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中考英語易錯題考前必刷練習(xí)卷分類匯編:閱讀理解中考英語易錯題考前必刷練習(xí)卷1(含答案)ELEPHANTShaveimpressedusforcenturies.Theyarebig,clever,andkind.Butwhatifsomeonetoldyouthattheymayalsoholdthekeytofightingcancer(癌癥)?Peoplehavebeenwonderingwhyelephantsdonotdevelopcancer,eventhoughtheyhavelifespans(壽命)thataresimilartohumans,livingforaround50to70years.Nowscientistsbelievetheyknowwhy.AteamattheUniversityofChicago,UShasfoundthatelephantscarryalargenumberofgenesthatstoptumors(腫瘤)fromdeveloping.Tobeprecise(exact),theyfound20copiesofananti-tumorgenecalledTP53inelephants.Mostotherspecies,includinghumans,onlycarryonecopy.Accordingtotheresearch,whichwasrecentlypublishedontheonlinesciencenetworkBioRxiv,theextracopiesofthegeneimprovedtheanimal’ssensitivitytoDNAdamage.Thisletsthecellsquicklykillthemselveswhendamagedbeforetheycangoontoformdeadlytumors.“Anincreasedriskofdevelopingcancerhasstoodinthewayoftheevolutionoflargebodysizesinmanyanimals,”studyauthorDr.VincentLynchtoldTheGuardian.Ifeverylivingcell(細(xì)胞)hasthesamechanceofbecomingcancerous,largecreatureswithlonglifespanslikewhalesandelephantsshouldhaveagreaterriskofdevelopingcancerthanhumansandmicedo.Butacrossspecies,theriskofcancerdoesnotshowaconnectionwithbodymass.Thisphenomenon(現(xiàn)象)wasfoundbyOxfordUniversityscientistRichardPetointhe1970sandlaternamed“Peto’sparadox”.Evolutionary(進化的)biologistsbelieveitresultsfromlargeranimalsusingprotectionthatmanysmalleranimalsdonot.Intheelephant’scase,themakingofTP53isnature’swayofkeepingthisspeciesalive.Thestudyalsofoundthatwhenthesamegeneswerebroughttolifeinmice,theyhadthesamecancerresistance(抵抗)aselephants.Thismeansresearcherscouldusethediscoverytodevelopnewtreatmentsthatcanhelpstopcancersfromspreadingorevendevelopinginthefirstplace.“Naturehasalreadyfiguredouthowtopreventcancer,”saidJoshuaSchiffman,anoncologistattheSchoolofMedicine,UniversityofUtah,US.“It’suptoustolearnhowdifferentanimalstackletheproblemsowecanusethosestrategiestopreventcancerinpeople.”1.Whyareelephantsunlikelytodevelopcancer?A.Theyhavealargebodysize.B.TheirgenessuffernoDNAdamage.C.Certaingenesintheirbodykillexistingtumors.D.Theycarrymanygenesthatkeeptumorsfromdeveloping.2.AccordingtoDrVincentLynch,whathasbeenariskintheevolutionoflargeanimals?A.Ariskofdeadlytumors.B.Humanbehavior.C.Extremeweather. D.Cellskillingthemselves.3.Wecanconcludefromthelastthreeparagraphsthat______.A.humansareexpectedtostopcancerinthenearfutureB.dependingonnatureisnotenoughtofightagainstcancerC.thisnewtreatmentismoreeffectivethanthepresentonesD.TheTP53geneshaveprovenusefulinstoppingcancerinmiceDAD中考英語易錯題考前必刷練習(xí)卷2(含答案)Septemberisaroundthecorner,andsomeofusarealreadycomplainingaboutsummer’send.Butparentshaveaspecialreasontodoso.Theendofsummermeansthestartofschool.Andthesedays,planningayoungchild’sscheduleisabigchallenge.Thechallengeisnolongerfindingactivitiestofillachild’sday;itissayingnotothehundredsofchoicesavailable.Ourmailboxisfilledwithbrochuresadvisingustosignourkidsupforclassesfromcookingtomartialarts.Educatorsarethemselvesdiscouragedbythenumberofspecialclassesthatmanychildrenattend.Inthenameof“enrichment,”three-year-oldsnotonlygotopreschoolinthemorningbutstudyFrenchorgymnasticsafterlunch.Oneteachertellsofafour-year-oldaskingforhelpinthetoiletbeforehurryingofftotennis.Anotherteachersaysthatchildrensometimesholdontoheratpickuptime.Whathappenedtounstructuredtime?Agenerousexplanationisthatweenjoygivingchildrenopportunitiesweneverhad.Thetruth,however,isthatmanyparentshavedoubtsabouthowmuchtimetheyspendawayfromtheirfamilies.Andonewaytoreducethisguiltistobelievethattimespentintheseclassesissomehowmorebeneficialtochildrenthanthetimeweknowweshouldbegivingthemourselves.DavidElkind,anexpertonchildren,suggeststhatthe1960sgavebirthtothebeliefthatearlierisbetter.Parentshopethatearlymusiclessons,forexample,willbuildachild’sconfidence.Thetruth,however,isthatanytimechildrenareaskedtodotoomuch,toosoon,theyareatgreaterriskforfeelingsoffailure.Achild’stimedoesnothavetobeplannedtobemeaningful.Rememberthelazydaysofsummer?Somechildrensleeplateandplaywiththekidsacrossthestreetuntilit’stimetocomehomefordinner.However,withthemajorityofmothersworking,fewerchildrenenjoythatsparetimenow.ComeSeptember,childrenacrossthecountrywillfinishafulldayofkindergarten,onlytoattendanafterschoolprogramuntil6P.M.,whenaworkingmomordadcomestotakethemhome.That’stoomuchforafive-yearold.Finances,ofcourse,dolimitsomeparents.Butlet’sbehonestwithourselves-ourownbusyschedules,whatevertheyinvolve,arenoexcuseforburdeningayoungchild’s.1.Theauthorholdsthatit’sachallengetoplanascheduleforachildmainlybecause.A.achild’sscheduleistoofull B.activitiessuitableforkidsarelimitedC.parentshavetoomanychoices D.childrenalwayssaynotoparents’advice2WhatthetwoteacherssayinParagraph2impliesthat.A.childrenlovetostayatschool B.theyarepopularwithchildrenC.childrendislikeafter-schoolclasses D.after-schoolclassesareofpoorquality3Accordingtotheauthor,whatistherealreasonforparentstosendtheirchildrentoafter-schoolclasses?A.Parentswanttomakeupfortheirownregrets.B.After-schoolclassesdevelopchildren’sability.C.Parentshavedoubtabouttheirownabilitytoguidechildren.D.After-schoolclassesgiveparentsanexcuseforbeingabsent.4Whichofthefollowingwilltheauthorprobablyagreewith?A.Forchildren’sbenefits,theearlierthebetter.B.Children’ssparetimeshouldbecarefullydesigned.C.Sparetimeforchildrenisbecomingathingofthepast.D.Parentsshouldbeforgiveniftheyhaveagoodreason.CCDC中考英語易錯題考前必刷練習(xí)卷3(含答案)Immigrants(移民)arealwaysbeingtoldbypoliticianstolearnthelanguage.ButsomepeoplewanttoknowhowlongittakestospeakgoodEnglish.ThereareplentyofpeopleintheUKforwhomevenbasicEnglishisaproblem.Accordingtoacensus(人口普查),726,000peopleinEnglandandWalessaidtheycouldnotspeakEnglishwell,andanother138,000saidtheydidnotspeakitatall.Ling,40,whoarrivedfiveyearsagofromChina,founditdifficulttolearnEnglish."WhenIcamehere,IwaspregnantandsoIwasathomeforthenextthreeyears.IttookmelongertolearnasIwasverybusywiththechildren."Eventuallyshewasabletobegintakingclassesandnowspeaksgoodconversational(傳統(tǒng)的)English.Butevenwithclasses,itcanbealongprocesstopickupthelanguage.Ageisthemostimportantfactorinlanguageacquisition(習(xí)得),saysMilaVulchanova,professoroflinguisticsattheNorwegianUniversityofScienceandTechnology."Thereisasensitiveperiodinlanguagelearning,whichisbiologicallydetermined.Sotheyoungertheimmigrant,thebetter.Sincethisdeclineisonlygradual,teenagersareatanadvantageoveradults,"shesays.ThereareanumberofsystemsforgradingEnglish.Thegovernmentexpectsimmigrantstoreach"ESOLEntry3"or"B1level",alsocalled"Intermediate1"inScotland,beforetheycanbegranted(授予)citizenship.It’sequaltobeingabletoholdaconfidentconversationand,althoughthegovernmentdoesnothaveatargetfigure,itmighttake360hoursofstudytoachieve.GeorgeOsbornesaidinJunefollowingthespendingreviewthatwelfare(福利)claimantswhodon’tspeakEnglishwillhavetheirbenefitscutiftheyfailtoattendlanguagecourses.HuanJapes,deputychiefexecutiveofEnglishUK,atradebodyforlanguagecolleges,saysaruleofthumbis360hours,120hoursforeachofthreestages,togettothestandard(標(biāo)準(zhǔn))thegovernmentexpectsbenefitclaimantstoreach.ButmanyofthepeoplewhoattendcoursesarevisitingstudentsratherthanpeoplesettlingintheUK.Immigrantstendtohavedifferentlevelsofeducation."Using120hours(foreachstageofEnglishfluency)isarathertraditionalapproachtocoursebooklearning,"saysDr.ElaineBoyd,headofEnglishlanguageatTrinityCollegeLondon."Ifsomeoneisreallyhighlyencouraged,theycanlearnreallyquickly.It’scommonforchildrenundertheageof11tobeveryimmersed(浸入)andbefluentinaboutsixmonths."1.TheexampleofLingisgiventoshowthat_______.A.it’sdifficulttolearnEnglishwellB.it’simportanttospeakfluentEnglishC.manyimmigrantsattendEnglishclassesD.manyimmigrantscan’tspeakEnglishinEngland2.WhatdoesMilaVulchanovamainlystress?A.Thefunctionofthesensitiveperiod.B.ThenecessityofworkinghardatEnglish.C.TheadvantageschildrenhaveinlearningEnglish.D.TheimportanceofstartinglearningEnglishearly.3.Theauthordevelopsthepassagemainlyby_______.A.offeringexperts’views B.providingsurveydataC.listingthefactsoflearningEnglishD.givingexamplesofEnglishlearners4.Whatcanbethebesttitleforthepassage?A.WhyEnglishissoimportantforimmigrants?B.WhatcanimmigrantsdotospeakgoodEnglish?C.WhenisthebesttimeforpeopletostudyEnglish?D.HowmanyhoursdoesittaketobefluentinEnglish?ADAD中考英語易錯題考前必刷練習(xí)卷4(含答案)Unlesswespendmoneytospot(認(rèn)出,發(fā)現(xiàn))andpreventasteroids(小行星)now,onemightcrashintoEarthanddestroylifeasweknowit,saysomescientists.Asteroidsarebiggerversionsofthemeteoroids(流星體)thatraceacrossthenightsky.MostorbitthesunfarfromEarthanddon‘tthreatenus.ButtherearealsothousandsofasteroidswhoseorbitsputthemonacollisioncoursewithEarth.But$500millionworthofnewtelescopesrightnow,thenspend$10millionayearforthenext25yearstolocatemostofthespacerocks.Bythetimewespotafatalone,thescientistssay,we‘llhaveawaytochangeitscourse.Isitworthit?Twothingsexpertsconsiderwhenjudginganyriskare(i)Howlikelytheeventis;(2)Howbadtheconsequencesiftheeventoccurs.ExpertsthinkanasteroidbigenoughtodestroylotsoflifemightstrikeEarthonceevery500,000years.Soundsprettyrarebutifonedidfall.Itwouldbetheendoftheworld.“Ifwedon‘ttakecareofthesebidasteroids,they’lltakecareofus,”saysonescientist.“it‘sthatsimple.”Thecure,though,mightbeworsethanthedisease.Dowereallywantfleets(艦隊,車隊)ofnuclearweaponssittingaroundonEarth?“theworldhaslessfearfromdoomsday(毀滅性)rocksthanfromagreatnuclearfleetsetagainstthem.”SaidaNewYorkTimesarticle.1.Whatdoesthepassagesayaboutasteroidsandmeteoroids?A.Theyareheavenlybodiesdifferentincomposition.B.Theyareheavenlybodiessimilarinnature.C.Theyaremoreasteroidsthanmeteoroids.D.Asteroidsaremoremysteriousthanmeteoroids.2.WhatdoscientistssayaboutthecollisionofanasteroidwithEarth?A.Itisveryunlikelybutthedangerexists.B.Suchacollisionmightoccuronceevery25years.C.CollisionsofsmallerasteroidswithEarthoccurmoreoftenthanexpected.D.It‘sstilltooearlytosaywhethersuchacollisionmightoccur.3Wecanconcludefromthepassagethat__A.Whilepushingasteroidsoffcoursenuclearweaponswoulddestroytheworld.B.AsteroidsracingacrossthenightskyarelikelytohitEarthinthenearfuture.C.Theworryaboutasteroidscanbelefttofuturegenerationssinceitisunlikelytohappeninourlifetime.D.WorkablesolutionsstillhavetobefoundtopreventacollisionofasteroidswithEarth.4.Whichofthefollowingbestdescribestheauthor‘stoneinthispassage?A.Optimistic B.Critical(批評的)C.Objective(客觀的)D.Arbitrary(武斷的)BADC中考英語易錯題考前必刷練習(xí)卷5(含答案)Throughouthistory,manywomenhaveshowntheworldhowpowerfultheycanbe.Meetsomeofthemhere.HelenKeller(US)Lived:1880-1968PeopleallovertheworldknowHelenKeller.Shewasarolemodelfordisabledpeople.Kellerbecamedeafandblindwhenshewasababy.Butshedidn’tgiveuponlife.Shelearnedfourforeignlanguages,includingFrench,German,LatinandGreek.Herbook,ThreeDaystoSee,tellsherlifestory.Shealsogavespeechesandtouredtheworldtoaskforgreaterrightsfordisabledpeople.JaneGoodall(UK)Lived:1934-presentAsazoologist,JaneGoodallisfamousfortwothings.Oneisthewayshecarriedoutherstudies.Theotheriswhatshefoundoutaboutnature.Goodalldidn’tdoherstudiesinazoo.ShewenttothewildforestsofAfricatolivetogetherwithchimpanzees(黑猩猩)andwatchthe
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