黑龙江省普通高等学校2025届英语高三上期末调研试题含解析

黑龙江省普通高等学校2025届英语高三上期末调研试题注意事项：1．答题前，考生先将自己的姓名、准考证号填写清楚，将条形码准确粘贴在考生信息条形码粘贴区。2．选择题必须使用2B铅笔填涂；非选择题必须使用0．5毫米黑色字迹的签字笔书写，字体工整、笔迹清楚。3．请按照题号顺序在各题目的答题区域内作答，超出答题区域书写的答案无效；在草稿纸、试题卷上答题无效。4．保持卡面清洁，不要折叠，不要弄破、弄皱，不准使用涂改液、修正带、刮纸刀。第一部分（共20小题，每小题1.5分，满分30分）1．WhatdoesPM2.5mean？It'saprofessional_____________indicatingtheconditionofairpollution.A．number B．markC．term D．item2．Thecountry’schiefexportsarecoal,carsandcottongoods,cars_____themostimportantofthese.A．havebeenB．areC．beingD．arebeing3．Wewerescaredtodeathwhenthefire______.Fortunately,itwasputoutbeforeitcausedmuchdamage.A．brokeout​​ B．cameoutC．gaveout​​ D．turnedout4．—Iforgottoregisterforthecourses.I’monedaylateandmostoftheclassesarefull.WhatshallIdo?—________Youcan’tdoanythingaboutthat.A．Takeyourtime. B．Pooryou!C．Sowhat? D．Noway!5．Nostudent________gooutofschooltohavelunchwithoutpermissionoftheheadteacher.A．might B．mustC．shall D．could6．—Wherecanweparkcar?—Don’tworry.There’ssuretobeparkinglotnearby.A．the;the B．the;aC．不填;a D．不填;the7．Thedifferencesthechildren’sachievementscannotbecompletelyexplained________theirsocialbackgrounds.A．infrontof B．incaseofC．inneedof D．inchargeof8．Thegovernmentofficialsmettheworkersandengineersworkingonthestadium,most____weremigrantworkers．A．ofwhich B．ofwho C．ofwhom D．ofthem9．Theywillrunanafter-classclub__________kidscanhavefunandlearnhowtoprotectthemselves.A．that B．when C．where D．what10．Mr.Johnsonhasbeenchosenasthemanagerofthesalesdepartment.___________hewassoexcitedthismorning.A．Nochance B．NowayC．Notpossible D．Nowonder11．_____________equalopportunities,bothFrankandBillymayaccomplishthetask.A．Given B．GivingC．Togive D．tobegiven12．Goodnews!Wedidn’tspendwehadexpected.A．ashalfmuchmoneyas B．muchmoneyashalfasC．asmuchmoneyashalf D．halfasmuchmoneyas13．––Isthisteagoodcoldaswell?––______withice,thisteaisespeciallydelicious.A．ServedB．ServingC．HavingservedD．Tobeserved14．________enoughmoney,theyoungmanwasunabletobuyhisgirlfriendexpensivejewelry.A．Nottosave B．NotsavingC．Nothavingsaved D．Notsaved15．ThatWasthefirsttimeshealoneathomeduringtheweekends，boredtodeath．A．hasleftB．hasbeenleftC．hadleftD．hadbeenleft16．Whatsurprisedusmostisthathedoesn’tknow________thedifferencesbetweenthetwobookslie.A．thatB．whatC．whichD．where17．Lifethelike________ocean;Only________strong-willedcanreachtheothershore.A．an;the B．the;aC．the;/ D．/;a18．WolfWarrior2,which________the“AwardforBestVisualEffects”attheBeijingFilmFestival,indicatesChina'sfilmindustryhascomeofage.A．winsB．wonC．haswonD．hadwon19．—Ken,________,butthemusicyouareenjoyingistooloud.—Oh,I’mterriblysorry.I’llturnitdownonthespot.A．IamreallytiredofthisB．IneedyourhelpC．I’dliketotalkwithyouD．Ihatetosaythis20．_____workingability，youarenoworsethantheothers，itisjustyouwhodon’tputyourheartinyourwork．A．Infavorof B．Inhonorof C．Intermsof D．Incaseof第二部分阅读理解（满分40分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。21．