2025年辽宁省丹东市凤城市中考一模英语试题（原卷版+解析版）

2025年成绩监测九年级英语试卷（本试卷共45道题满分90分考试时间90分钟）注意事项：考生答题时，必须将答案写在答题卡上，答案写在试卷上无效。第一部分选择题（共50分）一、阅读理解（共40分）第一节（共16小题，每小题2分；满分32分）阅读下列四篇短文，从每题所给的A、B、C、D四个选项中选出最佳选项。ALet’stalkaboutBEINGYOURSELFMindTool★Remember,youarespecial!Therehasbeenonlyone“you”sincethebeginningoftime.★Theworldismorecolorfulbecausewearealldifferent.Weshouldrespectthespecialqualities(品质)offriends,familymembersandstrangers.★Eventhoughwearealldifferent,wehavethingsincommontoo!KateBrownMary:Ilovereadingandcomingupwithcreativeideas!Justin:Ireallylikeplayingfootball.Doingsportsoutdoorsisamazingtome!Linda:Musicmakesmefeelgood,soIexpressmyselfbywritingsongs!OurSuggestionsDoWHATYOULOVE!Showyourtalents!It’simportanttoletothersknowyourtalents.Thatmakesyouspecial.Getcreative!Nooneelsecanmakethingsexactlylikeyou.Everythingyoucreatehasyourown“fingerprint”(指纹；特点)onit.Dresstoexpress!Whatclotheswouldyouliketowearifyouhadthechoice?Whatcolorwouldyouputontogether?Youdon’thavetofollowothers!Keepadiary!Draw,writeandstickinpicturestoexpressyourself!KateBrownisanexpertofourmagazine.Shehelpsstudentstobuildupbothmindandbody.Visitherwebsiteformoreinformation:1.WhatdoesJustinenjoydoing?A.Singingsongs. B.Playingsports. C.Readingbooks. D.Drawingpictures.2Whichsuggestionisfromthetext?A.Letothersknowyourtalents. B.Keepyourdiaryclean.C.Wearyourclotheslikeothers. D.Lookafteryourfingerprints.3.WhyistheworldmorecolorfulaccordingtoKateBrown?A.Becauseofourspecialqualities. B.Becauseofourdifferences.C.Becauseofourthingsincommon. D.Becauseofonlyone“you”.4.Inwhichpartofthemagazinecanwereadthetext?A.StoryTime. B.ArtandMusic. C.SportsNews. D.TalkswithExperts.BAtthebeginningoftheschoolyear,eachstudentwouldbegivenaspecialjobforwhichtheywouldberesponsible(负责任的)forthewholeterm.Rita,aquietandhardworkinggirl,hopedforanexcitingtask,liketakingcareoftheclassplants.Instead,shereceivedasmallboxwithsandandasmallant.Eventhoughtheteacherexplainedthatthistaskwasveryspecial,Ritacouldnothelpfeelingdisappointed.However,shedecidedtodoherbestwithhernewjob.Shebegantostudyandcarefortheant,learningaboutitshabitat(栖息地)andneeds.Shemadetheboxacomfortablehomefortheant,anditgrewmuchbiggerthananyoneexpected.Rita’seffortscaughttheattentionofherscienceteacher,Mr.Thompson.Heturnedherworkintoaclassproject,andRitabecametheclassexpert(专家)onants.Herhardworkhelpedthewholeclasslearnaboutantbehaviorandhabitats.Theyevenbuiltasmallantfarmintheclassroomtoobservetheantclosely.Gradually,Rita’sclassmatesbecamemoreandmoreinterestedintheantproject.Theystartedaskingherquestionsandobservingtheant’sbehaviorthemselves.Ritaorganizedapresentationwhereshesharedherfindingswiththewholeschoolduringthesciencefair.Attheendoftheyear,Rita’sclasswasrecognizedasthebestoftheyear.Ritawasaswellpraisedforherhardworkandhowsheturnedasmalltaskintosomethingbig.Ritalearnedthateverytask,nomatterhowsmall,couldmakeabigdifference.Shealsolearnedthatsometimesthemostunexpectedthingscanleadtogreatsuccess.5.WhatwasRita’sjobthisterm?A.Tolookafterplants. B.Toraiseanant. C.Tobecomeanexpert. D.Tobuildanantfarm.6.HowdidRitafeelaboutreceivingthetaskatfirst?A.Cool. B.Bored. C.Angry. D.Unhappy.7.WhatwasthefinalresultofRita’sspecialjob?A.HerclassbecameNo.1oftheyear. B.Shegaveareporttothewholeschool.C.Theclasslearnedmuchknowledgeaboutants. D.Shecaughttheattentionofthescienceteacher.8.WhatcanwelearnfromRita’sstory?A.Actionsspeaklouderthanwords. B.Theharderyouwork,theluckieryou’llbe.C.Asmalltaskcouldmakeabigdifference. D.Greatsuccessdependsonthemostunexpectedthings.CSometimeswhentherainfallshardandfastonyou,itmighthurtalittle.Butwhathappenswhenithitsamosquito(蚊子)?In2012,DavidHu,ascientistatGeorgiaTech,becameinterestedinthisproblemanddecidedtodoaresearch.Heusedahigh-speedcamerasothathecouldwatchthemosquitoesinveryslowmotionandfindoutwhatthey’redoingwhenthey’reoutintherain.Whathefoundisthatwhenaraindropfallsonamosquito,it’slikewhenabushitsaperson.Besides,thelittleinsect(昆虫)ishitbyaraindropaboutonceevery20seconds.Sowhydon’tweseemanydeadmosquitoesafteritrains?Amosquitoisasbigasaraindrop,butitismuchlighter—0.002gonly.Thissavesitslifeinraindrophits.Becausethemosquitoissolight,whenitishitbyaraindrop,itwon’texperienceaforcethatisstrongenoughtokillit.Thestudyalsofoundthatwhenamosquitoishitbyaraindrop,theinsectispushedbytheraindropandfallstogetherwithit.Butthemosquitodoesn’tgetweteasilybecauseitiscoveredwithhairswhichkeepoffwater.Afterdroppingabout6cm,itwillrollofftheraindropandflyaway.However,thistrickisn’talwayssuccessful.Ifthemosquitofliestoolowwhenitishitbytheraindrop,itwon’thavetimetoflyoff.Thenitwillhitthegroundandmeetitsdeath.9.Whatdoestheunderlinedword“motion”mean?A.Time. B.Movie. C.Step. D.Movement.10.Whatprotectmosquitoesintherain?A.Theirmouthsandtheirnoses. B.Theireyesandtheirears.C.Theirlegsandtheirwings. D.Theirbodyweightandtheirhairs.11.Whenisitdangerousforamosquitointherain?A.Whenitfliestooclosetotheground.B.Whentherainfallstoohardandtoofast.C.Whenitishitbyraindropstoomanytimes.D.Whenitdropsformorethan6cmintherain.12.Whichofthefollowingisapropertitleforthepassage?AHowRaindropsHurtMosquitoes B.WhenMosquitoesAreinDangerC.WhyMosquitoesAren’tHurtinRain D.WhenMosquitoesMeetTheirDeathDWhydoWeYawn?Doyouyawn?Thereareabout20reasonsthatscientiststhinkarepossibleforyawningafterresearch.Theydonotknowexactlywhyyawninghappens,buttheydoknowmanyfactsaboutyawning.Weknowthateveryoneyawnsinthesameway.Firstyouopenyourmouthslowly.Yourmouthstaysopenforaboutfiveseconds.Youtakeinalotofairandthenpushitout.Thenyouquicklycloseyourmouth.Wealsoknowthatyawningiscontagious.Whenyouseesomeoneyawn,youyawn,too