杭州市建兰中学2025年八年级英语第二学期期末经典模拟试题含答案

杭州市建兰中学2025年八年级英语第二学期期末经典模拟试题满分120分，时间90分钟一、单项选择（共10小题，满分20分）1、Mr.Jiang,as________elderlyman,tookpartintheSpecialGamesfortheelderly.A.a B.an C.the D./2、—CouldIborrowapencil?—________.Hereyouare.A.Yes,youcould B.Ofcourseyoucan C.No,youcan’t D.No,youcouldn’t3、—Idon’tknowhowtousetheappdouying.—Jimmyhaslotsof________inusingtheapp.Wecanaskhim.A.experience B.trouble C.regret4、Theweatherischangeablethesedays.Itrainyandcloudyinthepastfewdays.Ihopethattomorrowwillbeasunnyday.A.willbe B.is C.hasbeen D.was5、—DoesJimenjoyhisstayinChina?—Yes.NotonlyJimbutalsoLucy________quiteafewwonderfulcitiessincetheycametoChina.A.willvisit B.visited C.hasvisited D.havevisited6、It’simpolite_________youtoshoutatyourparents.It’simportant_________youtolearntobepolite.A.for;for B.of;for C.of;of D.for;of7、—Whodidyougotothelibrarywiththismorning?—Lisa.Wegotthereatninetogether,butweleft________.A.quietly B.separately C.happily8、—Look!Someone________theclassroom.—Well,itwasn’tme.Ididn’tdoit.A.iscleaning B.wascleaning C.hascleaned D.willclean9、Ourmonitorisso_______thathenevershowsoffbeforeothers.A.generous B.energetic C.organized D.modest10、Ofalltheperformers,Ithinkheisthe________one.A.success B.mostsuccessfulC.moresuccessful D.successful二、完成句子（共5小题，满分10分）11、Everyonehashisorherown________(圈子)offriendstoday.12、Don’t_________(putyourhandonsomething)anythingonshowinthemuseum.13、Nowpeopleliketousenewtypesofenergybecausetheycostverylittleand________(causearesult)littlepollution.14、Isawherwalking________（朝着）thebank.15、has,for2years,had,she,it______________________________________.三、补全对话（10分）16、根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。A:WhatareyougoingtodothisSaturday?B:___________1___________.A:Primaryschool?Whyareyougoingthere?B:Becausethereisgoingtobeapartyfortheoldclassmates.A:Wow!Thatsoundsgreat!B:___________2___________?A:Ofcourse,I’dloveto.___________3___________?B:Let’sdrivethere.A:Oh,no,we’dbetternot.___________4___________.B:Shallwetakeabusorridebikes?A:__________5__________.Thewhetherreportsaysitwillberainyandwindythisweekend.B:OK.Let’smakeit.四、阅读理解（40分）17、Travelingcanbeexpensive.___1___Trysomeoftheadvicebelowonyournextvacationandyourwalletwillthankyou.☆Lookforcitytourismcards.Withthecard,youcanpaylessatrestaurantsandshops.___2___Youmightevengetfreeticketstotoptouristattractions（景点）.Citytourismcardscansaveyourmoneyandtimewithoutquestion.☆Don’tgetthebestroom.___3___Willyoujustbesleepingthere?Doyoureallyneedabiggerroomwithagoodview（景色）?