（6分）Whenwasthelasttimeyouusedplasticplates?Nexttime,whynottrysomeedibleones?You’llhelptheenvironmentandyourguestswon’tgohungry.“Iusedtoworkinschoolcateringandsawalotofmoneybeingthrownaway.Ithoughtthatwascriminal,soIdecidedtodosomethingaboutit,”saidItalianschoolchefTizianoVicentini.Now,Vicentinihasanamazingrangeofedibleplatesforschools.Theplatesaremadeoutofbreaddough,soyoucaneatthemafterwards.“Thesedishescostafewpennieseachandareeithereatenbythekids,orgointorecyclingbinsforanimalfood,”explainedVicentini,50,ofMilan.Butnowothercompaniesaredevelopingedibleplates,too.TheEdiblePlateCompanyoffersedibleplates,bowls,traysandcups.Theirproductsareenvironmentally-friendly,100%biodegradableandcanbeusedforalltypesofcateringandhomeuse.Andthey’remadefromanaturalplant.Afteruse,theycanbefedtoanimalsorlefttodegradenaturally.Theyalsohavearangeofcutlery(餐具）madefromcornandpotatostarch(淀粉).Theseplateswillalsohelpreducetheamountofplasticwecreate.Wastefromplasticcausesdamagetotheenvironment,costinggovernmentsmillionsinwastemanagement.Plasticbagsoftenendupinlandfillsites.Andtheburningofplasticwastecausestoxicgasesthatpollutetheair.Inresponsetothis,governmentsaroundtheworldareintroducingtoughrecyclingregulations.Andmanyshopsareofferingbiodegradableplasticbagsandeco-safepackagingontheirproducts.Tohelpmatters,theInternationalOrganizationforStandardization(theISO)hasalsodevelopedasystemtoevaluatethebiodegradabilityofproducts,withacertificationandlogoscheme.Meanwhile,howaboutaniceplateforlunch?1、Whichofthefollowingisnottheadvantageofedibleplates?A．Theyareexpensive. B．Theycandegradenaturally.C．Theyareenvironmentally-friendly. D．Theyaremadefromnaturalplant.2、Whichofthefollowingstatementsistrue?A．TizianoisfromGermany.B．Edibleplatesareonlyusedforschoolcatering,C．Cornandpotatostarchcanbeusedtomakecutlery.D．TheEdiblePlateCompanydoesn’tproduceediblebowls.3、Whatdoestheunderlinedword“this”referto?A．Theairpollution.B．Theediblecutlery.C．Thetoxicgasescausedbytheburningofplastic.D．Thedamagetotheenvironmentcausedbyplasticwaste.4、Whatisthemainideaofthispassage?A．Themeasurestostopthepollution.B．Thewaystoreducetheplasticwaste.C．Howtomakeedibleplatesfromnaturalplants.D．Theplatesolutiontoeatingandenvironmentalproblem.22．（8分）阅读理解Onthefirstdayofschoolourprofessorintroducedhimselfandchallengedustogettoknowsomeonewedidn'tknow.Ilookedroundwhenagentlehandtouchedmyshoulder.Iturnedaroundtofindawrinkled,littleoldladywithasmile.Shesaid,“Hi,handsome.MynameisRose.I'meighty­sevenyearsold.CanIgiveyouahug？”Ilaughedandenthusiasticallyresponded,“Ofcourseyoumay！”Shegavemeagiantsqueeze.“Whyareyouincollegeatsuchayoung，innocentage？”Iasked.“IalwaysdreamedofhavingacollegeeducationandnowI'mgettingone！”shetoldme.AfterclasswewalkedtotheStudentUnionbuildingandsharedachocolatemilkshake.Webecameinstantfriends.Everydayofthenextthreemonthswewouldleaveclasstogetherandtalknon­stop.Iwasalwayslisteningtothis“timemachine”asshesharedherwisdomandexperiencewithme.Overthecourseoftheyear,Rosebecameacampusicon(偶像)andsheeasilymadefriendswherevershewent.AttheendofthesemesterweinvitedRosetospeakatourfootballdinner.I'llneverforgetwhatshetaughtus.