.Manypeoplesaytheyyawnbecausetheyareboredortired.Thatmightbetrue.Peopledooftenyawnbeforetheysleepandaftertheywakeup.However,weknowthatpeoplealsoyawnwhentheyareexcitedornervous.Olympicrunners,forexample,oftenyawnbeforearace.Whyisthat?In2007,scientistsfoundthatayawncanhelpawarmbraincooldown.Somescientistsbelievethatyawningmakesyounoticethingsmorequickly.Whenyouyawn,youbreathedeeply.Youalsostretch(强化)themuscles(肌肉)inyourface,mouth,andneck.Youreardrumsstretch,too.Maybethishelpsyoutobequickertonoticethings.Insomecountries,peoplethinkyawningisnotnice.Peopleputtheirhandsovertheirmouthstocoverayawn.Inothercountries,peoplethinkyawningishealthy.Theythinkthatopeningthemouthverybigcanletgoodthingsin.Whentheybreatheout,theythinkthatbadthingsgooutofthebodywiththeair.Scientistsdonotspendmuchtimestudyingyawning.Thatisprobablybecauseyawningdoesnothurt.Itisjustsomethingwedo.13.Whatdoestheunderlinedword“contagious”inParagraph2mean?A.Abletospreadquickly. B.Abletobreatheeasily.C.Abletochangeeasily. D.Abletosleepquickly.14.WhydoOlympicrunnersoftenyawnbeforearace?A.Theyaretootiredortoobored.B.Ayawncanletgoodthingsin.C.Ayawncanhelpawarmbraincooldown.D.Ayawncanstretchthemusclesintheirfaces.15.WhatisthemainideaofParagraph5?A.Reasonsforyawning. B.Advantagesofyawning.C.Disadvantagesofyawning. D.Differentideasaboutyawning.16.Whatwouldbethebeststructureofthepassage?A. B. C. D.第二节阅读短文，从方框内所给的选项中选出可以填入空白处的最佳选项，其中有一个多余的选项。Doyoulikewatchingfilms?Todaylet’sknowaboutsomespecialfilms.Animation(动画片)Animationisoneoftheoldestspecialkindsinthefilmworld.Itbeganintheearly1900s.Itisnotdifficultbutitdoestakealotoftimeandhardwork.First,someonepaintsordrawsapicture.Thentheytakeapictureofit.Theymakeanotherpicture,whichisjustalittlebitdifferentfromthefirstone,andtakeanotherpicture.____17____Animatedfilmsofanykindtakealotoftimetomake,butintheend,thesespecialfilmsaretouching,funnyorsimplyamazing.IMAXfilmsIMAXisshortfor“ImageMaximum(巨幕电影)”.WhenyouwatchanIMAXfilm,youdon’tsitup—youlieback.____18____Thescreenisabove,infrontofandaroundyou.Inordertocreateitseffects,IMAXfilmsusedifferenttheatres,camerasandfilmfromothermovies.MostIMAXtheatresareinmuseums,sciencecentersandthemeparks.TheIMAXcameraisverylargeandusesalotoffilm.Itisalsoveryheavy.____19____3-Dfilms3-Dfilmsarenotnew.Theyfirstappearedin1903.Theinventorswantedviewerstofeelliketheywerereallyinsidethemovietheywerewatching!Whenyouwatcha3-Dmovie,youfeelasifthepeopleonthescreenarecloseenoughtotouchandthattheairplaneflyingatyouisflyingrightoffthescreen.____20____Usually,onesideoftheglassesisredandtheotherislightblue.Ifyoulookattheimagebelowwiththesespecialglasses,you’llseethe3-Deffect.A.Youcanalsostandupifyoulike.B.Youdon’tlookatascreeninfrontofyou.C.Towatch3-Dfilmsyoumustwearspecialglasses.D.Thisisrepeatedatleast12timestomakeonesecondoffilm!E.ThisiswhymostIMAXfilmsareonlyabout40-60minuteslong.