甘肅開(kāi)放大學(xué)《理工英語(yǔ)4》單元自測(cè)4（10分）答卷

單元自測(cè)4（10分）試卷總分:100得分:100一、選擇填空：閱讀下面的對(duì)話(huà)或句子，從A、B、C三個(gè)選項(xiàng)中選出一個(gè)能填入空白處的最佳選項(xiàng)?！猅heyaretestingthe3Dprinter.Don’tyoucomeandseeit?—What????????????????????????Whereisitdisplayed??Itreallymatters.That’sfine.?答案:A2.—Doyoupreferaportable?oraclumsy?3Dprinter?—?????????????????????.?No,aportable3Dprinterismoreuseful.Yes,I?wouldnothaveaclumsyone.Ipreferaportable?onetoaclumsyone.答案:C3.—?Whatdoyouwanttobe?—?????????????????????.?Iwanttohaveacupofcoffee.?Iwanttobehonest.?I?wouldstudycomputerscience?thandancer.答案:C4.She'snotveryoptimistic____thedevelopment?of3Dprinting.?toaboutat答案:B5.She’sbeeninterestedincomputerscience____?shewaseight.?beforesince?ago答案:B6.二、閱讀理解：閱讀下面的短文，根據(jù)文章內(nèi)容從A、B、C三個(gè)選項(xiàng)中選出一個(gè)最佳選項(xiàng)。（課外資料）Inthegrass,a?baby?duckwashatched(孵化)outinacollege?biologylabwithabackwardleftfoot.Atthetime,it?probablywouldn’thavesurvived,?if?MikeGary?didn’trecommendaproperoperationtocutoffthatbadfoot.Monthsafterthehealingprocess,engineersatNovacopyCompanyproduceda3Dprinted?model?thatwouldbeusedtocreateaprosthetic?(修復(fù)的)?footfor?theduck.ConsideringthatABSplasticswere?notflexibleenoughforthistypeofexercise,theNovacopycompanymadeathree-dimensionallymodeledfootmadeofsilicone,?withthehopetocreateapermanent?prosthesis(假肢)?fortheduck.Ittookjust13hourstoproduce.This3Dprosthesisdemonstratedthe3D?technologiescan?beusednotonlyforhumanapplication,butalsoinforeignsubjectssuchasanimalsandothermedicaltreatments.?Wherewasthebabyduckhatchedout?1??A.Ina?college?biologylab.??B.Inabackyard.??C.InNoacopyCompany.2.What?waswrongwiththebaby?duck?2??A.Itdidn’tsurvived.??B.Itwasbornwithabackwardleftfoot.MikeGary?cutoffthatbadfoot.3.?CouldABSplasticsbeusedto?producea3Dprinted?model?thatwouldbeusedtocreateaprosthetic?footfor?theduck?3??A.No,becauseABSplasticswere?notflexibleenough.??B.Yes,butitcouldonlybeproducedbyNovacopyCompany.??C.Yes,becauseitwasmadeofsilicone.4.Howlongdidittaketocreateapermanent?prosthesisfortheduck?4??A.10hours.??B.13hours.??C.30hours.5.Whatdidthelastsentenceofthispassageindicate?5??A.?3D?technologiescan?beusedonlyforhumanapplication.??B.3D?technologiescan?beusedonlyfor?foreigners.??C.3Dtechnologies?can?beused