2018-2019高三上期英語模擬試題一含參考答案與解析

1、第1頁共15頁20182019高三上期英語模擬試題（一）高三上期英語模擬試題（一）組題：組題：第二部分第二部分閱讀理解（共兩節(jié)，滿分閱讀理解（共兩節(jié)，滿分40分）分）第一節(jié)（共第一節(jié)（共15小題；每小題小題；每小題2分，滿分分，滿分30分）分）閱讀下列短文，從每題所給的四個(gè)選項(xiàng)（閱讀下列短文，從每題所給的四個(gè)選項(xiàng)（A.B.C和D）中，選出最佳選項(xiàng)。并在答題卡上將該選項(xiàng)涂）中，選出最佳選項(xiàng)。并在答題卡上將該選項(xiàng)涂黑。黑。AConsider

2、ingthetemperateclimateinEnglmosttouristsliketovisitLondonbetweenAprilSeptember.TouristsalsoenjoywhatLondonhastoofferduringChristmas.GettingaroundLondonTransptationinLondonisdividedintozonesmeaningthefurtheryouintendtogot

3、hemeexpensiveitwillcostyou.Youllfindoneofthebestsubwaysherewithsingleridesstartingatabout$2.5.Youcanalsousetaxis(keepinmindthatblackcabsdonotacceptsmartcards)boatsbusesaswellascommutertrains(市郊火車市郊火車).Toavoidanytroubleyo

4、ucangetyourselfasmartcardperhapsloaditwith$50dollarstocoveryourweeklytravelbudget.LondonWeatherToenjoywarmweatherinLondonplanyourvisitinJulyasitisthehottestmonth.JanuaryisthecoldestmonthinLondon.WhatyoushouldKnowBefeVisi

5、tingLondonUnlikemostcitiesinEuropelifeinLondonisabitmeexpensive.Alsomakesureyouplanaheadsothatyoudontmissoutonthebestticketshotelsoffers.BESTOFLONDONSEALIFELondonAquariumEnjoyaspectacularexperiencewithunderwatercreatures

6、atSEALIFELondonaquarium.Itisperfectfafamilyfunday.TheCocaColaLondonEyeAmajfeatureofLondonsskylinetheTheCocaColaLondonEyeboastssomeofthebestcityviewsfromits32capsules.Youlldefinitelyenjoythebreathtakingexperience.Sherlock

7、HolmesMuseum第3頁共15頁A.ModestuseB.Overuse.C.Underuse.DAdequateuse.26.HowdoestheauthdecreasetousehisphoneA.BychangingthescreenLoblackwhite.B.Bylimitinghisscreentime.C.Byigningthetechcompanies.D.Bylookingafterhisdaughter.27.

8、WhatsthefinalsteptosetthephonetoblackwhiteA.ChooseGeneral.B.ChooseAccessibility.C.ChooseGrayscale.D.ChooseColFilterst.CLessthan5percentofelephantsdiefromcancerresearchersmayhavefinallyfiguredoutwhy.AccdingtoastudyfromThe

9、UniversityofChicagoelephantsproduce“zombiegenes“(僵尸基因僵尸基因)thatcanhelpprotecttheanimalfromcancer.Hereshowitwks:Humansotheranimalscarryonecopyofa“mastertumsuppress“Gene(主腫瘤抑制基因主腫瘤抑制基因).Elephantshave20copies.Scientistsfound

10、thatgenecancausea“zombiegene“tocomebacktolifewithanewpurpose:killingcellsindamagedDNA.Thisisbeneficial.becauseitactsinresponsetogeicmistakeserrsmadewhentheDNAisbeingrepairedsaidVincentLynchanassistantprofessofhumangeicsa

11、ttheUniversityofChicagothestudysleadauthinastatement.“Gettingridofchatcellcanpreventasubsequentcancer.“Scientistssaythegenealsohelpselephantsenjoylonglives.Theylikelyemergedroughly25to30millionyearsagowhensmallsizedances

12、tsofmodernelephantsgrewbiggerLynchsaid.ResearcherswanttoconductmestudiestofindoutexactlyhowthegenesinelephantskilloffcellsindamagedDNA.Thatcouldhelphumans:Studyinghowanimalsbodiesfightoffcancercouldleadtostrategiestotrea

13、tpeople.Anestimated17%ofpeoplewldwidedieofcanceraccdingtothestudypublishedinthejournalCellRepts.“Ifwecanundersthowthesegenomicchanges(基因組變化基因組變化)arecontributingtocancerresistancethenwellbeablelostartchinkingabouthowwetra