理工英语4-国家开放大学电大学习网形考作业题目答案

理工英语4一、选择填空：阅读下面的对话或句子，从A、B、C三个选项中选出一个能填入空白处的最佳选项。1.—Doyoumindmyusingmymobilephonehere?—________________.A.Yes,useitplease.B.No,ofcoursenot正确答案:B2.—Oh.Dear!I’velostmynewwatch.—_________________A.I’msad.B.That’sallright.C.Whatapity!正确答案:C3.—Howisyourbusinessgoing?—_________________A.Good,it'sgrowingallthetime.B.Thankyou.C.I’mgoingtoBeijing.正确答案:A4.Thespeedwithwhichdigitalcamerascantake,processand_______animageisphenomenal.A.transmitB.transactC.translate正确答案:A5._______,heknowsalotaboutcomputer.A.AsheisachildB.ChildasisheC.Childasheis正确答案:C6.—Howabouthavingadrink?—_________________A.Goodidea.B.Metoo.C.Helpyourself.正确答案:A7.—Couldyougivemethebrochureforthatmachine?—________________A.Yes,hereyouare.B.No,thanks.C.Yes,please.正确答案:A8.—Perhapsyouhaveheardourproducts.Wouldyouliketoknowsomethingmore?—_________________A.Sure.Goahead.B.Idon’tneedanything.C.I‘veheardlotaboutyou.正确答案:A9.Myassistantwillnow______________themachineinaction.A.demobilizeB.domesticC.demonstrate正确答案:C10.Youcanturnonthetoyrobotby__________thisbutton.A.pressingB.pressC.pressed正确答案:A11.—Doyouthinkcosmeticsurgeryismorepopularwithwomen?—.A.Yes,womenaremorepopularthanmen.B.Yes，absolutely.Becausewomenpaymoreattentiontobeauty.C.No,menarepopularthanwomen.正确答案:B12.Itishardforanywomantoresist____herselfmorebeauty.A.makeB.madeC.making正确答案:C13.Cosmeticsurgeryinvolves____reshapingthebodyfeatures.A.inB.atC.on正确答案:A14.—Ihaveascaronmyface,soI’vemakeupmymindtohaveaplasticsurgery.—.A.Goodidea.B.I’venoidea.C.Amazing.正确答案:A15.—Wouldyouhavecosmeticsurgeryifitwasfree?—.A.No.Gooddietandexercisearegreatalternatives.B.Yes,Iwouldnothaveit.C.No,Iwouldhaveit.正确答案:A16.—3Dprintingisoneofthelatesttechnologicalinnovations.—____Maybeitsfunctionsarequestionable.A.Really?B.Exactly.C.Ithinkso.正确答案:A17.—Theyaretestingthe3Dprinter.Don’tyoucomeandseeit?—What?A.Whereisitdisplayed?B.Itreallymatters.C.That’sfine.正确答案:A18.—Doyoupreferaportableoraclumsy3Dprinter?—.A.No,aportable3Dprinterismoreuseful.B.Yes,Iwouldnothaveaclumsyone.C.Ipreferaportableonetoaclumsyone.正确答案:C19.Touch-____3Dmapshelptheblindtoomuch.A.responsiveB.speakingC.listening正确答案:A20.3Dprintershavespreadfromlabstoindustrialfactories,____theyarebeingcheaperandcheaper.A.soB.andC.yet正确答案:A21.—Jeff,I'dappreciateitifyoucouldhelpmewiththeopeningspeechI'mgivingnextweek.—___________________________,butI'llhavesometimebetweenfiveandsixp.m.A.Don’tmentionitB.Yes,it’ssoquietasweexpectedC.Well,it'sprettybusythismorning正确答案:C22.—Oh,bytheway,howwasyourreportofthenewbatteriescomingalong?—___________________________.A.It'sgoingprettywellB.JustgoaheadC.Well,I'mafraidso正确答案:A23.—Youknowagoodschedulebringsefficiencytothework.—___________________________.A.Notatall.Ienjoyedit.B.Iseeyourpoint.C.Ithinkit'sabadidea.正确答案:B24.It______methatIhadachoice.A.bitB.pickC.hit正确答案:C25.Thecurrentdeathrateisreduced_______10%comparedwiththatoftheyearof1980.A.toB.formC.by正确答案:C26.—I'mleavingforShanghaitomorrow.—_________________________A.Bringmeapresent.B.Haveapleasanttrip!C.Let'sgooutforadrink.正确答案:B27.—Whatareyougoingtodothisweekend?