“Wedonotstopplayingbecauseweareold;wegrowoldbecausewestopplaying.Thereisahugedifferencebetweengrowingolderandgrowingup.Anybodycangrowolder.Thatdoesn'ttakeanytalentorability.Theideaistogrowupbyalwaysfindingopportunitiesinchange.Havenoregrets.Theelderlyusuallydon'thaveregretsforwhatwedid,butratherforthingswedidnotdo.Theonlypeoplewhofeardeatharethosewithregrets.”Sheconcludedherspeechbycourageouslysinging“TheRose”．Shechallengedeachofustostudythelyrics(歌词)andlivethemoutinourdailylife.Attheyear'sendshefinishedthecollegedegreeshehadbegunallthoseyears.OneweekaftergraduationRosediedpeacefullyinhersleep.1、Whathappenedtotheauthoronthefirstdayofschool?A．Hegottoknowanoldprofessor.B．Hemadetheacquaintanceofanoldlady.C．HejoinedtheStudentUnion.D．Hehadtoshareamilkshakewithothers.2、FromtheunderlinedsentenceinParagraph1,wecanfindouttheauthor's________.A．concernaboutageB．respectfortheoldC．curiosityabouttheladyD．complaintabouteducation3、Intheauthor'seyes，________.A．RosewasinnocentandgenerousB．RosewaswiseandskilledC．Rosewastalentedandhard­workingD．Rosewascourageousandherwordswereinspiring4、WhichsayingmightRosepossiblysupport________.A．Oneisnevertoooldtolearn.B．Afriendinneedisafriendindeed.C．Romewasn'tbuiltinaday.D．Itisnousecryingoverspiltmilk.23．（8分）Itseemsthatelectronicdevicesjustkeepgettingsmaller.ScientistsintheUnitedStateshaveannouncedthecreationofthefirsttransistorwithonlytwodimensions（二维）.Atransistorisasmallelectronicdevicethattransfersorcarrieselectroniccurrent.Scientistshopethesenew2Dtransistorswillbeusedforbuildinghigh-resolution（高分辨率）displaysthatneedverylittleenergy.Twogroupsofscientistscreatedthese2Dtransistors.Theyreportthatthetransistorsareonlyafewatomsthick.Usuallytransistorsaremadewiththeelementsilicon（硅）.Computerprocessors,memorychips,TVscreensandotherelectronicdevicescontainbillionsofsilicon-basedtransistors.Buttheseverysmallelectricalpartshavecertainlimitations.DimitrisIoannouisanelectricalengineeringprofessoratGeorgeMasonUniversity.Hesaysthetraditionaltransistorhasbeenimprovedasmuchasitcanbe.Headdsthatresearchershavebeenlookingfornewmaterialswithspecialfeaturesandtheywanttransistorstobeseenthroughandsoft.“Ifthelayersareverythin,thetransistorcanbecomeflexible,soitdoesn'thavetoberigid（坚硬的）,likeitwouldbeinasiliconchip.Sopeoplecanthinkofapplicationslikewearableelectronics,televisionscreensandotherthings,”saidIoannou.Thesenewtransistorscanalsocarryhighercurrent.Theyalsocanmovethecurrentmuchfasterthantraditionaltransistors.Thisisimportantforhigh-definitionscreens.DimitrisIoannousaysthescientificsuccesscouldproveveryusefulinthefuture."Now,howgoodandhowusefulitwillbe,it'sstillinthestageofresearch,butitcertainlyisanadvance,"saidIoannou.1、WhichofthefollowingstatementsaboutthenewlycreatedtransistorisTRUE?A．