☆___4___Itcanhelpyousavesomemoneybychoosingahotelawayfrombigtouristattractions,foryouarealwaysdoingthesame—gototheattractionsandthenreturntoyourhoteltosleep.☆___5___Althoughsomepeoplemightnotliketocookwhileonvacation,Idon’tmindmakingbreakfastinmyroom.Wealwayseatatanicerestaurantonourlastnightofthevacation.I’drathereatbreakfastandlunchatthehotelandthenspendmuchmoneyonadelicioussupper.根据材料内容，从下面选项中选出能填入文中空缺处的最佳选项，使文章意思通顺、内容完整。A.Findahoteloutsideacity.B.Buttherearesomewaystosavemoneywhentraveling.C.Youdon’thavetowaitforalongtimeatbusyattractions.D.Howlongwillyoustayinyourroom?E.Bookaroomwithakitchen.18、Theworldwaslikeaneggalong,longtimeago.Outoftheworld,therewasashell（壳）.Itstoppedalllightsandsoundsfromcomingin.Intheworld,thereweretwokindsofenergy.Onewaslight.Theotherwasheavy.InthecenteroftheworldlivedasmartmannamedPanGu.PanGulikedtosleep.Afteralongsleepofeighteenthousandyears,PanGufinallywokeup.Hefoundtheworldwastoosmallforhim,andhecouldn’tliveahappylife.Sohepickedupanaxe（斧子）nexttohimandbroketheshell.Assoonashedidthat,thetwokindsofenergybegantoseparate.Thelightonewentupandbecamethesky.Theheavyonecamedownandbecametheearth.Tomakesurethattheskyandtheearthwouldn’tclose,PanGulifted（举起）theskyupwithhisheadandsteppedontheearthwithhisfeet.Thousandsofyearslater,hewastootiredanddied.AfterPanGu’sdeath,hislefteyebecamethesunandhisrighteyebecamethemoon.Hishairturnedintothestarsinthesky.PanGu’strunk（躯干）becametallmountains.Histeethandbonesbecamestones.Thisisthemyth（神话故事）ofPanGu’sopeninguptheworld.1.WhatwastheworldlikebeforePanGuwokeup?A.Itwasbrightandquiet. B.Itwasdarkandquiet.C.Itwasbrightandnoisy. D.Itwasdarkandnoisy.2.HowlongdidPanGusleep?A.For800years. B.For80,000years.C.For8,000years. D.For18,000years.3.Theunderlinedphrase“separate”inthepassagemeans“”inChinese.A.分离 B.融合 C.增强 D.变弱4.Whatcanweknowfromthispassage?A.PanGugotoutoftheshellbecausehewantedtoseetheoutsideworld.B.PanGu’steethturnedintostarsintheskyafterhisdeath.C.PanGu’stwoeyesbecamethesunandthemoon.D.PanGu’sheadbecamethemountain.5.Wheremaythepassagebefrom?A.Astorybook. B.Asciencebook. C.Ageographybook. D.Anartbook.19、Ifyouunluckilyloseyourpassport（护照）inChina,youneedtofollowbelowstepsatonce:First,youshouldcall110andreportittothelocalpolice,andgetanotefromthepoliceoffice.____1____Forexample,ifyouloseyourpassportinGuangzhou,youshallcall110ofGuangzhou.____2____youshallgotothelocalimmigrationbureau（移民局）tomakearecording,explaininghowyouloseyourpassport.Immigrationbureauwillprovideyouarecordingpaper.Thenyoushallgetanewpassportoratravelingofficialpaper.