2025屆吳忠高級中學(xué)高三下學(xué)期一模考試英語試題含解析

2025屆吳忠高級中學(xué)高三下學(xué)期一?？荚囉⒄Z試題注意事項：1．答卷前，考生務(wù)必將自己的姓名、準考證號填寫在答題卡上。2．回答選擇題時，選出每小題答案后，用鉛筆把答題卡上對應(yīng)題目的答案標號涂黑，如需改動，用橡皮擦干凈后，再選涂其它答案標號?；卮鸱沁x擇題時，將答案寫在答題卡上，寫在本試卷上無效。3．考試結(jié)束后，將本試卷和答題卡一并交回。第一部分（共20小題，每小題1.5分，滿分30分）1．Iwasgoingtopaybycashwhenitsuddenlyoccurredtome_________Ihadleftmypurseathome.A．whether B．whatC．that D．where2．.JennywassadoverthelossofthephotossheshotinCanada,_________thiswasamemorysheespeciallytreasured.A．if B．when C．a(chǎn)s D．where3．We’dbetterdiscusseverything______beforeweworkouttheplan.A．indetail B．ingeneral C．onpurpose D．ontime4．Comparisonmaymakesomethingappearmorebeautifulthanitiswhen_____alone．A．seen B．seeing C．see D．tosee5．Amongthecrisesthatfacehumans________thelackofnaturalresources.A．is B．a(chǎn)re C．isthere D．a(chǎn)rethere6．---_____shouldwelookdownuponthepoor.---I’mwithyouonthat.A．Byallmeans B．Byanymeans C．Bymeansof D．Bynomeans7．Thekitchenisoftenthebusiestroominahousehold,soit’simportanttomakesureitwell.A．smoothes B．functions C．pays D．measures8．一Wouldyoubesokindastotakethisheavyboxupstairsforme?一A．It'smypleasure．B．Helpyourself．C．Sure，withpleasure．D．Takeyourtime．9．Insomecountries,peopleeatwithchopsticks,whilein________,knivesandforks.A．a(chǎn)nother B．otherC．others D．theother10．Wherehaveyoubeen?—I_______intheheavytraffic.OtherwiseI_______hereearlier.A．havegotstuck;wouldhavecome B．gotstuck;wasC．gotstuck;wouldhavecome D．hadstuck;wouldcome11．Musictreatmentinvolvesaspecialistplayinganinstrumentorsing________thepatient’smood.A．bymeansof B．withregardtoC．inresponseto D．onaccountof12．______hislove,Chrissenthismomathank-younoteonMother’sDay.A．ExpressingB．ExpressedC．ToexpressD．Havingexpressed13．Thehigh-anxietyfocusonreadingscoremayhavenarrowedstudent________toknowledgeabouttheworldthatcanimprovetheirreading.A．idea B．a(chǎn)id C．belief D．a(chǎn)ccess14．It’sdifficultforustolearnalessoninlife________we’veactuallyhadthatlesson.A．whileB．sinceC．untilD．when15．---WhatdoesPM2.5mean？---It'saprofessional_____________indicatingtheconditionofairpollution.A．number B．markC．term D．item16．Withthedevelopmentofscience,morenewtechnology______tothefieldsofIT.A．hasintroduced B．isbeingintroducedC．isintroduced D．wasintroduced17．______metomorrowandI’llletyouknowthelabresult.A．Calling B．Call C．Tocall D．Havingcalled18．—HelenisgoingtoManchesterforfurthereducationnextmonth.—I’m______becauseIhavetostayathomeandwork.A．greenwithenvyB．whiteasasheetC．tickledpinkD．blackandblue19．Thisisaveryinterestingbook.I’llbuyit,________.A．howevermuchitmaycost B．nomatterhowitmaycostC．howmuchmayitcost D．howevermanyitmaycost20．Icouldnot________mytearswhenIsawthepictureofmyfatherworkingatthequakezone.A．bringInB．turnupC．takeoffD．holdback第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個選項中，選出最佳選項。21．