Theyareexpectedtobeusedinhigh-resolutiondisplays.B．Thetransistorsaremadewiththeelementsilicon.C．Theyarerigid,justliketraditionaltransistors.D．Theyhavealreadybeenputintoactualuse.2、WhatdoestheunderlinedsentenceinParagraph5mean?A．Thetraditionaltransistorshavebeenchangedintotwo-dimensionalones.B．Manyofthetraditionaltransistorshavebeenimprovedovertheyears.C．Thetraditionaltransistorhasbeendevelopedtoitsfullest.D．Thetraditionaltransistorhasbeendevelopedquitewell.3、WhatisDimitrisIoannou'sattitudetowardsthecreationofthenewtransistors?A．Negative.B．Neutral.C．Indifferent.D．Positive.24．（8分）Whenoldpeoplelivewithchildrenandotherrelativestherelationshipisnotalwaysahappyone.Evenoldparentsandadultchildrenwholiveseparatelycanhavedifficulties.Herethegenerationgapbecomesmostvisibleastheneedsandinterestsofthemiddle-agedandolddiverge.Somemiddle-agedchildrenaresoannoyedbythedemandsoftheirparentsthattheymakesuchcommentsas“Whydon’ttheoldfoolsdie?”Althoughsuchuglycommentsexist,asurveyconductedbytheAmericanAssociationofRetiredPersonsreflectsapositiveattitudebyAmericanpopulationtowardstheold.Thatsurveyshowedthat69%adultchildrenhaveweeklycontactwiththeirmothersand20%havedailycontactwiththeirmothers.Othersurveyshaveshownthat40%ofadultshaveface-tofacecontactwiththeirparentsonceaweek.The2014NationalSurveyofFamilyandHousehold(NSFH)showedthat78%ofadultsviewtheirrelationshipwiththeirmotherandfatherasexcellent.Only0.03%ofthosesurveyedviewedthatrelationshipas“bad”.Theremainderswereambivalentintheirperceptionoftheirparents.ThisfindingisconfirmedbymucholderstudiesofthesamephenomenonalsoconductedbytheNationalSurveyofFamiliesandHouseholds.Ofthosesurveyed,66%contactedtheirparentsonceaweekormoreandonly10%didnotcontacttheirparentsatall.Inpart,thisisaproductofthedistanceatwhichadultchildrenlivefromtheirparents.The2014surveyshowedthat67%ofadultchildrenlivewithin100milesoftheirparentsandthat38%livewithintenmilesoftheirparents.However,afull20%ofthosesurveyedlive1,000milesormoreawayfromtheirparents.1、Accordingtothepassage,therelationshipbetweenmostAmericanoldpeopleandtheiradultchildrenis______.A．terribleanddistant B．annoyinganddifficultC．greatandclose D．neithergoodnorbad2、Whichofthefollowingisclosestinmeaningtotheunderlinedword“diverge”inparagraph1?A．differ B．meet C．exist D．transfer3、Fromthepassage,welearnthat______.A．generationgapbecomesinvisibleifoldparentsandadultchildrenliveseparatelyB．relationshipbetweenparentsandchildrenhasbecomemuchbetterthanbeforeC．someoldparentswouldratherdiebecausetheirchildrenareannoyedatthemD．livingfarawaymayleadtopeople’slessornocontactwiththeirparents25．