二、完形填空（共10小题，每小题1分；满分10分）阅读短文，掌握其大意，然后从A、B、C、D四个选项中选出可以填入空白处的最佳选项。WhenmyfriendsuggestedthatwejointhenewTaiChi(太极拳)ClubIthoughthewas____21____.Ialwaysbelievedtaichiwasforoldpeople.However,afterthefirstclass,IrealizedthatIwaswrong.Itwasamazing.Taichiledtoabig____22____bothinmybodyandmind.Istillremembermyfirstfewtaichiclasses.ThebasicskillIlearnedwaskeepingabalance.Anactionwascalled“goldenrooster(公鸡)standingononeleg”.Followingtheinstructions,Itriedtostandononeleg.Itseemedthatitwasnota____23____one,butIstillfailedmanytimes.Soon,Ifeltboredandtiredfrompracticingoverandoveragain.Istartedto____24____myself.MaybeIwasreally____25____inthiskindofexercise.Justthen,mycoachtaughtmehowtorelaxmyself.Stepbystep,Imadeprogress.Later,Iwasabletodomoredifficultactionsandfeelpeaceofmindaswell.Mylovefortaichibecamestrong.Ievenwantedto____26____theancientChineseculturebehindtaichi.IdiscoveredtaichiisdeeplyfromChineseyinandyang.Thepracticeofithelpstokeepabalancethrough____27____:leftandright,upanddown,breathinginandbreathingout…Finally,taichibringsaboutastateofbodybalanceand____28____peace.NowIcanhonestlysayithelpsmebecomemuchhealthier.Isleepbetteratnight,andIammore____29____duringtheday.Moreimportantly,practicingtaichihasmademebetterunderstandtheChineseculture.IamsureIwillcontinuetopracticetaichiand____30____theadvantagesithasbroughtme.21.A.joking B.waiting C.reading D.explaining22.A.decision B.problem C.change D.love23.A.funny B.tiring C.rapid D.hard24.A.thank B.praise C.doubt D.control25.A.right B.weak C.strict D.interested26.A.carefor B.checkout C.takein D.lookinto27.A.opposites B.chances C.abilities D.habits28.A.world B.mind C.life D.thought29.A.tired B.active C.beautiful D.famous30.A.understand B.teach C.enjoy D.encourage第二部分非选择题（共40分）三、语篇填空（共10小题，每小题1分，满分10分）阅读短文，然后在空白处填入一个适当的单词或用短文括号中所给的词的适当形式填空。Inthebrightmoonlight,Jackiswalkinghome.Suddenly,hefindsahawk(鹰)____31____(lie)besideabox.Verycurious,hebeginstocheckit.Thehawkseemstobein____32____(painful).Oneofthehawk’swingslooksbroken,touchingtheground.____33____(it)eyeslookscared.SoJacktakesoffhisT-shirtandwraps(包裹)it____34____(care)roundthehawk.Thenhecarriesithome.“Ican’ttakehimintothehouse,”hethinks.“Mymumdoesn’tlikeanimalsinthehouse!”Thinkingfor____35____while,Jackdecidestohidethehawkinthegardenshed(棚子).HesecretlyputsthehawkdownonthefloorwithhisT-shirt.Lookingatthehawk,hesays,“It’syourhomenow.CallyouFalco,OK?”Afterthat,hegoesbacktohisroom.Unluckily,hisparents____36____(wait)forhim.FindinghisT-shirtmissing,theygetquiteangryanddon’tallowhimtogooutwithinaweek.Jackgoestohisroom____37____anywords,buthecan’tfallasleepbecauseheisworryingaboutFalco.Intheearlymorning,Jacktakessome____38____(bread)andasmallbowlofwatertofeedFalcoandgoesbacktohisroomsecretly.Afterbreakfast,Jackgoestothegardenshedagain.However,hefindsFalcosittingquietlyinacorner,andthebreadisn’t____39____(eat),stillonthefloor.Falco’seyesareopen,____40____notbrightnow.JackputsthewaterinfrontofFalco.Atfirst,Falcoignores(忽视)it,thenhebeginstodrink.Jacksitsquietly,lookingathim,imaginingFalcoflyingintheendlessbluesky.Butnowheistrappedontheearth.