（6分）Foraslongaswe’veknownaboutit,humanshavesearchedforacureforcancer.Acrosstheworld,countlessamountsoftimeandmoneyhavebeenspentonresearchingawaytostopthisterribledisease.Butnow,itseemsliketheanswercouldhavebeeninsideourownbodiesthewholetime.Recently,theFoodandDrugAdministration(FDA)intheUS,agovernmentagencythat’sresponsibleforhealthcare,approvedanewformofgenetherapy(療法)thatcouldmeantheendofacertaintypeofcancer.Thetherapyallowsscientiststo“train”theimmune(有免疫力的)cellsofsickpatientstofightleukemia(白血病)—aformofbloodcancerthatmostlyaffectsyoungpeople.Theexcitingnewtreatmentworksbyremovinghealthyimmunecellsfromthepatient,knownasT-cells,whicharethenchangedtobeableto“huntdown”cancercells.Thecellsarethenputbackintothepatientbeforetheybegintogetridofthepatient’sleukemiaovertime,similartohowthebodyfightsoffotherillnesses.“Thisistrulyanexcitingnewdayforcancerpatients,”LouisJ.DeGennaro,presidentoftheLeukemiaandLymphomaSociety,saidinanewsrelease.Upuntilnow,alongandpainfulmarrowtransplant(骨髓移植)wastheonlyoptionformanyleukemiapatients.Inthisprocedure,healthybloodcellsaretakenfromadonatorandplacedintothesickpatient,whoalsohastogothroughchemotherapy(化療)toallowtheirbodytoadjusttothenewcells.Butwitharecoveryrateofaround3%—accordingtoanewsreleasepublishedbytheFDA—it’shopedthatthedaysofpainfultripstothehospital,orevendeath,areoverforleukemiasufferers.“We’reenteringanewfrontierinmedicalinnovation(創(chuàng)新)withtheabilitytoreprogramapatient’sowncellstoattackadeadlycancer,”FDArepresentativeScottGottliebsaidintherelease.“Newtechnologiessuchasgeneandcelltherapiesholdthepotentialtotransformmedicineandourabilitytotreatandevencuremanyincurableillnesses.”1、Whatistheauthor’smainpurposeinwritingthepassage?A．Tocomparedifferentwaysofcuringleukemia.B．Toreportonabreakthroughincancertreatment.C．Toexplorethepotentialofgeneandcelltherapies.D．Toshowscientists’effortsinsearchofacureforcancer.2、Howdoesthenewtreatmenttofightleukemiawork?A．ByusingchangedT-cellstodestroycancercells.B．Byreplacingsickbloodcellswithhealthyones.C．Byremovingsickbloodcellsduringmarrowtransplant.D．Byusingchemotherapytoimprovethepatient’simmunesystem.3、Whatcanbeinferredaboutthenewtherapyforleukemiasufferers?A．Itcansavethemmanymoretripstothehospital.B．Itcanimprovetheirabilitytofightoffallkindsofcancer.C．Itcangivethemabetterchanceofsurvivalandrecovery.D．Itcanreducetheirpainintheprocessofmarrowtransplant.4、WhatisScottGottlieb’sattitudetowardgeneandcelltherapies?A．Doubtful. B．Optimistic. C．Worried. D．Casual.22．（8分）Imaginethatyou’rethecreatorandshowrunnerofthenewestcomedyshowontelevision.Onlyitisn’tsopopularyet,andyourliveStudioaudienceisn’tgivingyouthebiglaughstheshowdeserves.Doyoufilmtheshowalloveragain,hopingthatthistimetheaudiencewilllaugh?Oristhereanotheroptionformakingajokesoundfunnierthanitwasreceived?Sweeten(改善)thesoundbyaddingalaughtrack!“Sweetening,”ortheadditionofsoundeffectssuchaslaughs,screams,andotheraudience-producednoisestotheaudiotrackofaTVshow,hasbeenusedsincethe1940stoproducetheappearance,orratherthesound,ofanengagedandentertainedresponsetoashow’scomedy.Laughtrackscameintoexistenceasnotonlyasolution,andsometimesreplacement,foranunengagedliveaudiencebutalsoasawaytoengageanat-homeaudienceintoamore-traditional,public,andtheaterlikeexperience.Addingalaughtracktoatelevisionshowmakestheviewersathomefeelmuchlesslikethey’resittingonacouchstaringatthetelevisionscreenandmuchmorelikethey’reinaroomfulloflaughinghappypeopletovaryingdegreesofsuccess.Thoughtheartofsweeteninghasrisenandfalleninpopularityoverthepast60years,creditforitscreationandcontinueduseisowedtolaugh-trackpioneerandsoundengineerCharlesDouglass.Douglasswasthefirsttodevelop,in1953,amachineforproducing“cannedlaughter”,accessibleatthepushofabuttonorpullofalever(操縱桿).Despitebeingartificial,sensiblyeditedlaughtracksarefoundbytelevisionstudiostobringaboutapositiveaudienceresponse,astheiruseisusuallyaccompaniedbyhigherratingsandincreasedaudiencememory.Thoughsometelevisionaudiencesmaydisagreewiththevalueofthelaughtrack,thecheerfulandrepetitivesoundholdsapermanentplaceinthehistoryandfutureoftelevisioncomedy.1、Theauthorusesthefirstparagraphto.A．introducethetopic“sweetening”B．seeksolutionsfortheproblemC．pointoutawayofmakingcomediesD．a(chǎn)rousereaders’interestincomedies2、Whateffectdoesalaughtrackproduce?A．Thecreationofashow.B．Funniersoundinashow,C．MoreengagedliveaudienceD．CommunicationamongTVviewers.3、What’stheauthor’sattitudetowardstheuseofthelaughtrack?A．Doubtful.B．Positive.C．Neutral(中立的).D．Uncertain,4、Whatdoesthepassagemainlytalkabout?A．Thereasonforusinglaughtracks.B．Thebriefhistoryoflaughtracks.C．ThedevelopmentofTVcomedies.D．Thewaytoimprovetelevisionshows.23．（8分）AwaywithwordsThetelegraph,anonlinenewsservice,hasteamedupwithSaga,whichprovidesproductsandservicesonlyfortheover50s,toholdanewcompetitiontofindthebesttravelwriter.ThreeluckywinnerswillwinamasterclasswithtwotopTelegraphtravelwritersbeforetravellingtheworldwithSagaononeofthreeholidaysofgreatcomfortandpleasure.Toenter,allyouneedtodoistellussomethingmysteriousandwonderfulabouttheworldoftravel—afavoritememory,ahumoroustale,anunforgettableoccasionorasightworthwritingabout.WhatwearelookingforYoumustbeabletoreadnotonlythosesignsthathelpyoufindyourwayaroundbuttheonesthattellyouhowthelocalstick.Youmust,inthewordsofPaulTheroux,anAmericantravelwriter,“descibeexactlywhatyouseeandgiveitlifewithyourimgaination”.Inthiscompetition,youcandothatinanythingfrom150wordsto500,buttheyshouldbeyourwords,andfreshones.Wedoexpectyounottohidethetruthorthefactsaboutyourexperience.Beyondthat,youcanmakethemostofthefreedomtravelwritinggivesyou.You’llbeeditoraswellaswriter,soensurethoseeyesareequallyfreshwhenyoucheckandrecheckwhatyou’vewritten.Wewillmakeallowancesfortheoccasionalmistake,suchasyouhave“fell”intoariver.Butwewon’tputupwithmistakeseveryfewlines.Terms＆conditionsCompetitorsmustbeaged50yearsorolder.Thejudgingprocessisdividedintotwostages:entrieswillbehostedonthewebsiteforonemonth.Thetop20articleswillthenbeselectedbypublicvote.Thetopthreewinnerswillbechosenbythreejudges.TheclosingdateforentriesisAugust15.1、Whatdoestheprizeforwinnersinclude?A．a(chǎn)chancetolearnfromexcellentwriters.B．thepublicationoftheirworks.C．threewonderfulholidays.D．a(chǎn)nopportunitytoworkintheTelegraph.2、Whowillselectthefinalwinners?A．thepublic.B．PaulTherouxC．twotopTelegraphtravelwritersD．threechosenjudges.3、Whattypeofwritingisthistext?A．AnessayB．AtravelguideC．AwritingguideD．Anannouncement24．