivevolcanoes答案与解析：A细节理解题。根据第一段中的itisbelievedthattherewouldbeenoughiceatthepolestocovertheplanetwithwaterifitmelted.可知火星的两极有大量的冰，融化后就会有水，故A项正确。8．WhatisthetopicofParagraph2?A.CertaingasesshouldbeusedtowarmtheMars.B.PlantsshouldbegrowntomaketheMarsfittoliveon.C.TheMarscouldsupportlifeonrightconditionsinthefuture.D.PeoplecouldliveontheMarsinaspecialclosedenvironment.答案与解析：C主旨大意题。根据第二段的叙述可知主要讲未来在火星上如何创造适合人类生存的条件，也就是说第一句话为本段的主题句，故本段主题为C项。9．Themostsuitabletitleforthepassageis________.A.NoLifeontheMarsB.StudyoftheMarsC.ThePossibilityofLifeontheMarsD.FutureConditionsontheMars答案与解析：C主旨大意题。本文主要分析了火星上的现状以及对过去火星历史的推测，从而展望了未来火星适合人类生存的可能性，故C项作为题目合适。Ⅳ.短文改错IwastakingatraintoLondon'sVictoriaStation.Ihadnoticedthatthecarriagewasnoiseandfilledwithpeople.Beforelong,atraininspectorestocheckouttickets.Apassengerrealizedhecouldn'tfindhisticketbutbecamequiteupset.Theneveryoneinthecarriagebegansearchingtheticket,whichwaseventuallyfoundunderaseatseveralrowsfromhisowner.Thepersonwhofoundaticketsmiledwithpleasureathissuccess.Nooneinthecarriagehadpreviousspokentoorevennoticedtheticket－ownerbefore.Yet,theyhadsoquicklyofferedthestrangerstheirhelp.Ifwecouldshowconcerntoothersonneed,theworldwouldbeabetterplacetolivein.答案：IwastakingatraintoLondon's