“HowcanIhelpyoureturntothesky,Falco?”…四、阅读与表达（共4小题，41—43小题每小题2分，44小题4分；满分10分）Anelephantwasstandingandpickingleavesfromatree.Asmallflycame,flyingandbuzzingnearhisear.Theelephantwavedtheflyawaywithhislongears.Thentheflycameagainandtheelephantwavedhimawayoncemore.Thishappenedseveraltimes.Thentheelephantaskedthefly“Whyareyousorestlessandnoisy?Whycan’tyoujuststayinoneplace?”Theflyanswered,“IaminterestedinwhateverIsee,hearorsmell.Myfivesenses,andeverythingthathappensaroundme,pullmeinalldirectionsandIcannotresist(抵抗)them.Whatisyoursecret?Howcanyoustaysocalmandstill?”Theelephantstoppedeatingandsaid,“Myfivesensesdonotruleme.Iamincontrolofmyself—mysensesdonottellmewhattodo.ThishelpsmestayfocusedonwhateverIdo,andso,mymindiscalmandstill.NowthatIameating,Iamcompletelyenjoyingeating.Inthisway,Icanjustfocusonenjoyingmyfood.”Afterhearingthesewords,thefly’seyesopenedwideandasmileappearedonhisface.Helookedattheelephantandsaid,“Iunderstand!IwillalwaysberestlessifIletmysensescontrolme.Ontheotherhand,ifItrytousesomeself-control,mymindwillbecomecalmandI’llbeabletostaystill.”Itissaidthatthemindisrestlessandpaysattentiontowhateverisinfrontofit.Butifyoucancontrolwhatyoupayattentionto,youcancontrolyourmind.41.Howdidtheelephantfeelaboutthefly?______________________________42.Whatmadetheflydifficulttostaystill?______________________________43.Whycouldtheelephantstayfocusedonwhateverhedid?______________________________44.Doyouthinktakingcontrolofyourmindisimportant?Whyorwhynot?(Writeatleast30wordsormore.)______________________________五、书面表达（满分20分）45.学以致用，知行合一。你是如何将所学知识应用到生活中解决实际问题的？学校英语社团正在组织题为“Learningforpractice”的征文比赛，请根据以下提示，写一篇短文参赛。1.Theproblemyoumet.2.Theknowledgeyouneed.3.Thewayyouputitintopractice.注意事项：(1)文中不能出现真实姓名、校名等信息；(2)文章必须包含所有要点，可适当发挥，使短文连贯、通顺；(3)词数：80-100词左右（文章开头已给出，不计入总词数）。LearningforpracticeIt’simportantforusteenagerstoputwhatwe’velearntintopracticeindailylife.______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

2025年成绩监测九年级英语试卷（本试卷共45道题满分90分考试时间90分钟）注意事项：考生答题时，必须将答案写在答题卡上，答案写在试卷上无效。第一部分选择题（共50分）一、阅读理解（共40分）第一节（共16小题，每小题2分；满分32分）阅读下列四篇短文，从每题所给的A、B、C、D四个选项中选出最佳选项。ALet’stalkaboutBEINGYOURSELFMindTool★Remember,youarespecial!Therehasbeenonlyone“you”sincethebeginningoftime.★Theworldismorecolorfulbecausewearealldifferent.Weshouldrespectthespecialqualities(品质)offriends,familymembersandstrangers.