（8分）Educationisnotabystanderssport.Numerousresearchershaveshownthatwhenstudentsparticipateinclassroomdiscussiontheyholdmorepositiveattitudestowardschool,andthatpositiveattitudespromotelearning.ItisnocoincidencethatgirlsaremorepassiveintheclassroomdiscussionandscorelowerthanboysonSATs.Wefoundthatatallgradelevelsinallcommunitiesandinallsubjectareasboyscontrolledclassroomcommunication.Theyparticipatedinmoreinteractionsthangirlsdid,andtheirparticipationbecamegreaterastheyearwenton.Ourresearchcontradictedthetraditionalassumptionthatgirlscontrolclassroomcommunicationinreadingwhileboysinmath.WefoundthatwhetherthesubjectwaslanguageartsandEnglishormathandscience,boysgotmorethantheirfairshareofteacherattention.Thatteacherstalkmoretomalestudentsissimplybecauseboysaremoreaggressiveingrabbingtheirattentionbycallingoutanswerstotheteachers’questionsfirst.Whilegirlssitpatientlywiththeirhandsraisedorkeepsilent.PsychologistLisaSerbinandK.DanielO’Leary,thenatthestateuniversityofNewYorkatstonybrookstudiedclassroominteractionatpreschoollevelandfoundthatteachersgaveboysmoreattention,praisedthemmoreoftenandwereatleasttwiceaslikelytohaveextendedconversationswiththem.Yearsofexperiencehaveshownthatthebestwaytolearnsomethingistodoityourself.Itisalsoimportanttogivestudentsspecificanddirectfeedbackaboutthequalityoftheirworkandanswers.Teachersbehavedifferentlydependingonwhetherboysorgirlsareactivetoprovideanswersduringdiscussions.Duringclassroomdiscussion,teachersinourstudyreactedtoboysanswerswithpowerful,preciseandeffectiveresponses,whiletheyoftengavegirlsmildandunclearreactionsbecauseoftheirsilence.Toooften,girlsremaininthedarkaboutthequalityoftheiranswers.Activestudentsreceivingprecisefeedbackaremorelikelytoachieveacademically.Andtheyaremorelikelytobeboys.Thiskindofcommunicationgameisplayedatwork,aswellasatschool.Asreportedinnumerousstudies,itgoeslikethis.※Menspeakmoreoftenandfrequentlyinterruptwomen.※Listenersrecallmorefrommalespeakersthanfromfemalespeakers,evenwhenbothuseasimilarspeakingstyleandcoverthesamecontent.※Womenparticipatelessactivelyinconversation.Theydomoresmilingandgazing,andtheyaremoreoftenthepassivebystandersinprofessionalandsocialconversationsamongpeers.※Womenoftentheirownstatementsintounsurecomments.Thisisaccomplishedbyusingqualifiersandbyaddingtagquestion.Theseuncertainpatternsweakenimpactandsignalalackofpowerandinfluence.Onlywhengirlsareactiveandtreatedequallyintheclassroomwilltheybemorelikelytoachieveequalityintheworkplace.1、Whatdoestheauthorsmeanwhentheysay“Educationisnotabystanderssport.”?A．Bothboysandgirlsshoulddomoresports.B．Thegirlstudentsshouldbetheaudiencetowatchtheboystudents’discussions.C．Theboystudentsshouldnotbetooactiveintheclassroomdiscussions.D．Bothboyandgirlstudentsshouldtakeanactivepartintheclassroomdiscussions.2、WhichofthefollowingisNottrue?A．Girls’scoresarelowerthanboysonSATs.B．Girlscontrolclassroomdiscussioninreadingwhileboysinmaths.C．Boyscontrolclassroomdiscussioninbothreadingandmaths.D．Boysaremoreconfidentincallingoutanswerstocatchingtheteachers’attention.3、Thefactorsthatcontributetothestudents’effectivelearningarethefollowingexcept__________A．Thestudentscantakeanactivepartintheclassroomdiscussion.B．Thestudentsdoitthemselves.C．Teacherscangivestudentsspecificanddirectfeedbackthequalityoftheirworkandanswers.D．Studentstransformtheirownstatementsintouncertaincomments.25．