国家开放大学《理工英语4》在线作业、在线考试复习题及参考答案

CC自测1:自测1:Cb.That'sallb.b.No,ofcoursenot4.Ifyouwanttodownloadthisapp,youneedtoconnectyourmobilephoneb.forCC2.—IwonderifIcoulduseyourtablettonight?二、阅读理解：这是客服人员帮助客服创建进入个人账户的场景，请在空格内填入字母将对话排ofcharge.D.George:SamsunE.George:NowpressOKtostartusinGeorge:Ok.First,pleaseyourphoneisrunningaminimumofAndroid2.2andconnectedtoJohnson:WheretodownloadtheInnovationConferenceinBeijing.Itbearinformationarounditsusthantext.Lihasgivenanexampleofhowonecantyourself."AccordingtoKaiserKuo,Baidu'sdirectorofinternationa-likeexpandingtozoom,orcirclinganobjectinyourfieldof5.BaiduhasalreadyannouncedthereleaseofBaiduEye.(F)自测二自测二b.b.pleasedtomeetyou.c.Helpyourself.—Canyoutellmesomethin二、阅读理解：阅读下面的短文，根据文章内容从A、B、C三个选项中选出一个最佳选项。ManufacturedbyroboticscompanyShanghamillion.Thatwasnearly30percentofthepopufortheelderly."ItwillchangethewaypeopleinteractwithdigitalprFoundedinMay,ShanghaiPTInfohadalreadydoneteamspentthreeyearsdeverecognitionandstrikeupTherobotalsoworksasacomputerterminal,supplgroceriesonlineandevenMassproductionstartedthismonthandShanghaiPTInfoplaIntelligentRobotTechnology(Shanghai)introducedamachineair-conditioningunitsbypownerstotakepills,andinformthemofhospitalcheckupsandfamiB.helpentertainC.changethewaypeopleinteractwithdigitalproducts3.Accordingtothispassage,thenumberofregisteredresidentsatleasB.30percentofthepopulation4.Thewriterthinks“tA.therearetoomanyelderpeC.thecompanywillfa自测3自测31.—IsitbettertobephysicallyCb.No,itisc.Forc.Forme,beintellige3.Althoughplasticsurgeryiscreatedtoimpcertainpercentageof4.—Doyouthinkcosmeticsurgeryismorepopularwithwomen?b.Yes,womenaremorepopularthanmen.c.Yes,absolutely.Becac.Yes,absolutely.Beca5.一WhatadvicewouldyougivetoafriendwCla.Iwouldadvisethemnottohavethatsurgery,becb.Iwouldtellthemthattherearemanyrisksandmuchcostofthatsurgery.2.Theplasticsurgeonmayprovideseveralplansforyourfa3.Cosmeticsurgeryinvolvesreshapingtheplan二、阅读理解：阅读下面的对话，选择合适的内容将对话补充完整。byyourproducts.Lucy:Areyousure?OurbandagesareHenry:Iknowthat.ButLucy:AllofourproductsweremadeLucy:Henry,you'remakingHenry:ThesafetyofourpatientLucy:ButIhavealHenry:Sorry,Lucy.AssC.Thisisthefirsttimewe'vereceivedacomplaintofthiD.theywillbereturnedtoyourfactoryimE.it'syourjobtodothat二、阅读理解：阅读下面的短文，根据文章内容进行判断，正确写“T”错误写“F”。Withateenywaist,exaggeratedplasticsurgeryorusesPhotoshopremainsunclear.OnHundredsofphotosonherFacebookpageshowposinginavarietyofoutfThemodeldidnotreturnrequestsforcomment.IfPhotoshopis'slook,shelikelyunderwentabarrageofplasticsurgery.ThfmericanSocietyofPlasticSurgeons(ASPS)said,plasticsurgerysdtotransformoneselfintoafavoritecelebrityor,inthiscaswarnspatientstokeepinjustaswithanyoperation,sothedecisionshouldnotb4.TheauthorthinksValerianeitherP—Yes,Ilikeitverymuch.B.Itshowsmetheimpressivemagi2.—DoyoupreferaportableoracA.No,aportable3DprinteC.C.If2.