一_________________________.Iftimepermits,ImaygotoShanghaiwithmyfriends.A.ItdependsB.Itdoesn'tmatterC.Forgetit正确答案:A28.—Igetatleasthalfanhourofexercisealmosteveryday.—Ohgreat!_________________________.A.SametoyouB.CheerupC.Keepitup正确答案:C29.He______hisbaggageamonghundredsofothers.A.awareB.identifiedC.consciousof正确答案:B30.Tomaskedmetogotoplayfootballand______.A.sodidIB.soIdidC.sodoI正确答案:B31.—Sohowcanwebuysafefood?—.A.Thehighertheprice,thesaferthefoodB.WecanplantvegetablesandfruitsbyourselvesC.Whenwechoosefood,wemustremembertocheckitstag,confirmingwhetherthebasicinformationismarkedonit正确答案:C32.—Whatwouldyouliketohaveforbreakfast?—.Wouldyouliketohaveataste?A.Twistedcruller,IboughtitthismorningB.IalreadyhadmybreakfastC.Breakfastisthemostimportantmealoftheday正确答案:A33.—Doyoueatporridgeeveryday?—.A.PorridgeismyfavoriteB.No,sometimesI’dhaveacupofsoybeanmilk,aboiledeggandasteamedbunformybreakfastC.Iseldomeatfastfoodbecauseit’srichinfat正确答案:B34.Thetechnologyhasseveraladvantagesearlierattemptstoengineermeatinvitro.A.incomparisonofB.incomparisontoC.comparewith正确答案:B35.Theproblemisunevendistribution,870millionsufferingfromhunger.A.leftB.toleaveC.leaving正确答案:C36.—HowdoyoulikeAnneHathaway—.A.SheisanAmericanactressB.SheisamazingC.She’salreadymarried正确答案:B37.—Youneedtobelievethatspacetourismwillgrowandgetcheaper.Maybethereisanotheroption.—.A.Howisit?B.Whatisit?C.Whereisit?正确答案:B38.—Spacetravelmustbeveryveryexpensive.—.ThecostofaseatontheVirgincraftis$250,000.A.That’snottrue.B.Ofcourse.C.Whydoyouthinkso?正确答案:B39.Ourpartofthemissionisnearlycompleteandthenewcrewwillforus.A.takeoverB.takeoutC.takeoff正确答案:A40.bythepromiseofthesetinytubes,peoplearealreadyworkingtoturntheSpaceElevatorintoareality.A.TofuelB.FuelingC.Fueled正确答案:C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”。1.Baidu,China'sleadingsearchenginecompany,hasunveileditsowneyewearcalledBaiduEye.ItissaidtobeadifferentproductfromGoogleGlassintermsoffunctionality.ThecompanydemonstratedaworkingprototypeonSeptember3atitsannualTechnologyInnovationConferenceinBeijing.ItbearsasimilaritytoGoogleGlass,butithasnoscreen.Instead,thedeviceusesacameratoscanobjects,andfocusesonanalyzinginformationarounditsuserandbeamingthattoasmartphone.Baidusaysthedeviceisdesignedtosupportimagesearch.Thecompany'sCEORobinLibelievesinfiveyears'time,peoplewillgetusedtosearchingbyimageandaudioratherthantext.LihasgivenanexampleofhowonecantakeadvantageofBaiduEye,"Ifyouareinashoppingmallandcomeacrossawomanwhoseskirtlooksreallyattractive,youtakeaphotoofherskirtusingBaiduEye,andyou'llgettoknowwheretobuyoneforyourself."AccordingtoKaiserKuo,Baidu'sdirectorofinternationalcommunications,BaiduEyecanalsorecognizevoiceandgesture,"Youcanusevoicecommands,orgesturecommands-likeexpandingtozoom,orcirclinganobjectinyourfieldofviewwithyourfinger."BaiduisyettoannounceareleasedateormarketingplansforBaiduEye.1.BaiduisChina'sleadingsearchenginecompany.（）2.BaidulaunchedaproductthathasmorefunctionsthanGoogleGlassonSeptember（）3.BaiduEyecanscanobjectswithitssmallscreen.（）4.Thecompany’sCEORobinLibelievesthatpeoplewillgetusedtosearchingbytext.