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1、2019-2020年高三5月综合测试（三模）英语试题含答案本试卷共12页，三大题，满分135分。考试用时120分钟。I．语言知识及应用（共两节，满分45分）第一节阅读下面短文，掌握其大意，然后从1~15各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。Sharkshavelivedintheoceansforover450millionyears,longbeforedinosaursappeared.Therearenowabout3601ofsharks,whosesize,behavi
2、or,andothercharacteristicsdifferwidely.Everyyear,wecatchandkillover100millionsharks,2forfoodandfortheirfins.Driedsharkfinsareusedtomakesharkfinsoup,whichsellsforasmuchas$50abowlinfineHongKong3.Othersharksarekilledforsportandoutoffear.Sharksarevulnerable(脆弱的
3、)tooverfishingbecauseit4mostspecies10to15yearstobeginreproducingandtheyproduceonlyafewoffspring.5bymoviesandpopularnovels,mostpeopleseesharksaspeople-eatingmonsters.Thisisfarfromthe6.Everyyear,afewtypesofsharkinjureabout100peopleworldwideandkillabout25.Most
4、7arebygreatwhitesharks,whichoftenfeedonsealionsandothermarinemammals.Theysometimesmistakehumanswimmersfortheirnormalprey,8iftheyarewearingblackwetsuits.Ifyouareatypicalocean-goer,your9ofbeingkilledbyanunprovoked（无缘无故的）attackbyasharkareabout1in100million.You
5、aremore10tobekilledbyapigthanasharkandthousandsoftimesmorelikelytogetkilledwhenyoudriveacar.Sharkshelp11humanlives.Inadditiontoprovidingpeoplewithfood,theyarehelpinguslearnhowto12cancer,bacteria,andviruses.Sharksareveryhealthyandhaveagingprocessessimilartoo
6、urs.Theirhighlyeffectiveimmunesystem13woundstohealquicklywithoutbeinginfected,andtheirbloodisbeingstudiedinconnectionwithAIDSresearch.Sharksareamongthefewanimalsintheworldthatalmost14getcancerandeyecataracts.Understandingwhycanhelpusimprovehuman15.Chemicals
7、extractedfromsharkcartilagehavekilledcanceroustumorsinlaboratoryanimals.1.A.speciesB.classesC.groupsD.names2.A.greatlyB.popularlyC.widelyD.mostly3.A.supermarketsB.restaurantsC.officesD.panies4.A.spendsB.takesC.costsD.uses5.A.ImpressedB.MovedC.ChangedD.Influ
8、enced6.A.storyB.truthC.movieD.problem7.A.injuriesB.deathsC.attacksD.causes8.A.speciallyB.especiallyC.mainlyD.usually9.A.chancesB.fearsC.livesD.percentages10.A.likelyB.frequentC.possibleD.lucky11.A.avoi
