2019-2020学年高中英语 Unit 5 Meeting your ancestors 单元质量

-1-单元质量检测（五）时间：100分钟满分：120分Ⅰ.阅读理解(共15小题；每小题2分，满分30分)阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。AOneoftherichestcollectionsofearly­humanfossilseverfoundhasbeentakenoutofanAfricancave,thankstotheeffortsofateamofscientistssmallenoughtofitthroughancientnarrowways.Thefossils,discoveredinthedarkplacesoftheRisingStarcaveinSouthAfrica,belongtoanewspeciesthatappearedatthebeginningofthefamilythatincludesmodernhumans.Thefossilscouldbemorethan2.5millionyearsold.Ortheycouldberelativelyrecent.Homosapiens(智人)appearedinAfricaroughly200,000yearsago,sothebonesareatleastthatold.Thenewspeciesisastrangemixtureofparts.IthadhandsandfeetmuchlikethoseofothermembersofthebiologicalgroupcalledHomo,whichincludesourownspecies—Homosapiens.Itsbrain,though,wasonlyaboutasbigasanorange.TheRisingStarancienthumanscouldcontrolobjectswiththeirhands,buttheirhighlycurved(弯曲的)fingersalsomadethemgoodclimbers.TheirHomo­likefeetandlonglegsshowtheycouldwalklongdistances,buttheirshouldersarealsosuitedforclimbing.TheresearcherscallthemHomonaledi,afterthewordfor“star”intheAfricanlanguageSotho.Thefirstslightknowledgeofthemorethan1,550bitsoffossil,representingatleast15individuals,camefromcavershelpingaresearchertolookforancientremains.Oneplaceleadingtothefossilroomisjustoversevenincheswide—lessthanthewidthofasheetofnotebookpaper.Ittookateamincludingsixfemalescientists,chosenfortheirsmallsizeandresearchexperience,togetthefossils.Thescientistsbelievethatthebodiesweredeliberatelyplacedinthecave.Itsuggeststhatancientlong­agohumanrelativesbecameinvolvedinritual(仪式的)disposalsoftheirdead.语篇解读：本文为说明文。在非洲的一个洞里发现了一些远古人类化石，一个新的物种因此被发现了。1．WhatdoweknowabouttheRisingStarancienthumans?-2-A．Theywereverygoodatclimbing.B．Theycouldonlywalkshortdistances.C．Theycouldn'tuseobjectswellwithhands.D．Theyhadthesamesizeofbrainsasmodernhumans.解析：选A细节理解题。由第四段可知，他们能用手操控物体，但是他们弯曲的手指也使得他们擅长攀爬。他们的脚和长腿表明他们能走远路，因此B、C项错误。由第三段“Itsbrain,though,wasonlyaboutasbigasanorange”可知，D项错误。2．Whatwastheproblemthescientistsfacedafterdiscoveringthefossilroom?A．Howtoprotectthefossils.B．Howtorecognizethefossils.C．Howtoreachforthefossilsinit.D．Howtopersuadecaverstoleaveit.解析：选C推理判断题。由第五段的“Oneplaceleadingtothefossilroomisjustoversevenincheswide—lessthanthewidthofasheetofnotebookpaper”可推知，如何够得着那些古化石是个难题。3．Wecaninferfromthetextthat________.A．theexactageofthefossilsintheRisingStarcaveisunknownB．thefossilsintheRisingStarcavebelongtoanewspeciesC．thefossilsintheRisingStarcaveweretherichesteverfoundD．theRisingStarancienthumansdealtwiththeirdeadatrandom解析：选A推理判断题。由第二段“Thefossilscouldbemorethan2.5millionyearsold.Ortheycouldberelativelyrecent.Homosapiens(智人)appearedinAfricaroughly200,000yearsago,sothebonesareatleastthatold”可知，这些化石的具体年龄还不确定。BIfoundapolicereportthathadbeenfiledinFlorida17yearsbefore.Itsaidaboywashitandhisbodywasthrown19yards.Buthewasn'tthrown;hewasdraggedthatfarandcaughtinthechainsofthetruck.Itsaidsomeonefledthescene,butthatsomeonewasmyolderbrother,Alex,andhedidn'tflee.Herushedovertohisfriend,buttheboywasalreadydead.Itsaid...But...Alexhadjustturned15.Thiswasthedayweneverspokeabout.Wethoughtitwouldmakeadifferenceinhelpinghimstepoutoftheshadowofthataccident.SoIdidn'tbringitupuntilonenight,whenwewere30and31,Iaskedifheeverthought-3-aboutthedayJonathandied.Butherespondedwithanunpleasantlaughandacoldsilence.Beforetheaccident,wewereinseparable.Aftertheaccident,wedidn'thavewordsforanyconversation.IwasdesperatetoreconnectandconvincedthattheonlywaytodosowastogetascloseasIcouldtothatday.Itrackeddownthepolicereport.Iwrotedownthedriver'snameandfoundhisphonenumber.ItoldhimIwantedtoknowaboutanaccidenthewasinvolvedinbackin1999.Hetoldmeitwasthehardesttimeinhislife.ItoldhimIwantedtofindawaytotakeawaymybrother'spain.“Youcan't，”hesaid.“Butifyouwanttolessenit,lethimtalktoyou,andoncethosewordsstartcoming,you'llrealizethataskingistheeasypart.Listeningisthehardpart.”Ihungupthephonebutdidn'tstopthere.Itrackeddownthewitnesses.Ayearafterthefirstphonecall,ImetwithmybrotherandtoldhimaboutthepeopleIhadspokentoandwhattheyhadsaid,andhisinstinct(本能)wastoconfirmandcorrecteachdetail.Thatwasmyopening,andhistoo.LaterIwasabletoaskwhatnooneinmyfamilyeverhad:“Couldyoujuststartatthebeginningandtellmeeverything？”Andhedid.语篇解读：本文是一篇记叙文。作者和家人为了帮助哥哥走出事故的阴影决定对哥哥所经历的事故避而不谈，而这对哥哥并没有什么帮助。但后来作者明白倾听才能真正帮助哥哥走出痛苦。4．HowdidthepolicereportinParagraph1appeartobeintheauthor'sopinion?A．Fact­free.B．Ambiguous.C．Persuasive.D．Cautiously­worded.解析：选A推理判断题。根据第一段中的“Itsaidaboywashitandhisbodywasthrown19yards.Buthewasn'tthrown;hewasdraggedthatfarandcaughtinthechainsofthetruck...Itsaid...But”可知，作者认为这份警方报告中有许多与事实不符的地方。故选A。fact­free“脱离事实的，不符合事实的”；ambiguous“模棱两可的，含混不清的”；persuasive“有说服力的，令人信服的”；cautiously­worded“措辞严谨的”。5．Whydidtheauthoravoidreferringtotheaccident?A．Toavoidarguingwithhisbrother.B．Toprotecthisbrotherfromothers'scolding.C．Tohelprelievehisbrother'spain.-4-D．Toshowtrustinhisbrother'sinnocence.解析：选C细节理解题。根据第二段中的“Thiswasthedayweneverspokeabout.Wethoughtitwouldmakeadifferenceinhelpinghimstepoutoftheshadowofthataccident”可知，之前作者之所以对哥哥那天所经历的事故避而不谈是因为作者认为这样能帮助哥哥走出事故的阴影。故C项符合文意。6．Wha