—3Dprintingisoneofthelatesttechnologicalinnovat 5.She'sbeeninterested二、阅读理解：阅读下面的短文，根据文章内容从A、B、C三个选项中选出一个最佳选项。(课外资料)Monthsafterthehealingprocess,ethatABSplasticswerenotflexibleenoughforthistypeofexercise,theNovacopymadeathree-dimensionallymodeledfootIttookjust13hourstoproduce.This3DprosthesisdemonstratedtheandothermedicaltreatmentC.MikeGarycutoffthatA.No,becauseABSplasticswerenotflexiblB.Yes,butitcouldonlybeproducedbyC.Yes,becauseitwasmadeofsilicone.B.3DtechnologiescanbeusedonlyfC.3Dtechnologiescanbeusedtohuman,animalsandot自测5自测5— _A.ThankyouforremindingmB.Noproblem!Youwanttheusual?C.Youmustbejoking.2.—Youknowagoodschedulebringsefficiencyt二、1.阅读理解：阅读下面的短文，根据文章内容从A、B、C三个选项中选出一个最佳选项。(课外选材)DatacentersoflargeInternetcompanieofcomputerservers.Astheseserversprocessinformation,theycreatelarofheat,sotheyneedhugecoolingsystems.ThesesystemsthenpayingagaintocoolthemisisthechiefexecutiveofficerofNerd"Thekilowatt(千瓦)houryouareusitocomputetheelectricitytheserveruses,andthatwecaotherside,and,inthatway,homeownersactuausersdon'thavetopayfortheoverheadofthedatacenter."JanVisserisoneoftheparticipantsintheofheatproducedbythee-Radiatordependsless,whichwillsavehimmoney.Nerdalizesayse-Radiatorsc1.WhydidresearchersaskwhatwouldhappeniftheA.BecausecomputerscangB.ComputerserversC.CoolingcomputerservC.CoolingcomputerservA.createlargeamountsofinformationB.createlargeB.createlargequantityofheat3.Nerdalizedevelopedthee-Radiatorbecause回答A.dependsontheworkbeingprocessedbyPC(教材对话原文)Roger:Yes.ImpressedtJeff:YourflavourIJeffleavestogogetacoffee,andthencomesbackwithit.withtheopeningspeechJeff:Well,it'sprettybusythismorning,buI'mgoingtotalkaboutthenewenerJeff:Noproblem.I'l1getittoyou.Roger:Great.Haveagoodone,Jeff.A.howwasyourreportofthenewbatterB.I'dappreciateitifyoucouC.Noproblem!YouwanE.Yes,thatwouldbegreat.A.BringmeapreseB.HaveapleasantB.Haveapleasanttrip!一.Iftimepermits,ImaygotoShanghaiwithmyfrB.Itdoesn'tmatter4.HehisbaggageamonghunC.consciousofB.IfthereareC.Iftherehavebeen4.Ifyouhaveanynewsofmyhusband,pleaseletmeknow.二、阅读理解：阅读下面的短文，根据文章内容进行判断，正确写“T”错误写“F”。课外选材Engineerswhobuildandprogramrobotshavefascinatingjobs.Theseresearcherstinker(修补)withmachinesinthelabandwritecPittsburgh.Chosetisaroboticist,apersonwhodesigns,buildsorproWhenChosetwasakid,hewasinterestedinanythingthatmoved--cars,trainHeputmotorsonTinkertoycarstohegottograduateschoolatthedevelopingtheirownsnakerobots.Choset'stmovementsasrealsnakes,suchinwaysthatButChosetwonderedifhissnakesmightbeusefulformedicineaswel1.ForsomeheRecoveringfromthesesurgeriescanbeverypainful.Whattheoperationbyinvestigatetheidea.Zenatipracticedusingtherobotonaplasticmodelofandtheytestedtherobofworkingwithhisteam'screations,"Istilldon'tgefwatchingthemotionofmyrobots,"Chosetsays.5.TherobotictechnologyforsurgeriesonpeoplehasbroughtahandsSomethingelsethatcouldbesomeproposedcarsofthefuturesitwoIt'sthevehicleofthefuture,carsthattalktothedriveratechnologythatwouldIt'scalledvehicA.U.S.dobetterinthisC.Someillegaltraderscareaboutnothi_WouldyouliketohaveA.Twistedcruller,IboughtitthismorningC.Breakfastisthemostimportantmealofthedr5.TheyshouldnevertrytopursueprofithealthandA.intermsofB.atsightof1.