（10分）WhenIbeganplanningtomovetoAucklandtostudy,mymotherwasalittleworriedabouttheuncertaintyoflivinginaplacethatwassodifferentfromIndia,wherewelived.Sheworriedparticularlyaboutthelackofjobs,theculturaldifferencesandthechancethatIwouldfaceracism.Despitetheseworries,cametoNewZealandinJuly2014.Ihavefoundtheplaceandpeopleveryniceandsupportive.SoonafterIarrived,realizedtheimportanceofgettingajobtosupplymylivingexpenses.Determinedtodothisonmyown,Ispentawholedaygoingfromdoortodooraskingforajob.However,Ireceivedlittleornoresponse.Thisbecamemyroutineeverydayaftercollegeforafewweeks.Oneafternoon,Iwalkedintoabuildingtoaskiftherewereanyjobopportunities.Thepeopletherewereverysurprised,andadvisedmenottocontinuemyjobsearchinthatmanner.AsIwasabouttoleave,aclerkinthebuilding,whohadbeenlisteningtowhattheothershadsaid,approachedmeandaskedifIwouldwaitoutside.Fifteenminuteslater,hereturned.Heaskedmewhatmyplanswereandencouragedmetostayconfident.HethenofferedtotakemetotheRoyalOakareatosearchforajob.Iwasalittlesurprised,buthadagoodfeelingabouthim,soIwentalong.Alongtheway,IrealizedthatIhadrunoutofcopiesofmyresume（简历）.Themanstoppedathisbusinesspartner’sofficetomakeme15extracopies.Healsogavemetipsondressingandspeaking,andaddedthatIshouldgivehimacallifIeverneededanything.Ihandedoutmyresumesandwenthomefeelingverysatisfied.Thefollowingday,IreceivedacallfromastoreinRoyalOakofferingmeajob.Itseemsthattheworldalwaysgivesbacktoyouwhenyouneedit.Andthistime,itwasacompletestrangerwhoturnedouttobearealblessing.1、Whatwasn’ttheauthor’smotherworriedabout?A．Peoplemightlookdownontheauthor.B．Theauthorcouldn’tspeakthelocallanguage.C．Theauthorwasn’tfamiliarwithlocalcustoms.D．Itmightbedifficultfortheauthortofindajob.2、AfterstayinginNewZealandforashorttime,theauthor.A．decidedtogobacktohisowncountryB．feltthelocalpeoplewerenotveryfriendlyC．hadtofindajobtocoverhislivingexpensesD．wantedtogetajobthatneededpracticalskills3、Whentheauthorwentintoabuildingtolookforajob,.A．aclerkgavehimencouragementandadviceB．hewasconfidentthathewouldfindagoodoneC．hefoundmanycollegestudentslikehimalreadythereD．aclerkrecommendedhimtothecompanyheworkedfor4、Whatisthestorymainlyabout?A．Howastrangerofferedtheauthorajob.B．Howastrangerturnedouttobearealblessing.C．Howtheauthoradaptedhimselftoanewsituation.D．Howtheauthorwashelpedtogetajobbyastranger.第三部分语言知识运用（共两节）第一节（每小题1.5分，满分30分）阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项．26．（30分）Thereisanoldproverb“Thewritercreateshalfthetext;thereadercreatestheotherhalf”.Thestatementisquiteaptandverycleartoclarifythefactthat1isveryimportantaspectofeducation.Conversation,experience,readingandobservationarethewaysbywhichanindividual2Andsoitisclearthatprocessoflearningis3withoutreading.Averysuitableexamplefittinginthiscontextisfromourevolution.Wehave4differentages,fromStoneAgetoIronAgeandfromirontospaceage,justbyreadingthehand5articlesofourownancestorsandlearning6theirmistakes.Whenwe7thepagesofdictionaryorsearchforaliteraldefinitionof“Reading”,wewillfindthatitactuallyisawayofwordsattainmentforactivecommunication,andfor8ideasandinformation.Itisalsoa9ofcomplicatedinteractionbetweenthetranscriptandthe10Thereadingprocessobligesconstantpractices,progress,andimprovement.Readingandeducationisnotjustgoingthroughthetext;itisactuallyaskill,talentoranexpertise.Itismeasuredby11parameterslikephonics,vocabulary,fluencyandcomprehension.Althoughthereareanumberof12andtechniquesinreading,therearethreetoolsbywhichonecanimprovereadingand13skills.Let’sfindthethree:Skimming:Itisaskillbywhichreadersgatherthemostpriorinformation.Inthisprocessonehastoonlygothroughthetext,grasping14information.Understandingdoesnotactually15here.Readingmorningnewspaperisthe16ofthisskill.Scanning:Itisusedtolocateormindaparticularpieceofinformation.Thereaderinthisprocessismoreconscious17hereisalsonotsovital.Onecangojustreadingandnotingtheimportantinformationwhichhe/sheare18Goingthroughthetravelticketisthebestexampleofthisprocess.IntensiveReading:Asthenamesuggest,thisskill19thoroughreading.Understandingisalsooneofitsimportantaspects.Itrequiresaconcentrationfromthepartofreaders.Goingthrougheducationalnoteorpropertypapersaretheexampleof20reading.1、A．listening B．respecting C．reading D．speaking2、A．practices B．remembers C．grows D．learns3、A．incomplete B．useless C．incorrect D．inconvenient4、A．passed B．repeated C．moved D．saw5、A．spoken B．written C．bought D．shown6、A．in B．from C．at D．on7、A．goon B．gothrough C．goabout D．goafter8、A．sharing B．arguing C．enjoying D．collecting9、A．thought B．relief C．process D．topic10、A．buyer B．waiter C．writer D．reader11、A．different B．difficult C．reliable D．classic12、A．ideas B．marks C．copies D．tools13、A．occupation B．measure C．comprehension D．education14、A．political B．personal C．important D．interesting15、A．differ B．matter C．work D．occur16、A．explanation B．example C．moment D．idiom17、A．Research B．Understanding C．Information D．Survey18、A．glancingat B．speakingof C．lookingafter D．Searchingfor19、A．requires B．meets C．replaces D．attracts20、A．creative B．active C．native D．Intensive第二节（每小题1.5分，满分15分）阅读下面材料，在空白处填入1个适当的单词或括号内单词的正确形式。27．（15分）Directions:Afterreadingthepassagebelow,fillintheblankstomakethepassagecoherentandgrammaticallycorrect.Fortheblankswithagivenword,fillineachblankwiththeproperformofthegivenword;fortheotherblanks,useonewordthatbestfitseachblank.Iwaseighteen,summerfading,whenmyparentsdrovemetomyuniversityapartment.Itwasmyfirstapartment.1．(walk)myparentssolemnlybacktotheircar,Inoticedthatmymotherhadtearsinhereyes.I2．(struggle)toholdbackmyown.Suchastrongwomanwasshe3．itwasraretoseesuchashowofemotion.Atthetime,Iwasrathersurprised.Beingtheyoungestoffivechildren,Ithoughtthatmyparentswereaccustomedto4．(let)go.Butmaybeit’ssomethingthatnevergetsanyeasier,5．manypracticeswingsyouget.Asmyparentsdroveoff,Irealizedthattheywouldreturntoanemptyhome,6．alloftheirchildrenleavingtopursuedreamsandlivesoftheirown.Theirnest,fullofloveandjoyforsolong,wasnowempty.Relishing(憧憬)mynew-foundfreedom,Iconcentratedonmycollegelife.Myparentsdidtheirbesttogivemespacetolearnandgrow,evenifIneglectedtocallorvisit.Itwasatimeof“firsts,”andatasteoffirst“lasts.”IhaverecentlybeenplayingTravelFrog,amobilegamethathasmeemotionally7．