____3____Theyprovideatravelingofficialpaperonly.Ifyougetanewpassport,youcanaskforanewvisa（签证）fromtheimmigrationbureauandcontinueyourtravel.Butifyouonlygetatravelingofficialpaper,theimmigrationbureauwillgiveyouashorttermstayvisa.____4____Lastbutnotleast,pleasemakesureyoudoallabovestepsintime.____5____FollowustoknowmoreaboutyourstayinChina.根据短文内容，从选项中选出能填入文中空白处的最佳选项，选项中有一项为多余选项。A.Theymustbedonewithin5daysfromthedateyoulostyourpassport.B.WhatifyouloseyourpassportinChina?C.Localpolicemeanswhereyouloseyourpassport.D.Ifso,youmustleaveChinawithintheshortterm.E.Somecountriescangiveanewpassporteasilywhileotherscan’t.F.Aftergettinganotefromthelocalpolice,whatshouldyoudo?20、HaveyouwatchedtherecentTVThree-Body?ChangedbyLiuCixin’ssciencebookTheThree-BodyProblem,theshowisverypopularwithpeople.OneofthemostexcitingpartmustbeOperationGuzheng.Inordertofindtheimportantinformationonahugeship,peopleplantocuttheshipintopieces.Theysetupmanythinstrings(线)acrosstheriver,whicharemadebyhightechnology.LookinglikeGuzheng,thestringsquietlycutthesteelshipintopiecesasiftheshipwassofttofu!Isitpossibletocutshipswiththinstringsinreallife?Infact,stringsareverygoodatcutting.Forexample,theeggcuttingmachineusesthinstringstocuteggsintopieces.Akitelinecaneasilyhurtpeopleifitgetscirclearoundtheirnecks.Thisisbecausethethinstringshaveaverysmallcontactarea,leadingtoahighintensityofpressure(压强)whentheycutthings.Intheprogram,thestringsareasthinashumanhair.Tocuttheship,thepressureneedstobe200MPa.Howstrongisthatpressure?Imagineanelephantstandingonastring!Inreallife,scientistswon’tbeabletomakesuchthinstringsthatwouldn’teasilybreak,atleastforyearstocome.Thecuttingwillalsocreatelotsofheat.Wedon’thavethethingstobear(忍耐)thathightemperaturewhileit’salsothinenoughtocutthrough.It’sstillfarawayfromthetechnologyintheprogram.1.WhatisthepurposeofOperationGuzhengintheprogram?A.Tofindahugeship. B.Tocuttheshipintopieces.C.Tomakesuchthinstrings. D.Toturntheshipintosofttofu.2.Howdoesthewritertellus“stringsareverygoodatcutting”?A.Bytellingstories. B.Bygivingexamples.C.Byshowingnumbers. D.Byexplainingrules.3.WhatdoestheunderlinedsentenceinParagraph4wanttotellus?A.Makingthinstringsiseasy. B.Peoplebreakstringswithmachines.C.Cuttingthingsmustusestrings. D.Peopleneedstrongpressuretocutships.4.Whichpartofthenewspapermaythispassagebetakenfrom?A.Science&Technology. B.Sports&Games.C.Music&Fashion. D.Culture&Nature.