★Eventhoughwearealldifferent,wehavethingsincommontoo!KateBrownMary:Ilovereadingandcomingupwithcreativeideas!Justin:Ireallylikeplayingfootball.Doingsportsoutdoorsisamazingtome!Linda:Musicmakesmefeelgood,soIexpressmyselfbywritingsongs!OurSuggestionsDoWHATYOULOVE!Showyourtalents!It’simportanttoletothersknowyourtalents.Thatmakesyouspecial.Getcreative!Nooneelsecanmakethingsexactlylikeyou.Everythingyoucreatehasyourown“fingerprint”(指纹；特点)onit.Dresstoexpress!Whatclotheswouldyouliketowearifyouhadthechoice?Whatcolorwouldyouputontogether?Youdon’thavetofollowothers!Keepadiary!Draw,writeandstickinpicturestoexpressyourself!KateBrownisanexpertofourmagazine.Shehelpsstudentstobuildupbothmindandbody.Visitherwebsiteformoreinformation:1.WhatdoesJustinenjoydoing?A.Singingsongs. B.Playingsports. C.Readingbooks. D.Drawingpictures.2.Whichsuggestionisfromthetext?A.Letothersknowyourtalents. B.Keepyourdiaryclean.C.Wearyourclotheslikeothers. D.Lookafteryourfingerprints.3WhyistheworldmorecolorfulaccordingtoKateBrown?A.Becauseofourspecialqualities. B.Becauseofourdifferences.C.Becauseofourthingsincommon. D.Becauseofonlyone“you”.4.Inwhichpartofthemagazinecanwereadthetext?A.StoryTime. B.ArtandMusic. C.SportsNews. D.TalkswithExperts.【答案】1.B2.A3.B4.D【解析】【导语】本文是一篇应用文。主要围绕“做自己”这一主题展开，通过专家建议和个人案例，强调了个体独特性的重要性以及如何通过兴趣爱好、创造力等方式表达自我。【1题详解】细节理解题。根据Justin的陈述“Ireallylikeplayingfootball.Doingsportsoutdoorsisamazingtome!”可知，Justin喜欢运动。故选B。【2题详解】细节理解题。根据“Showyourtalents!It’simportanttoletothersknowyourtalents.”可知，文章中的建议之一是让他人了解你的才能。故选A。【3题详解】细节理解题。根据“Theworldismorecolorfulbecausewearealldifferent.”可知，世界多彩的原因是人们的差异。故选B。【4题详解】推理判断题。通读全文并根据“KateBrownisanexpertofourmagazine”可知，本文主要围绕“做自己”这一主题展开，给出了专家建议和个人案例。由此可推测，本文应出自杂志的“专家访谈”板块。故选D。BAtthebeginningoftheschoolyear,eachstudentwouldbegivenaspecialjobforwhichtheywouldberesponsible(负责任的)forthewholeterm.Rita,aquietandhardworkinggirl,hopedforanexcitingtask,liketakingcareoftheclassplants.Instead,shereceivedasmallboxwithsandandasmallant.Eventhoughtheteacherexplainedthatthistaskwasveryspecial,Ritacouldnothelpfeelingdisappointed.However,shedecidedtodoherbestwithhernewjob.Shebegantostudyandcarefortheant,learningaboutitshabitat(栖息地)andneeds.Shemadetheboxacomfortablehomefortheant,anditgrewmuchbiggerthananyoneexpected.Rita’seffortscaughttheattentionofherscienceteacher,Mr.Thompson.Heturnedherworkintoaclassproject,andRitabecametheclassexpert(专家)onants.Herhardworkhelpedthewholeclasslearnaboutantbehaviorandhabitats.Theyevenbuiltasmallantfarmintheclassroomtoobservetheantclosely.Gradually,Rita’sclassmatesbecamemoreandmoreinterestedintheantproject.Theystartedaskingherquestionsandobservingtheant’sbehaviorthemselves.Ritaorganizedapresentationwhereshesharedherfindingswiththewholeschoolduringthesciencefair.Attheendoftheyear,Rita’sclasswasrecognizedasthebestoftheyear.Ritawasaswellpraisedforherhardworkandhowsheturnedasmalltaskintosomethingbig.Ritalearnedthateverytask,nomatterhowsmall,couldmakeabigdifference.Shealsolearnedthatsometimesthemostunexpectedthingscanleadtogreatsuccess.5.WhatwasRita’sjobthisterm?A.Tolookafterplants. B.Toraiseanant. C.Tobecomeanexpert. D.Tobuildanantfarm.6.HowdidRitafeelaboutreceivingthetaskatfirst?A.Cool. B.Bored. C.Angry. D.Unhappy.7.WhatwasthefinalresultofRita’sspecialjob?A.HerclassbecameNo.1oftheyear. B.Shegaveareporttothewholeschool.C.Theclasslearnedmuchknowledgeaboutants. D.Shecaughttheattentionofthescienceteacher.8.WhatcanwelearnfromRita’sstory?A.Actionsspeaklouderthanwords. B.Theharderyouwork,theluckieryou’llbe.C.Asmalltaskcouldmakeabigdifference. D.Greatsuccessdependsonthemostunexpectedthings.【答案】5.B6.D7.A8.C【解析】【导语】本文主要讲述了Rita在班级里承担了照顾蚂蚁的任务，尽管她感到失望，但她仍然努力去做，最终她的努力被老师和同学看到并获得了认可。Rita也明白了每一项任务，无论多小，只要用心去做，都会产生巨大的影响。【5题详解】细节理解题。根据“shereceivedasmallboxwithsandandasmallant.”可知，Rita的特殊工作是照顾小蚂蚁。故选B。【6题详解】细节理解题根据“Eventhoughtheteacherexplainedthatthistaskwasveryspecial,Ritacouldnothelpfeelingdisappointed.”可知，Rita一开始接到任务时感到不开心。故选D。【7题详解】细节理解题。根据“Attheendoftheyear,Rita’sclasswasrecognizedasthebestoftheyear.”可知，Rita班级被评为年度最佳班级，这是她特殊任务的最终结果。故选A。【8题详解】推理判断题。根据最“Ritalearnedthateverytask,nomatterhowsmall,couldmakeabigdifference.Shealsolearnedthatsometimesthemostunexpectedthingscanleadtogreatsuccess.”可知，一个小任务可以产生很大的影响。故选C。CSometimeswhentherainfallshardandfastonyou,itmighthurtalittle.Butwhathappenswhenithitsamosquito(蚊子)?In2012,DavidHu,ascientistatGeorgiaTech,becameinterestedinthisproblemanddecidedtodoaresearch.Heusedahigh-speedcamerasothathecouldwatchthemosquitoesinveryslowmotionandfindoutwhatthey’redoingwhenthey’reoutintherain.Whathefoundisthatwhenaraindropfallsonamosquito,it’slikewhenabushitsaperson.Besides,thelittleinsect(昆虫)ishitbyaraindropaboutonceevery20seconds.Sowhydon’tweseemanydeadmosquitoesafteritrains?Amosquitoisasbigasaraindrop,butitismuchlighter—0.002gonly.Thissavesitslifeinraindrophits.Becausethemosquitoissolight,whenitishitbyaraindrop,itwon’texperienceaforcethatisstrongenoughtokillit.Thestudyalsofoundthatwhenamosquitoishitbyaraindrop,theinsectispushedbytheraindropandfallstogetherwithit.Butthemosquitodoesn’tgetweteasilybecauseitiscoveredwithhairswhichkeepoffwater.Afterdroppingabout6cm,itwillrollofftheraindropandflyaway.However,thistrickisn’talwayssuccessful.Ifthemosquitofliestoolowwhenitishitbytheraindrop,itwon’thavetimetoflyoff.Thenitwillhitthegroundandmeetitsdeath.9.Whatdoestheunderlinedword“motion”mean?A.Time. B.Movie. C.Step. D.Movement.10.Whatprotectmosquitoesintherain?A.Theirmouthsandtheirnoses. B.Theireyesandtheirears.C.Theirlegsandtheirwings. D.Theirbodyweightandtheirhairs.11.Whenisitdangerousforamosquitointherain?A.Whenitfliestooclosetotheground.B.Whentherainfallstoohardandtoofast.C.Whenitishitbyraindropstoomanytimes.D.Whenitdropsformorethan6cmintherain.12.Whichofthefollowingisapropertitleforthepassage?A.HowRaindropsHurtMosquitoes B.WhenMosquitoesAreinDangerC.WhyMosquitoesAren’tHurtinRain D.WhenMosquitoesMeetTheirDeath【答案】9.D10.D11.A12.C【解析】【导语】本文讲述了科学家DavidHu对雨滴撞击蚊子的研究。