（）5.BaiduhasalreadyannouncedthereleaseofBaiduEye.（）(1)A.TB.F(2)A.TB.F(3)A.TB.F(4)A.TB.F(5)A.TB.F2、RobyMiniisjust40centimeterstall,hasalargeroundscreenforaheadandhasbeendesignedtohelpseniorcitizenslivingalone.ManufacturedbyroboticscompanyShanghaiPTInfo,thebrightlycoloredrobot,whichcosts5,000yuan($790),waslaunchedonAug14tohelpentertainandmonitorelderlypeople.InShanghailastyear,thenumberofregisteredresidentsatleast60yearsoldwas4million.Thatwasnearly30percentofthepopulation.By2018,thefigureisprojectedtoriseto5million.Withmanylivingalone,robotssuchasRobyMinicanhelpplayacrucialroleincaringfortheelderly."Itwillchangethewaypeopleinteractwithdigitalproducts,"Hongsays.FoundedinMay,ShanghaiPTInfohadalreadydonethegroundwork.Infact,theresearchteamspentthreeyearsdevelopingthespeechrecognitionsystembeforethefirmwasofficiallylaunched.With360-degreewheelshiddenunderitsbody,RobyMinicanfollowapersonthroughfacerecognitionandstrikeupaconversation,telljokesorprovideinformation.Therobotalsoworksasacomputerterminal,supplyingweatherinformation,orderinggroceriesonlineandevenbookingtaxis.RobyMinicanbeconnectedtoothergadgetsaswell,suchassmartwristbandsormagneticdevicesondoors.RobyMinicanalsoconnectanelderlyownertoadoctorthroughitshigh-definitionscreen.AlreadyShanghaiPTInfoistalkingtothreecommunityhospitalsinShanghai'sMinhangdistrict.SincetherobotislinkedtotheInternet,itcansupportlong-distanceaudioandvideocalls.MassproductionstartedthismonthandShanghaiPTInfoplanstomanufacture200,000unitsthisyear.ButthefutureisnoteasyforShanghaiPTInfo.Earlierthisyear,FlyingwingsIntelligentRobotTechnology(Shanghai)introducedamachinewithsensorsthatwillringanalarmwhenanelderlypersonfallsdown.TianjinShangjiuShengyuanTechnologyGroupalsodevelopedarobotforseniorsin2014.Ownerscanturnonthelightsandair-conditioningunitsbypressingbuttonsonthemachine.Itcanalsoremindelderlyownerstotakepills,andinformthemofhospitalcheckupsandfamilybirthdays.RobyMiniisthenameof.（）A.aroboticscompanyB.arobotC.aseniorcitizenlivingalone2.RobyMiniisdesignedto.（）A.helplookafterchildrenlivingaloneinseniorhighschoolB.helpentertainandmonitorseniorcitizensC.changethewaypeopleinteractwithdigitalproducts3.Accordingtothispassage,thenumberofregisteredresidentsatleast60yearsoldwillbe.（）A.4millionnextyearB.30percentofthepopulationC.increaseto5millionby20184.Thewriterthinks“thefutureisnoteasyforShanghaiPTInfo”because（）A.therearetoomanyelderpeopleinShanghaiB.RobyMinicannotringanalarmwhenanelderlypersonfallsdown.C.thecompanywillfacetoughcompetitioninthemarketplace5.Thebesttitleforthispassageis（）A.HowtoUseaRobotB.ElderPeopleIncreaseinShanghaiC.RobotGivesHelptoOlderPeople）(1)A.AB.BC.C(2)A.AB.BC.C(3)A.AB.BC.C(4)A.AB.BC.C(5)A.AB.BC.C正确答案:(1)B(2)B(3)C(4)C(5)C3、Henry:Goodafternoon!Lucy,Iamtellingyousomethingurgent.Wehavefoundseveralcasesofgoldenstaphinfectedinourpatients.Theywerecausedbyyourproducts.Lucy:Areyousure?Ourbandagesareverysafe.1.Henry:Iknowthat.Butonlypatientswhohaveusedyourbandagesareinfected.Lucy:Allofourproductsweremadewiththeutmostcare.2.Andwhydidn’tyouputthebandagesintothesterilizerbeforeyouusedthem?Henry:Lucy,3.I’vealreadyaskedthehospitaltodoare-examinationofyoursuppliesrightnow.Lucy:Henry,you’remakingthingsdifficult.Henry:Thesafetyofourpatientsismostimportant,4.Lucy:ButIhavealreadypostedyourrecentorder.Theyarenowontheway.Henry:Sorry,Lucy.Assoonastheyarrive,5.A.Maybetheywerepollutedinyourhospital.B.soIwillstopallorderswithyourcompany.C.Thisisthefirsttimewe’vereceivedacomplaintofthisnature.D.theywillbereturnedtoyourfactoryimmediately.E.it’syourjobtodothat,notours.