五、完形填空（10分）21、阅读下面短文，掌握其大意，然后从1～10各题所给的A、B、C和D项中选出最佳选项。BrownieandSpottywereneighbordogs.Theylovedeachotherandplayedtogethersooftenthattheymadeawaythroughthegrassbetweentheirhouses.Oneevening,Brownie’sfamilynoticedthatBrowniedidn’tcomehome.Theywentouttolookforhimbutwithno____1____.Browniedidn’tshowupthenextday,andbythenextweek,hewasstill____2____.SpottywenttoBrownie’shousealone.Hebarkedloudly.ButBrownie’sfamilywastoobusytocareaboutthe___3___dog.Finally,onemorningSpottyrefusedtotake“no”forananswer.HefollowedTed,Brownie’s____4____,everywherehewent.Hebarked,thenrantowardsanearbyemptygroundandlookedback,asiftosay,“____5____!”Tedfollowedthedogacrossthe____6____.Thelittledogtookthemantoatreeahalfmilefromthehouse.ThereTedfoundthepoorBrownie____7____.Oneofhislegswascaughtinatrap.Tedwishedhehadcome____8____sothathewouldhavesufferedless.ThenTednoticedsomething____9____.Inacirclearoundtheinjured（受伤的）dog,hesawalotofdogfood.Itwastheremains（残留物）oflotsofmeals.SpottyvisitedBrownieeveryday.HestayedwithBrownieto____10____him.Hestayedclosetohimatnighttokeephimwarmandtouchedhimtoraisehisspirits.1.A.result B.reason C.choice D.difficulty2.A.looking B.suffering C.missing D.barking3.A.noisy B.excited C.silly D.angry4.A.boss B.neighbor C.trainer D.owner5.A.Goaway B.Watchout C.Followme D.Bequiet6.A.house B.grass C.neighborhood D.ground7.A.healthy B.sick C.well D.dead8.A.closer B.farther C.earlier D.later9.A.surprising B.terrible C.wrong D.usual10.A.train B.protect C.hurt D.remind六、阅读表达（10分）22、请阅读下面短文，根据所提供的信息，回答5个问题。要求所写答案，语法正确、语义完整切题，并把答案写在答题卡对应题目的答题位置上。HaveyoueverjoinedasummercampinAmericaduringyourholiday?Didyouenjoyit?Thebestsummercampsarenotjustaboutstudy.Theyalsohavelotsoffun!Herearesomeexcitingexamples.Circus(马戏团)CampEverykidlovescircusshows.Here,youcanlearnmanyskillslikewire(绳索)walking.Youdon’tneedtoworryaboutsafetybecausetherearesafetynets.Attheendofthecamp,everyonegetstoshowtheirskillsinabigcircusshow.SailingCampIfyou’reinterestedinsailing,tryasailingcamp.Imaginesittingonaquietlake,andwiththewind,yousailtheboatbyyourself.Sailingaboatishardwork.Youmustlearnmanynewskillslikehowtotieknots(打结).Also,youmustputonsunscreenandyoushouldbeagoodswimmer!TheNASASpaceCampDreamofbecominganastronaut?JointheNASAspacecamp!You’llvisittheUSSpaceandRocketCenter,talktoastronauts,andknowmoreaboutspaceships.Thesecampsofferwonderfulexperiencesandchancesforlearningandfun.What’smore,youwillimproveyourlanguageskills.Sowhatareyouwaitingfor?Comeandjoinus!1.Howmanycampsdoesthepassagetalkabout?