【9题详解】词义猜测题。根据“Heusedahigh-speedcamerasothathecouldwatchthemosquitoes”可知，高速相机可以以非常慢的动作观察蚊子，所以motion表示“动作”。故选D。【10题详解】细节理解题。根据“Amosquitoisasbigasaraindrop,butitismuchlighter—0.002gonly.Thissavesitslifeinraindrophits.”和“Butthemosquitodoesn’tgetweteasilybecauseitiscoveredwithhairswhichkeepoffwater.Afterdroppingabout6cm,itwillrollofftheraindropandflyaway.”可知，蚊子的体重和毛发能在雨中保护蚊子。故选D。【11题详解】细节理解题。根据“Ifthemosquitofliestoolowwhenitishitbytheraindrop,itwon’thavetimetoflyoff.Thenitwillhitthegroundandmeetitsdeath”可知，如果蚊子飞得太低，被雨滴击中后没有时间飞走，就会撞到地面而死亡。故选A。【12题详解】最佳标题题。通读全文可知，文章主要讨论了为什么蚊子在雨中不会受伤。故选C。DWhydoWeYawn?Doyouyawn?Thereareabout20reasonsthatscientiststhinkarepossibleforyawningafterresearch.Theydonotknowexactlywhyyawninghappens,buttheydoknowmanyfactsaboutyawning.Weknowthateveryoneyawnsinthesameway.Firstyouopenyourmouthslowly.Yourmouthstaysopenforaboutfiveseconds.Youtakeinalotofairandthenpushitout.Thenyouquicklycloseyourmouth.Wealsoknowthatyawningiscontagious.Whenyouseesomeoneyawn,youyawn,too.Manypeoplesaytheyyawnbecausetheyareboredortired.Thatmightbetrue.Peopledooftenyawnbeforetheysleepandaftertheywakeup.However,weknowthatpeoplealsoyawnwhentheyareexcitedornervous.Olympicrunners,forexample,oftenyawnbeforearace.Whyisthat?In2007,scientistsfoundthatayawncanhelpawarmbraincooldown.Somescientistsbelievethatyawningmakesyounoticethingsmorequickly.Whenyouyawn,youbreathedeeply.Youalsostretch(强化)themuscles(肌肉)inyourface,mouth,andneck.Youreardrumsstretch,too.Maybethishelpsyoutobequickertonoticethings.Insomecountries,peoplethinkyawningisnotnice.Peopleputtheirhandsovertheirmouthstocoverayawn.Inothercountries,peoplethinkyawningishealthy.Theythinkthatopeningthemouthverybigcanletgoodthingsin.Whentheybreatheout,theythinkthatbadthingsgooutofthebodywiththeair.Scientistsdonotspendmuchtimestudyingyawning.Thatisprobablybecauseyawningdoesnothurt.Itisjustsomethingwedo.13.Whatdoestheunderlinedword“contagious”inParagraph2mean?A.Abletospreadquickly. B.Abletobreatheeasily.C.Abletochangeeasily. D.Abletosleepquickly.14.WhydoOlympicrunnersoftenyawnbeforearace?A.Theyaretootiredortoobored.B.Ayawncanletgoodthingsin.C.Ayawncanhelpawarmbraincooldown.D.Ayawncanstretchthemusclesintheirfaces.15.WhatisthemainideaofParagraph5?A.Reasonsforyawning. B.Advantagesofyawning.C.Disadvantagesofyawning. D.Differentideasaboutyawning.16.Whatwouldbethebeststructureofthepassage?A. B. C. D.【答案】13.A14.C15.D16.B【解析】【导语】本文主要讲述了人们关于打哈欠不同的观点。【13题详解】词义猜测题。根据“Whenyouseesomeoneyawn,youyawn,too.”可知，当别人打哈欠时，你也会打哈欠，所以哈欠是会