英语UNIT2LOOKINGINTOTHEFUTURE4课时分层作业

UNIT2LOOKINGINTOTHEFUTURE课时分层作业(四)Ⅰ.单词拼写1．Manynewwordsandphrases(短语)havebeenincludedintherevisededition.2.Heremaineddistant(疏远的)fromthepeopleheworkedwith.3.AtnightIliketolookattheremote(遥远的)starsintheclearsky.4.Themovementsofmachinesarecompletelyautomatic(自动的),youonlyneedtostartandstopthemachines.5.Theyhavelivedinthiscountryfortenyears,buthaveneverreallyintegrated(融为一体).6.Whatyousaidwastruebutnevertheless(不过)unkind.7.Theseticketsareavailable(可用的)foronemonth.8.Shehadwovenawholefantasy(幻想)aboutlivinginacottagebythesea.9.Eachofthehomeshasasecuritysystemandiswired(用电线连接)forcabletelevision.10.Hehasreceivedmanyhonoursforhisresearchintocancer(癌).Ⅱ.阅读理解ACanyouimagineacloudfloatinginthemiddleofyourroom?Doyouwanttoknowwhatitfeelsliketoflylikeabird?FindyouranswersinTimeMagazine's25“BestInventions”．Here,wehavepickedoutthemostinteresting4tosharewithyou.TalkingGlovesEverfeltconfusedbythesignlanguageusedbydisabledpeople?Hereisthe“helpinghand”youneed.FourUkrainianstudentshavecreatedapairofglovesthathelpspeoplewithhearingandspeechproblemscommunicatewithothers.Theglovesareequippedwithsensorsthatrecognizesignlanguageandtranslateitintotextonasmartphone.Thenthesmartphonechangesthetexttospokenwords.GoogleGlassesGoogleGlassesarelikeacomputerbuiltintotheframeofapairofglasses.Withits1.3­centimeterdisplay，theglassesallowyoutosurftheInternetandmakecallswithoutevenliftingafinger.TheglassesalsohaveacameraandGPSmappingsystem.Userscantakeandsharephotos,checkmapsandsurftheInternetjustbylookingup,down，leftandright.IndoorCloudsIt'snotvirtual.That'sarealworld.DutchartistSmildemanagedtocreateasmallbutperfectwhitecloudinthemiddleofaroomusingafogmachine.Butitrequiredcarefulplanning—thetemperature,humidity(湿度)andlightingallhadtobejustright.Onceeverythingwasready，thecloudformedintheairwiththemachine.Butitonlylastedforashortwhile.WingsuitsThesuitfulfillsyourdreamsofflyinglikeabird.Well,notexactlyflying,butgliding(滑翔)throughtheair.Itincreasesthesurfaceareaofthehumanbody，whichmakesiteasierforpeopletofloatintheair.Flierswearingwingsuitscanglideonekilometerinabout30seconds.[语篇解读]本文讲述了一些有趣的发明：会说话的手套、谷歌眼镜、室内云彩和翼服等。1．HowcanusersofGoogleGlassessurftheInternet?A．Bymovingthemouse.B．Bytappingthekeyboard.C．Bypressingthebutton.D．Bymovingtheeyeballs.D[细节理解题。根据第三段中“Userscantakeandsharephotos，checkmapsandsurftheInternetjustbylookingup，down，leftandright.”可知，用户通过上下左右看就可以照相、查看地图和上网。]2．Whichofthefollowingcanhelpyoufly?A．TalkingGloves. B．GoogleGlasses.C．Wingsuits. D．IndoorClouds.C[细节理解题。根据最后一段中“Thesuitfulfillsyourdreamsofflyinglikeabird.”可知，Wingsuits可以帮你飞翔。]3．Whatistheauthor'spurposeinwritingthepassage?A．Tointroducesomeinterestinginventions.B．Toencouragepeopletobuytheseproducts.C．Todrawpeople'sattentiontotechnology.D．Tobringsomepleasuretoyoungreaders.A[推理判断题。根据第一段中“Here，wehavepickedoutthemostinteresting4tosharewithyou.”可知，本文的目的是与读者分享几项发明，所以选A项。]BTheplan：turntheMarsintoablueworldwithstreamsandgreenfields,andthenfillitwithcreaturesfromtheearth.Thisideamaysoundlikesomethingfromsciencefiction,butitisactuallybeingtakenseriouslybymanyresearchers.Thissuggeststhefutureforthe“redplanet”willbethemaintopicfordiscussionataninternationalconferencehostedbyNASAthisweek.Leadingresearchersaswellassciencefictionwriterswillattendtheevent.ItcomesasNASAispreparingamulti­billion­dollarMarsresearchprogramme.“TurningtheMarsintoalittleearthhaslongbeenatopicinsciencefiction，”saidDrMichaelMeyer，NASA'sseniorscientist.“Now，withscientistsexploringthereality,wecanaskwhataretherealpossibilitiesofchangingtheMars.”MostscientistsagreethattheMarscouldbeturnedintoalittleearth，althoughmuchtimeandmoneywouldbeneededtoachievethisgoal.Butmanyexpertsareshockedbytheidea.