—IthinktheotherreasoncanbeidentifiedfrSomeillegaltraderscareaboutnothingbutmaB.IsincerelyhopethattheA.Thehighertheprice,thesaferC.Whenwechoosefood,wemustremembertocheckitstag,confirmingwh5.This,theyargue,willbeessential二、阅读理解：阅读下面的短文，根据文章内容从A、B、C三个选项中选出一个最佳选项。(课外选材)Accordingtoexperts,theadvantageofmodifiedfoodisthatithelpsinoccurrenceofallergiesandalsohasalongshelflife.However,amajorportionofthepopulationisagainsttheconsumptitsdisadvantages.Ifyouarealsoconfusedabouttheconsumptionfood,readthroughtheprosandconsgivenbelowanddecideforyourself.AdvantagesofGeneticallyM●OneofthemostprominentadvantagesofgincontrollingtheoccurrenceofcertaindiseaTheirgeneticmodificationalterstheDNAsystemofthesefoods,therebymakingthem●Anothermajoradvantageofsuchtypeoffoodsisthattheygrowfastertraditionallygrowncounterparts.Asaresult,thereisgrepesticides,whenitcomestogeneticallyenfasterormoreeffectively,increasedprodunotnormallyprosperbecauseoflessthandesirableenvironmentalconditions.●TheincreasedshelflifeofthesefoodprDisadvantagesofGeneticallyModifiedFoodsonthehumanbody.Theconsumptidevelopmentofdiseasesthatareimmunetoantibiotics.●Chancesofdevelopingcancersuchasallergens,transferofan●Sincetheproductionofengineeredfoodandtamperingwithnature,itmightnotbe1.HowdoesgeneticallymodifiedfooA.Bycross-pollinating.B.ByconventionalcrossbrC.ByalteringtheDNAsystemofthesefoods.2.DofarmersneedtobuyanychemicalsanA.Yes,theyneedto.Becausethefoodisnotresisttopests.B.No,theydon'tneedto.BecausethefoodisC.No,theydon'tneedto.BB.GeneticallymodifiedfoodgrowsfC.FarminggeneticallyB.Geneticallymodifiedmood:二、阅读理解：阅读下面的短文，根据文章内容进行判断，正确写“T”错误写“F”。教材课文原文TheCompanyLeadingtheFutureofFarmingHere'sacrazyidea:Combinebioprintinproductsandtacklesomeoftheplanet'sbiggestproblems.Animalaccountsforabouthalfofallhuman-causedgreenhousegases,takingplaceonone-thirdoftheavailable,non-frozenlandonEarth.Alltofeedpeople'sappetitetonsofmeatayear.ModernMeadowThecompanyclaimsthatbycarefullylayeringmixturesgoalofprintingasliverofmeataroundtwocentimetersbyonecentimeter,anthanhalfamillimeterthick,whichisedibThecompanyexplainsinasubmissiontothe“Thetechnologyhasseveraladvantagesincomparisontoearlierattemptstoengineermeatinvitro.Thebio-inkparticlescanbereproduciblypreparedwithmixturesofcellsofdifferenttype.Printingensuresconsistentshape,whilepost-printingstructureformationandmaturationinthebioreactortoculinaryearly-adopterconsumers