（10分）Bornin1995orlater,alotofGenZ-ersareenteringintoadulthoodandwillsoonjointheworkforce.HavinggrownupwiththeInternet,theyaresaidtobe“tech-savvy”andmadaboutsocialmedia.Theyliveinamoretolerantearwhengaymarriageisbeinglegalizedinmoreandmoresocieties.Butthey’vealsowitnessedtheriseofglobalterrorism.MostpeoplewillagreethatthesinglebiggestdifferencebetweenGenZandothergenerationsishowconnectedtheyare.Thisisagroupofpeoplewhowerehookeduptosocialmediaassoonastheywereborn.SocialmediahavechangedthewayGenZ-ersinteractwitheachotherandhowtheygetandprocessinformation.“Wearethefirsttruedigitalnatives,”HannahPayne,an18-year-oldUCLAstudentandlifestyleblogger,wasquotedbyTheNewYorkTimesassaying.“Icanalmostatthesameinstantcreateadocument,editit,postaphotoonInstagramandtalkonthephone,allfrotheuser-friendlyinterfaceofmyiPhone.”“GenZtakesininformationinstantaneously,”sheadded,“andlosesinterestjustasfast.”GenZ-ersmayhaveashorterattentionspanthanagoldfish,buttheyareconscientious(認真盡責的)andcivic-minded(有公德心的).Theyareenteredtheiradulthood,accompaniedbytheeconomicdownturnandglobalterrorismandtheyhavetheireyesopenfromtheverybeginning.TheGuardianalsonotesthatyoungpeopleintheUKarebecomingmoreactiveinpolitics.AccordingtoaBritishElectionStudythatiscitedbythenewspaper,anestimated58percentof18-to-24-year-oldvotedinthe2015generalelectionintheUK,asignificantjumpfromthe38percentturnoutamongthesameagegroupin2005.Votingisjustonewayofmakingone’svoiceheard.TheEuropeanCommissionhasfoundthat“youngpeopleregardvotingasoneoptionamongmany,andtheyshowtheirpoliticalengagementinmanydifferent,issue-specificwaysthatcanpotentiallyinfluencepoliciesmoredirectly”.1、Accordingtothepassage,wecaninferthat__________.A．GenZhasbecomeamainstreamofthesocietyB．itisstillunacceptableforgaystogetmarriedinsomesocietiesC．globalterrorismoccurslessoftenthanbeforeD．InternetandintelligentmobilephoneshavedominatedGenZ’slife2、WhichofthefollowingcannotcharacterizeGenZ-ers?A．TheyarehighlyconnectedbymeansofsocialmediaB．TheyanaccessandprocessinformationinamoreadvancedwayC．TheyaregoingthroughanagefreefromcareandworryD．Theyholdnolastinginterestinthings3、HowdoesGenZobtaininformationaccordingtoHannahPayne?A．DirectlyB．SurprisinglyC．ConvenientlyD．Independently4、Whatcanweconcludefromthelasttwoparagraphs?A．There’sasignificantdropofyoungvoters’engagementingeneralelectioninUKin2015B．TheyounggenerationisgettingmoreandmoreactiveinrunningforgovernorsC．YoungpeoplewilldirectlydecidepolicymakingD．Votinginpoliticalelectionscanhelpyoungpeopleexpresstheirstandpoint第三部分語言知識運用（共兩節(jié)）第一節(jié)（每小題1.5分，滿分30分）閱讀下面短文，從短文后各題所給的A、B、C和D四個選項中，選出可以填入空白處的最佳選項．26．（30分）Itwas1952andmyfatherwasawayatwar,leavingmymotherandmebehindtofacehardshipalone.Iwasten.Mymotherwasa1andworkedatthelocalhospitalafewblocksfromwherewelived.Thebellrangand2ofChristmasweretheonlythingonmymind.Iracedhome.Theapartmentwasemptyandanotewas3totherefrigerator.Mymotherwasworkingadoubleshiftand4meinstructionsfortheday.WehadplannedonmakingChristmasbiscuits5,butmymother6it.Icarefully7throughmother’scloset,findingmostofthe8forChristmaswrappedinlinencloth,allbutonetoy,amodelairplane.Iwasstill9atmymotherandIthrewtheairplaneontothefloor,breakingoneofitswings.Istood10.HowwasIgoingtoexplainthisThenIheardmymothercomingthroughthedoor.I11tomyroom.Aftertellingmymotherthehorrible12,Ididnothearmymother13me.Shejusttoldmetofollowher.Climbingthestepswithoutcatchingour14,weenteredtheclinic.Thereinabedwasaboywholookedverysick.