_____________________________________________________________________________________________2.Whydon’tyouneedtoworryaboutsafetyinCircusCamp?._____________________________________________________________________________________________3.Issailingaboathardwork?_____________________________________________________________________________________________4.Whichsummercampcanyoujoinifyoudreamofbecominganastronaut?_____________________________________________________________________________________________5.Whatdothesecampsoffer?_____________________________________________________________________________________________七、书面表达（20分）生活中总有一些事情令人难忘，点点滴滴，历久弥新。不管是开心，还是忧伤，都会给我们启示，伴我们成长。假如你学校将组织以“一次难忘的经历”为话题的英语演讲比赛。请根据内容提示，用英语写一篇短文参赛。内容提示：1.你的经历；2.你的感受；3.你从中学到了什么。参考词汇：unforgettable难忘的作文要求：1.词数80个左右。作文的开头已给出，不计入总词数；2.文章必须包含所有要点，可适当发挥，使短文连贯、通顺；3.文中不能出现真实姓名、校名等信息。AnUnforgettableExperienceIhadanunforgettableexperience.I’msureyou’vehadsomeunforgettableexperienceslikeme.____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

参考答案一、单项选择（共10小题，满分20分）1、B【解析】【详解】句意：江先生，作为一名老人，参加了老人特殊运动会。考查冠词。不定冠词a/an表泛指，a用在以辅音音素开头的单数可数名词或字母前，an用在以元音音素开头的单数可数名词或字母前；定冠词the表特指。此处指“作为一名老人”用不定冠词表泛指；elderly以元音音素开头，不定冠词用an。故选B。2、B【解析】【详解】——我可以借支铅笔吗？——当然可以，给你。考查交际用语。“CouldI…?”是一种委婉地请求对方许可的句型，回答时要用can/can’t，但不可以用could/couldn’t，故排除选项A、D，根据“Hereyouare.”可知，用肯定回答。故选B。3、A【解析】【详解】句意：——我不知道如何使用抖音软件。——Jimmy在使用这个应用程序方面有很多经验。我们可以问他。考查名词辨析。experience经验；trouble麻烦；regret遗憾。根据后文“Wecanaskhim.”可知，Jimmy会使用抖音，他在使用抖音方面有大量的经验。故选B。4、C【解析】【详解】句意：这些天天气多变，过去几天一直阴雨连绵。我希望明天是个阳光明媚的日子。考查现在完成时。根据时间状语“inthepastfewdays”可知，句子是现在完成时，即have/has+过去分词，且主语是第三人称单数，故选C。5、C【解析】【详解】句意：——吉姆喜欢待在中国吗？——是的。自从他们来到中国以来，不仅吉姆，露西还参观了许多很棒的城市。考查时态和主谓一致。根据“since...”可知句子用现在完成时“have/hasdone”；notonly...butalso连接的成分作主语时，遵循就近原则，根据“Lucy”可知助动词用has。故选C。6、B【解析】【详解】句意：向你父母大叫是没有礼貌的。学会有礼貌对你来说是重要的。考查介词。根据“itis形容词（体现人的品质特征）ofsb.todo”“itis形容词（形容词是对这件事的评价）forsbtodo”，第一空前的形容词“impolite”能体现人的品质特征，所以是of；第二空前的形容词是对这件事的评价，所以是for。故选B。7、B【解析】【详解】句意：——今天早上你和谁一起去图书馆了？——丽莎。我们九点一起到那里，但我们分开走了。考查副词辨析。quietly安静地；separately分别地；happily高兴地。根据“Wegotthereatninetogether,but”可知，这里指我们九点一起到那里，但我们分开走了。故选B。8、C【解析】【详解】句意：——看！有人已经打扫了教室。——很好，不是我，我没有做这件事。考查现在完成时。根据“Well,itwasn’tme.Ididn’tdoit.”可知，打扫教室这件事已经发生，强调对现在造成影响，故用现在完成时。故选C。9、D【解析】【详解】句意：我们的班长很谦虚，从不在别人面前炫耀。考查形容词辨析。generous慷慨的；energetic精力充沛的；organized有组织的；modest谦虚的。根据“henevershowsoffbeforeothers”可知从不炫耀，是谦虚的。故选D。10、B【解析】【详解】句意：在所有的表演者中，我认为他是最成功的一个。考查形容词最高级。