(influence).Inthegameyougatherresources,sendyourfrogonhisadventuresandyourpayoffis,*drumrollplease*...postcards.That’sright,postcards.Ithoughtitwasasilly,overly-simplisticgameatfirst,butthenitstartedtobringbackmemoriesfromlongago.Whilethegamelacksthenarrativedetailortheinteractivityofothergames,youhavealesson8．(learn)fromyouritinerant(四处奔波的)“FrogSon”.Youdonotcontrolwhenhesetsoffonhisadventures,9．canyoubesurethatyourhardworkwilllandyouacoveted(梦寐以求的)postcard.Thisgame,however,hasemotionallyaffectedmanyplayers.They10．(remind)oftheirparentswhorestlesslyawaittheirreturnhome,theirfamiliarvoices,theirlove.Parentssacrificealargepartofthemselvesfortheirchildren.Itisasacrificethatcanonlybepaidbackwithlove.第四部分写作（共两节）第一节短文改错（满分10分）28．（10分）假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。删除：把多余的词用斜线（\）划掉。修改：在错的词下画一横线，并在该词下面写出修改后的词。注意：1、每处错误及其修改均仅限一词；2、只允许修改10处，多者（从第11处起）不计分。LastSaturday,Mumgavemetwoticketsforafilm、Althoughshewastoobusytogowithme,shetoldmetoselltheextraticketifpossibly、AtthegateofthecinemaImetahandsomeyoungmanwhowasofferedtohavethem,buthehadonlyan100-yuannote、Heaskedmetowaitawhileforhimchangeitinthecinema’sstore、Withoutmuchthinking,Iagreed、HewalkedsofastthatIcouldhardkeepupforhim、Soonhedisappeared、Istoodtherewithoutknowinghowtodo、SuddenlyIrealizedthehandsomeyoungfellowhascheatedme、Hehadsavedmoney,butlosthishonor、第二节书面表达（满分25分）29．（25分）假设你是李华，你作为交换生正在英国学习，你所在城市博物馆正在展出来自中国的文物(relics)因而需要招聘懂一定中国文化的自愿者作为讲解员，需要写一封信给博物馆申请做一名讲解员。要点如下:1.写信目的。2.个人能力优势。3.能做的事情。注意:1.词数100左右2.可以适当增加细节，以使行文连贯。3.开头结尾已为你写好，不计入词数。DearSirorMedam,MynameisLiHua.__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yours,LiHua

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、C2、C3、A4、B5、C6、B7、A8、C9、C10、D11、A12、D13、A14、C15、D16、D17、A18、B19、D20、C第二部分阅读理解（满分40分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。21、1、A2、C3、D4、D22、Everyday,peoplecomeintocontactwiththousandsofchemicals.Thesechemicalsaresaidtobeharmlesstohumanhealth.Infact，thechemicalsareconsideredsosafethatwewashwiththem.Weputthemonourbodiesandevenourfaces.Otherchemicalproductsareusedthroughoutourhomes.Bythetimeyouwalkoutofyourfrontdoor,youhavealreadybeenexposedtothousandsofchemicals.Onitsown,eachchemicalseemsharmless.Butincombinationwithotherchemicals,theymaybecomedeadly.Thatisthefindingofatwo-yearstudybyahigh-profiletaskforceofscientists.Thetaskforcewastoldtoinvestigatethecancer-causingpossibilityofchemicalmixtures.LindaGulliverwasoneof174scientistsonthetaskforce.Theirjobwastostudythecancer-causingpotentialof85chemicals.All85aresaidtobecommonintheenvironment.Ms.Gulliverexplainsthatchemicalshavethepotentialorytoformdangerousmixtures.Evensimplemineralscanbecomedangerouswhenmixedwithchemicalsfoundinplasticsorbeautyproducts.Workingingroups,thescientistsexploredhowdifferentchemicalmixturescouldleadtocancer.Ms.Gulliver’steamlookedattheabilityofdifferentcombinationstosupportthein-creaseofmalignant(恶性的)humancells.Shesaysthecurrentwaytoidentifywhether