“Heisgoingtodie,Danny,”mymothertoldme,“15today,maybetomorrow.Helovesplanes.Iknewhismothercouldnot16tobuyhimone.SoIdid.Icountmyblessingseverynightandthinkofthisboyandhow17Iamthatyouarenotinthatbed.”The18cuthardandsharpinmyheart.Thetears19downmyfaceandIwassoguilty.IranhomeasfastasIcouldandintomyroomwhereI20myselftosleep.1、A．saleswoman B．doctor C．teacher D．clerk2、A．thoughts B．memories C．desires D．hopes3、A．written B．found C．a(chǎn)ttached D．sent4、A．reminded B．provided C．saved D．left5、A．a(chǎn)lone B．soon C．together D．immediately6、A．ruined B．refused C．forgot D．challenged7、A．walked B．hunted C．broke D．got8、A．toys B．gifts C．clothes D．supplies9、A．a(chǎn)nxious B．pleased C．mad D．eager10、A．a(chǎn)wake B．happy C．wild D．frozen11、A．raced B．removed C．struggled D．wandered12、A．note B．idea C．truth D．message13、A．quarrelwith B．shoutat C．worryabout D．cheerup14、A．calmness B．sweat C．rest D．breath15、A．Possibly B．Certainly C．Properly D．Regularly16、A．encourage B．persuade C．a(chǎn)fford D．force17、A．wonderful B．grateful C．hopeful D．helpful18、A．scolds B．comments C．phrases D．words19、A．floated B．dropped C．slowed D．rolled20、A．cried B．made C．turned D．moved第二節(jié)（每小題1.5分，滿分15分）閱讀下面材料，在空白處填入1個適當?shù)膯卧~或括號內(nèi)單詞的正確形式。27．（15分）WhenIsettledinChicago,mynewcityseemedsobigandunfriendly.ThenIhadaphysicalproblemandhadtogotohospitalfor1．wholeexamination.Itseemedasmallchallenge2．(compare)totheoneIwasabouttoface,butthingsstartedtogowrongrightfromthebeginning.Nothavingacarorknowingthecity,Iwasdependingonacoupleofbuses3．(get)mefromAtoB．AlthoughI'dleftmyselfplentyoftime,soon4．wasobviousthatIwasgoingtobelate,asIhadmistakenlyboardedabusthat5．(take)meintheoppositedirection.Igotoffthebusandstoodonthepavementnotknowingwhattodo.Ilookedintotheeyesofastronger，whowastryingtogetpastme.Surprisingly,6．movingon,shestoppedtoaskifIwasOK.AfterIexplained7．wastroublingme,shepointedtoabusstopacrossthestreet,8．a(chǎn)buswouldtakemebackintothecitytomyappointment.9．(sit)therewaiting,Ifeltgratefulthatsomeonehadbeenwillingtohelp.Then，hearingahorn(喇叭)nearby,Ilookeduptoseeacarwithmynewfriendwavingatmetogetin.Shehadreturnedtooffermealifttothehospital.Suchunexpectedkindnessfromapasser-bywasalovelygifttoreceive.10．Iclimbedoutofthecaratthehospitalandturnedtothankher,shesmiledandtoldmenottolosefaith,forallthingsarepossible.第四部分寫作（共兩節(jié)）第一節(jié)短文改錯（滿分10分）28．（10分）假定英語課上老師要求同桌之間交換修改作文，請你修改你同桌寫的以下作文。文中共有10處語言錯誤，每句中最多有兩處。每處錯誤僅涉及一個單詞的增加、刪除或修改。增加：在缺詞處加一個漏字符號（∧），并在其下面寫出該加的詞。刪除：把多余的詞用斜線（\）劃掉。修改：在錯的詞下劃一橫線，并在該詞下面寫出修改后的詞。注意：1、每處錯誤及其修改均僅限一詞；2、只允許修改10處，多者（從第11處起）不計分。LastSundaywewenttoworkonourschoolfarm、Uponarrival,weweredividedintogroup、Wegotdowntoworkatonceaftergettingsettle、Someofuspickedapplesorothersloadedbasketsofapplesontothetrucks、Wealsohelpwiththecomharvest、Wecutthecomearsoffandpiledup、NeverinmylifehadIseensuchmuchcominthefield、Ifeltitwasagreatfun、Thenwehadapartyontheopenair,thatwesangsongsanddancedhappily、Itwasreallyanunforgettablyexperienceforusall、第二節(jié)書面表達（滿分25分）29．（25分）高中生活已經(jīng)開始了！假定你是李華，請你寫一封信給你的美國朋友David，信中