success名词，成功；mostsuccessful最成功的，最高级；moresuccessful更成功的，比较级；successful成功的，原级。根据比较范围“Ofalltheperformers”可知，此处是三者及以上相比较，应使用最高级。故选B。二、完成句子（共5小题，满分10分）11、circle【解析】【详解】句意：如今，每个人都有自己的朋友圈。圈子：circle，名词作宾语。故填circle。12、touch【解析】【详解】句意：不要触摸博物馆展览的任何东西。根据英语提示可知，对应的英文表达是touch，动词，意为“触摸”；否定祈使句：Don’t+动词原形。故填touch。13、produce【解析】【详解】句意：现在人们喜欢使用新型能源，因为它们成本很低，产生的污染也很小。根据causearesult“造成……的结果”可知，produce“产生”与其同义；再者根据now可知，时态为一般现在时，主语为they，用动词原形；故填produce。14、towards【解析】【详解】句意：我看见她朝银行走去。朝着：towards，介词。故填towards。15、Shehashaditfor2years【解析】【详解】根据所给标点符号可知，本句是陈述句。she作主语；hashad作谓语；it作宾语；for2years作时间状语。故填Shehashaditfor2years“她已经拥有它两年了”。三、补全对话（10分）16、1.I’mgoingtomyprimaryschool2.Wouldyouliketogowithme3.Howcanwegothere4.Itwillbetoocrowded/It’snotgoodfortheenvironment5.Let’stakeabus【解析】【分析】通过对话可知，这个周六B要去他的小学参加老同学聚会，邀请A一同去，A很乐意去。由于天气预报报道这周末有风有雨。他们将乘公交车去那里。【1题详解】细节推理题．根据前句WhatareyougoingtodothisSaturday？这个星期六你打算做什么？和后句Primaryschool？可知应说我要去我的小学．故答案为Iamgoingtomyprimaryschool．【2题详解】细节推理题．根据后句Ofcourse，I'dloveto．当然，我很乐意．可知应说你愿意和我一起去吗？故答案为Wouldyouliketogowithme？【3题详解】细节推理题．根据后句Let'sdrivethere．我们开车去吧．可知应说我们怎么去？故答案为Howcanwegothere？【4题详解】细节推理题．根据前句no，we'dbetternot．不，我们最好不要．可知应说它太拥挤了或者是不环保。故答案为Itwillbetoocrowded．/It’snotgoodfortheenvironment。【5题详解】细节推理题．根据前句Shallwetakeabusorridebikes？我们是坐公共汽车还是骑自行车？和后句Theweatherreportsaysitwillberainyandwindythisweekend．天气预报说这个周末会下雨和刮风．可知应说我们坐公共汽车吧．故答案为Let'stakeabus．四、阅读理解（40分）17、1.B2.C3.D4.A5.E【解析】【导语】本文主要介绍了几个旅游出行省钱的方法。【1题详解】根据上文“Travelingcanbeexpensive.”及下文“Trysomeoftheadvicebelowonyournextvacationandyourwalletwillthankyou.”可知，前后表示转折关系，选项B“但是有一些方法可以在旅游时省钱。”符合语境。故选B。【2题详解】根据下文“Youmightevengetfreeticketstotoptouristattractions（景点）.”可知，此处提到景点，选项C“你不必在繁忙的景点等很长时间。”符合语境。故选C。【3题详解】根据上文“Don’tgetthebestroom.”及下文“Willyoujustbesleepingthere?”可知，不要找最好的房间，选项D“你要在房间里待多久？”符合语境。故选D。【4题详解】根据下文“Itcanhelpyousavesomemoneybychoosingahotelawayfrombigtouristattractions”可知，此处提到选择一家远离大型旅游景点的酒店可以帮你节省一些钱，选项A“在城外找一家酒店。”符合语境。故选A。【5题详解】根据下文“Althoughsomepeoplemightnotliketocookwhileonvacation,Idon’tmindmakingbreakfastinmyroom.”可知，此处提到在酒店房间做饭，选项E“预定一间带厨房的房间。”符合语境。故选E。18、1.B2.D3.A4.C5.A【解析】【导语】本文是一篇记叙文，讲述了盘古开天辟地这一神话故事。【1题详解】推理判断题。根据“Outoftheworld,therewasashell.Itstoppedalllightsandsoundsfromcomingin”可知，世界外部有一个壳，阻止了光和声音进入，因此世界是黑暗且安静的。故选B。【2题详解】细节理解题。根据“Afteralongsleepofeighteenthousandyears,PanGufinallywokeup.”可知，盘古睡了18,000年。故选D。【3题详解】词义猜测题。根据“Thelightonewentupandbecamethesky.Theheavyonecamedownandbecametheearth.”可知，轻的能量上升成天，重的能量下降成地，两种能量分离了，因此“separate”表示“分离”。故选A。【4题详解】细节理解题。