(1)A.AB.BC.CD.DE.E(2)A.AB.BC.CD.DE.E(3)A.AB.BC.CD.DE.E(4)A.AB.BC.CD.DE.E(5)A.AB.BC.CD.DE.E正确答案:(1)C(2)A(3)E(4)B(5)DMichael:Theyaretestingthe3Dprinter.4、Don’tyoucomeandseeit?Lucas:What?Neverheardofit.Michael:Itisoneofthemostlatesttechnologicalinnovations.Lucas:Really?1.Michael:Comeon!Youshouldlearntobeopen-minded.Lucas:2Michael:The3Dprintingtechnologycouldbeusedinconstruction,engineering,biomedicine,andmanyotherfields.Itcanprintanything,ahouse,acar,evenaliver!Lucas:Thatcan’tbetrue.Iwillneverbelievethis.Michael:3.Allthesewillbeabsolutelycarriedoutby3Dprinters.There’sacompanycalledNaturalMachineshasintroduceda3Dprinterforfoodproducing.Lucas:Iguessthattherearealotofproceduresinvolvedinthisprocess.Sothisprintermustbeverybig.Michael:4.Itcanprintallkindsofdessertandstarter.Lucas:Isitexpensive?Michael:5.A.Itisabout$.1,000B.MaybeitsfunctionsarequestionableC.Itisreallytrue.D.Whatarethemainfunctionsofit?E.Infact,itisasbigasanoven(1)A.AB.BC.CD.DE.E(2)A.AB.BC.CD.DE.E(3)A.AB.BC.CD.DE.E(4)A.AB.BC.CD.DE.E(5)A.AB.BC.CD.DE.E正确答案:(1)B(2)D(3)C(4)E(5)A5、Whencomputerserversoperateacomplexprogram,theycangetveryhot.Coolingtheserverscanbecostly.Soresearchersaskedwhatwouldhappeniftheheatcreatedbytheserverscouldbecapturedandused?DatacentersoflargeInternetcompaniessuchasGoogleandMicrosofthavethousandsofcomputerservers.Astheseserversprocessinformation,theycreatelargeamountsofheat,sotheyneedhugecoolingsystems.Thesesystemssendtheheatintotheair.TheDutchcompanyNerdalizethinkspayingforelectricitytooperatetheserversandthenpayingagaintocoolthemisawasteofenergy.Soitdevelopedadevicecalledthee-Radiator.Itisacomputerserverthatalsoworksasaheatingsource.BoazLeupeisthechiefexecutiveofficerofNerdalize.Hesaysthee-Radiatorsavesmoneybecausecompaniesdon'thavetopaytocooltheirservers."Thekilowatt（千瓦）houryouareusingisusedtwice--oncetoheatthehomeandoncetocomputetheclient'staskwithoutthecoolingoverhead."HesaysfivehomeownersintheNetherlandsaretestingtheheatingdeviceintheirhomes."Wereimbursetheelectricitytheserveruses,andthatwecandobecauseofthecomputerclientsontheotherside,and,inthatway,homeownersactuallygetheatingforfree,andcomputerusersdon'thavetopayfortheoverheadofthedatacenter."JanVisserisoneoftheparticipantsintheyear-longexperiment.Hesaystheamountofheatproducedbythee-Radiatordependsontheworkbeingdonebythecomputerserver.Hesaysitcannotbeusedastheprimarysourceofheat.Butheisreadytotryit.Hesaysifitprovidesenoughwarmth,hewillbeabletousehishome'sheatingsystemless,whichwillsavehimmoney.Nerdalizesayse-Radiatorscreateheattemperaturesofupto55℃.Itsaysthedevicescouldsaveusersupto$440inheatingcostsayear.Whydidresearchersaskwhatwouldhappeniftheheatcreatedbytheserverscouldbecapturedandused?A.Becausecomputerscangetveryhot.B.Computerserversisacomplexprogram.C.Coolingcomputerserverscostsalotofmoney.2.ThecomputerserversinlargeInternetcompaniessuchasGoogleandMicrosoftcan.A.createlargeamountsofinformationB.createlargequantityofheatC.managethehugecoolingsystems3.Nerdalizedevelopedthee-RadiatorbecauseA.e-RadiatorcostlessenergyB.e-RadiatorcancooltheserversforfreeC.e-Radiatorcancreatecoldairforfree4.AccordingtoJanVisser,theamountofheatproducedbythee-Radiator.A.dependsontheworkbeingprocessedbyPCB.cannotbeusedasthehome'sheatingsystemC.cannotbeusedasthemainsourceofheat5.ThebesttitleforthispassageisA.TheNewWaytoHeatHomesB.TheNewWaytoCoolHomesC.HotComputersCouldBeUsedforFree(1)A.AB.BC.C(2)A.AB.BC.C(3)A.AB.BC.C(4)A.AB.BC.C(5)A.AB.BC.C正确答案:(1)C(2)B(3)B(4)C(5)A6、Marry:Whatdoyouplantodoforyourholiday?Jeff:Comeon,itwentupinsmoke.Marry:Wow,youaregoingforabusinesstripnextweek?Where?Jeff:Xiamen.Marry:Jeff:Bytrain.Youknowourbossisafraidtotakeaplanebecauseofhighanxiety.Marry:Actually,it'snotsoawfultotakeaplaneifyoudon'tlookoutthewindow.Jeff:Goodidea!Marry:Well,Xiamenisaperfectplacetobeonholiday,youknow.Jeff:Iknow.Butabusinesstripistiringtome.Marry:Oh,takeiteasy.()Iliketakingoccasionalbusinesstripforachangeofpace.Jeff:Ihopeso.Marry:Ithinkyoushouldtakeadvantageofthisgoodopportunitytogoonabusinesstripwithourbossandgaintheboss'sfavor.Jeff:().Ithinkitmakessense.Marry:Youknow,I'vedreamedathousandtimesthatIcouldliedownonthebeachofXiamentorelaxmyself.Jeff:SohaveI.Butit'snotalwaysniceandsunnythere,sometimescloudyandrainy.Marry:Comeon,Idon'tthinkitwillspoilyourtrip.()Jeff:Thanksalot.A.Byplaneorbytrain?B.Maybeit'snotsobadasyouimagined.C.Ihavetogoonabusinesstripwithmyboss.D.Anyhow,Ihopeyou'llhaveanicetrip.E.Hey,thatsoundslikeareallygoodidea.）(1)A.AB.BC.CD.DE.E(2)A.AB.BC.CD.DE.E(3)A.AB.BC.CD.DE.E(4)A.AB.BC.CD.DE.E(5)A.AB.BC.CD.DE.E正确答案:(1)C(2)A(3)B(4)E(5)D7、TheCompanyLeadingtheFutureofFarmingHere'sacrazyidea:Combinebioprintingandtissueengineeringto"print"animalproductsandtacklesomeoftheplanet'sbiggestproblems.Animalfarming,afterall,accountsforabouthalfofallhuman-causedgreenhousegases,takingplaceonone-thirdoftheavailable,non-frozenlandonEarth.Alltofeedpeople'sappetitesfor300milliontonsofmeatayear.ModernMeadowisaMissouri-basedstartupthatengineerstissuestocreatelab-grownediblemeat,inaprocessthateliminatesmanyofthenegativeenvironmenteffectsassociatedwithtraditionallivestockpractices.Thecompanyclaimsthatbycarefullylayeringmixturesofcellsofdifferenttypesinaspecificstructure,in-vitromeatproductionbecomesfeasible.It’ssetashort-termgoalofprintingasliverofmeataroundtwocentimetersbyonecentimeter,andlessthanhalfamillimeterthick,whichisedible.ThecompanyexplainsinasubmissiontotheUnitedStatesDepartmentofAgriculture:“Thetechnologyhasseveraladvantagesincomparisontoearlierattemptstoengineermeatinvitro.Thebio-inkparticlescanbereproduciblypreparedwithmixturesofcellsofdifferenttype.Printingensuresconsistentshape,whilepost-printingstructureformationandmaturationinthebioreactorfacilitatesconditioning.”However,ita