“Wearedestroyingourownworldatanunbelievablespeedandnowwearetalkingaboutruininganotherplanet，”saidPaulMurdinfromtheInstituteofAstronomy,Cambridge,UK.Overthepastmonths,scientistshavebecomeincreasinglyconfidenttheywillfindMartianlifeforms.EuropeandAmerica'srobotexplorershavefoundtheproofthatwater，mixedwithsoil，existsinlargeamountsontheplanet.Inaddition,twodifferentgroupsofscientistsannouncedonMarch28thattheyhadfoundsignsofmethane(甲烷)intheMartianatmosphere;thegasisawasteproductoflivingcreaturesandcouldbeproducedbymicrobes(微生物)livingintheredplanet'ssoil.ButscientistssuchasDrLisaPratt,abiologistatIndianaUniversity“BeforewehaveevendiscoveredifthereislifeontheMars,wearetalkingaboutcarryingoutprojectsthatwoulddestroyallthesenativelifeforms,allthestrangemicrobesthatwehopetofindburiedinthesoil，”saidDrPratt.MonicaGrady，aplanetaryscientistattheNaturalHistoryMuseum,London,sharesthisview.“Wecannotriskstartingaglobalexperimentthatwouldwipeoutthepreciousinformationwearelookingfor，”shesaid.“Thisisjustwrong.”[语篇解读]本文是一篇议论文。文章主要描绘了把火星改造成蓝色的“生命天堂”的宏伟规划，综述了科学家对这个火星改造工程所持的不同观点。4．Whatisthepassagemainlyabout?A．AplanturningtheMarsintoalittleearth.B．ThenecessityofchangingtheMars.C．FindingwaterontheMars.D．TheMarssupportinglife.A[主旨大意题。根据第一段中的“Theplan：turntheMarsintoablueworldwithstreamsandgreenfields，andthenfillitwithcreaturesfromtheearth.”及全文内容可知，这篇短文主要讲的是火星改造计划的设想。]5．WhyisDrLisaPrattagainsttheplan?A．WaterhasbeenfoundontheMars.B．Itwillcosttoomuchmoneyandwork.C．ThenativelifeformsontheMarswouldbedestroyed.D．Theearthisbeingdestroyedatanunbelievablespeed.C[细节理解题。根据第四段中的“ButscientistssuchasDrLisaPratt，abiologistatIndianaUniversity，saythatthesemicrobeswillbeputindangerbythelittleearthproject.”可知，像印第安纳大学生物学家丽莎·普拉特博士等的科学家表示，“小地球”计划将使得火星上的微生物处于危险之中。]6．WhatcouldprovetheexistenceofmicrobeslivingintheMars'soil?A．LiquidwaterontheMars.B．SomecreaturesontheMars.C．AlotofgoodsoilontheMars.D．SignsofmethaneintheMars'atmosphere.D[推理判断题。根据第四段中的“thegasisawasteproductoflivingcreaturesandcouldbeproducedbymicrobes(微生物)livingintheredplanet'ssoil”可知，火星大气层中存在甲烷的迹象，而甲烷是活的生物产生的废物。]7．Whatcanweinferfromthepassage?A．Waterisakeyfactorforlife;withoutit，livingontheMarswouldbeimpossible.B．Theprojectwon'taffectthenativelifeformssupposedtoliveontheMars.C．TheideaturningtheMarsintoalittleearthisnothingbutsciencefiction.D．MonicaGradyisinfavourofcarryingoutthelittleearthproject.A[推理判断题。根据第三段“Overthepastmonths,scientistshavebecomeincreasinglyconfidenttheywillfindMartianlifeforms.EuropeandAmerica'srobotexplorershavefoundtheproofthatwater，mixedwithsoil,existsinlargeamountsontheplanet.”可知，我们知道科学家越来越相信火星上存在生命，因为有证据表明火星土壤中存在大量的水，故可以断定水是生命存在的关键要素。]Ⅲ.阅读七选五ThemanwhocouldseethefutureTheabilitytopredictthefutureisararetalent.AmericanauthorIsaacAsimov(1920—1992),oneofthegreatsciencefictionwritersofhisage,hadsuchatalent.__1__Nowthatwe'rehere，let'sseewhathegotright.__2__Asimovthoughtcomputerswouldcausearevolutioncomparabletotheindustrialrevolutionofthe19thcentury.Specifically,hesaidthat“mobilecomputerizedobjects”wouldbeanimportantpartofeverydaylife.Here,heclearlypredictedourworldofsmartphones，tablesandotherdevices.Healsohadagreatdealtosayaboutspaceexploration.__3__HowdidAsimovdevelophisspecialsenseoffuturedevelopments？__4__Hereadthenewspapersandmagazinessoldinhisparents'candystore.HisscientificinterestgainedsharperfocusatColumbiaUniversityinNewYork.Asimovwenttostudychemistry,butbecameboredwithpurelaboratoryscience.Instead,hethoughthardaboutthesocialimplications(作用)ofscience.Hewantedtocommunicatehisideastothepublic.__5__Asimovhadhisfingeronthepulse(脉搏)ofbothscientificandsocialchange.HehadaclearvisionofwhatwascomingaroundthecornerforhumanityinhisworksliketheGalacticEmpireseries(《银河帝国系列》).“Hispredictionsareabsolutelyfascinating，”CalumChase,anEnglishwriter,toldBBCNews.“Hewasagenius.”A．Asasmartboy,Asimovtaughthimselftoreadattheageoffive.B．Spaceexplorationreallycanmakeourlifemoreconvenientandcomfortable.C．Backin1983，hewasaskedtopredictwhattheworldwouldlooklikein2019.D．Ontherolethatcomputingwouldplayinthefuture,hewasamazinglyaccurate.E．Asimovhasdevelopedagreatinterest