根据“hislefteyebecamethesunandhisrighteyebecamethemoon”可知，盘古的两只眼睛分别变成了太阳和月亮。故选C。【5题详解】推理判断题。根据最后一段“Thisisthemyth（神话故事）ofPanGu’sopeninguptheworld”可知，本文讲述了盘古开天辟地的神话故事，因此文章最可能出自一本故事书。故选A。19、1.C2.F3.E4.D5.A【解析】【导语】本文是一篇说明文。文章主要介绍了在中国不幸丢失护照后需要采取的步骤。【1题详解】根据第二段“youshouldcall110andreportittothelocalpolice”和“Forexample,ifyouloseyourpassportinGuangzhou,youshallcall110ofGuangzhou”可知，你应该和当地警察局报备……例如，如果你在广州丢失护照，请拨打广州110。所以设空处是在解释“当地警察”的概念。选项C“当地警察局指的是你丢失护照的地方”符合语境。故选C。【2题详解】根据第三段“youshallgotothelocalimmigrationbureau（移民局）tomakearecording”可知，你应该去当地移民局做一个记录，讲述的是在警察局报备之后下一步该做的事情。选项F“收到当地警方的笔录后，你该怎么办”符合语境。故选F。【3题详解】根据第三段“youshallgetanewpassportoratravelingofficialpaper”和“Theyprovideatravelingofficialpaperonly”可知，然后你会得到一本新的护照或旅行公文……他们只提供旅行证明文件。所以设空处讲述各个国家在此情况下的处理方式，选项E“一些国家可以很容易提供新护照，而另一些国家不能”符合语境。故选E。【4题详解】根据第四段“ifyouonlygetatravelingofficialpaper,theimmigrationbureauwillgiveyouashorttermstayvisa”可知，如果你只拿到旅行证明文件，移民局只会给你短期居留签证，所以此处是对短期居留的补充说明。选项D“如果那样的话，你必须在短期内离开中国”符合语境。故选D。【5题详解】根据第五段“pleasemakesureyoudoallabovestepsintime”可知，请确保完成以上所有步骤。选项A“它们必须在您丢失护照5日内完成”是对前句的补充说明，衔接上文，符合语境。故选A。20、1.B2.B3.D4.A【解析】【导语】本文是一篇说明文，主要介绍了电视剧《三体》中的一段情节——“古筝行动”，以及细绳能够用来切东西，但是“古筝行动”在现实生活中不可能出现。【1题详解】细节理解题。根据“Inordertofindtheimportantinformationonahugeship,peopleplantocuttheshipintopieces.”可知，人们计划把这艘船切成碎片。故选B。【2题详解】推理判断题。根据“Infact,stringsareverygoodatcutting.Forexample,theeggcuttingmachineusesthinstringstocuteggsintopieces.”可知，作者是通过举例来告诉我们“细绳非常擅长切割”，故选B。【3题详解】推理判断题。根据“Tocuttheship,thepressureneedstobe200MPa.Howstrongisthatpressure?”可知，通过举例一头大象站在绳子上来解释需要很大的压力来切割船只，故选D。【4题详解】推理判断题。通读全文可知，本文主要介绍了电视剧《三体》中的一段情节——“古筝行动”，以及细绳能够用来切东西，属于科技范畴，故选A。五、完形填空（10分）21、1.A2.C3.A4.D5.C6.D7.B8.C9.A10.B【解析】【导语】本文主要讲述了Brownie和Spotty是两只关系很好的狗，Spotty在Brownie遇到危险时设法营救的故事。【1题详解】句意：他们出去找他，但没有结果。result结果；reason原因；choice选择；difficulty困难。根据“Browniedidn’tshowupthenextday”可知没有找到Brownie，所以搜寻没有结果。故选A。【2题详解】句意：到了第二周，他仍然下落不明looking看；suffering遭受；missing不见的；barking吠叫。根据“Browniedidn’tshowupthenextday,andbythenextweek,hewasstill”可知Brownie还没有找到。故选C。【3题详解】句意：但是Brownie的家人太忙了，根本不关心这只吵闹的狗。noisy吵闹的；excited兴奋的；silly愚蠢的；angry生气的。根据“Hebarkedloudly”可知他是吠叫，所以很吵闹。故选A。【4题详解】句意：Brownie的主人Ted走到哪里，它都跟着他。boss老板；neighbor邻居；trainer教练；owner主人。根据“HefollowedTed,Brownie’s”可知他是狗主人。故选D。【5题详解】句意：他叫了一声，然后跑向附近的空地，回头看了看，好像在说：“跟我来！”goaway走开；watchout小心；followme跟着我；bequiet安静。根据“Tedfollowedthedog”可知是要Ted跟着他。故选C。【6题详解】句意：Ted跟着狗穿过空地。house房子；grass草；neighborhood街区；ground地面。根据“rantowardsanearbyemptyground”可知是穿过空地。故选D。【7题详解】句意：在那里，Ted发现可怜的Brownie病了。healthy健康的；sick生病的；we