精校word版答案全---2019届安徽省定远重点中学高三上学期期末考试英语试题word版

《精校word版答案全---2019届安徽省定远重点中学高三上学期期末考试英语试题word版》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、2019届安徽省定远重点中学高三上学期期末考试英语试题本试卷分第I卷（选择题）和第II卷（非选择题）两部分。满分150分，考试时间120分钟。请在答题卷上作答。第Ⅰ卷选择题（100分)第一部分听力（共两节，每小题1.5分，满分30分）第一节（共5小题；每小题1.5分，满分7.5分）听下面5段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。第二部分阅读理解（共两节，满分40分）第一节（共15小题；每小题2分，满分30分）阅读下列短

2、文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。AAssoonasapersondies,decomposition(分解)begins.Andthefirstvisitorsarrive.“Within5to15minutesofdeath,fliesorotherinsectsbegintocolonizethebody.”saysRabiMusah,anorganicchemistattheUniversityatAlbany.Shesaysdifferentspeciesturnupatdifferentstage

3、sofdecomposition.“Sobecauseofthat,dependinguponwhatentomological(昆虫学的)evidenceyoufind,youcanlearnsomethingaboutwhenthepersondiedintermsofthetimingofthedeath.”Fliesdon'ttendtostickaroundwhendisturbedbydetectives.Buttheydoleavebehindeggs.Theeggsarehardtotellapartbyappearancealone,sos

4、pecialistsraisethemuntiltheyhatch,afewweekslater—andtheygetaspeciesIDand,withalittleguesswork,aperson'stimeofdeath.ButMusahhascomeupwithamoretime-savingapproach:chemicalanalysisoftheeggs.Sheandherteaminvestigatedthatmethodbyfirstharvestingflieswithpig-livertrapshiddenthroughoutNewY

5、orkCity.Theycollectedthetrappedfliesandthenchemicallyanalyzedtheireggs.Anditturnsouteachspeciesofflyegghasauniquechemicalfingerprint—enoughtotelltheeggsapartwithoutraisingtheeggstomaturity.ThestudyisinthejournalAnalyticalChemistry.MusahandhercolleagueJenniferRosatiarenowtestingthem

6、ethodonarealcase.“Andoncewedothatwewillbepublishingsomecasestudiestoillustrate(阐明)thatthisisamethodthatcanbeused,andhopefullyeventuallyit'ssomethingthatwillstandupincourt,andsomethingthatcouldspeedupdetectivework—orhelpdealwithacoldcase.”21.Whichofthefollowingcanbestreplacetheunder

7、linedword“colonize”inparagraph1?A.lookforB.fightoverC.carryawayD.gatheron22.Howcanaspecialistknowaperson’stimeofdeath?A.Byresearchingthehabitualnatureofflies.B.Byrelyingontheentomologicalevidence.C.Bydistinguishingtheappearanceofflies.D.Bydiscoveringanewdetectivemethod.23.Whatcanwe

8、inferaboutMusah’sapproachf