九年级《Module 4 Great inventions》单元测试试题

Module4Greatinventions单元测试年级____班级____姓名_______成绩________一.听力理解（每小题1分，共20分）第一节：听小对话，选图画，回答问题。()1.Whataretheytalkingabout?ABC()2.Whatdoesthemanwanttoborrow? ABC()3.Whatdidtheboy’sunclesendhimashisbirthdaypresent?ABC()4. WhatisTommaking?ABC()5.Whichinventiondoesthewomanthinkisthemostimportant?ABC第二节：听对话，选择正确答案。()6.Whathasdonetothee-magazine?A.Nothing. B.Everything. C.Thematerials.()7.What’swrongwiththelady’scellphone?A.It’sbroken. B.Itneedspower. C.Itdoesn’tmatter.()8.Howlongcancomputersbeused?A.Forlessthan50years. B.Formorethan50years. C.For15years.()9.Whichonekeepsmoreknowledge?A.TheInternet. B.Books. C.Newspapers.()10.WhobroughtprintingtoEurope?A.MarkTwain. B.MarkBrown. C.MarcoPolo.第三节：听写信息。请根据所听内容，填写下面的表格。本题听两遍。ItemsShapeAdvantages&DisadvantagesTraditionalschoolbagsIt’slargeandheavy.11.It’s_____tofindabook.12.It’s_____tocarry.E-schoolbags13.It’s______.14.It_____alllearningmaterials.Wecanreadonascreen.15.Wecantakenoteswith_____.Wecanhandinhomeworkbyemail.()11.A.easy B.hard C.different()12.A.heavy B.harmful C.hurried()13.A.largeandheavy B.smallandlight C.middle-sized()14.A.produces B.brings C.holds()15.A.apen B.astick C.aspecialpen第四节.听句子，完成横线上的单词。（句子读两遍）16．Printingwas______________inChina..17．Paperwasfirstcreatedabout2,000__________ago.18．Willbooksbeneededinthe____________?19．Nowcomputersarealready________inclassrooms.20．Asaresult,bookswere_________________andrare.二.单项选择(每小题1分，共20分)()21.Tomakeourcitymorebeautiful,rubbish______intotheriver.A.needn’tbethrownB.mustn’tbethrownC.can’tthrowD.maynotthrow()22.—Iwon’tcometothepartyunlessTom__,too.—YoumeanifTomcomes,you’llcome.A.willinviteB.invitesC.invitedD.isinvited()23.Thechildrenmust____.A.lookafterB.betakengoodcareC.lookthesameD.betakengoodcareof(

)24.Thesameinformation______reador______onthewebsite.A.canbe;listenedto

B.canbe;listenedC.can;listen

D.can;listento()25.Youngtreesshould_____everyday.A.waterB.wateredC.bewateringD.bewatered()26.Ourroommust___clean.

A.keepB.bekeptC.tobe

2Thesepapers___yet.

()27.Thebrokenbike____herebyOldWang.A.canmendB.canmendedC.canbemendD.canbemended()28.Anonlinemagazinemeanspaperwon’t_____anylonger.A.need B.beneeded C.beusing D.use()29.TheGreatWall_____fromthemoon.A.isabletoseeB.isseen C.canbeseenD.mustsee()30.WhenIwaswalkinginthestreet,Isuddenlyheardmyname____bysomeone.A.call B.calling C.called D.tocall()31.Ifpossible,texts_____anMP3andyoucanenjoyreadingonthescreen.A.canbeputinto B.mayputin C.couldbemadeof D.mightmake()32.Manypeoplethinkthatmanythings_______bycomputersinthenearfuture.A.canreplaceB.canreplacedC.canbereplacedD.canbereplacing()33.MakesureyoulookaftermyMP4playerwell.Ok?_____.A.Hereitis.B.Brilliant.C.NiceworkD.Promise()34.Ihavethingstodo.A.coupleB.acoupleC.acoupleofD.acouplewith()35.Paperismade____wood.A.ofB.byC.fromD.upof()36.Canyou____thisnovel____me?You’dbetter____it____thelibrary. A.lend,from;borrow,toB.borrow,to;lend,fromC.lend,to;borrow,fromD.borrow,from;lend,to()37.Ican’thearclearly.Couldyou_________theradioabit?A.turnonB.turnupC.turnoffD.turndown()38.ManyforeignerspreferthingsthataremadeinChina_________.A.withhandB.inhandsC.byhandsD.byhand()39.Chinesepeopleintheancienttimesprintedbooksbyputtingink___awoodenblockandholdingthepaper______it.A.in,onB.in,againstC.on,inD.on,against()40.Shelikesswimmingratherthan____football.A.playsB.playingC.playedD.play三.完形填空(每小题1分，共10分)Everydaynewinventionsareintroducedintothemarket.Recentlya“41”pillowIthasaspeakerthatcanbeconnectedtoanMP3playeroraCDplayer.Peoplecan42orradioprogramsfromtheirpillowsastheysleep.Thepillowis43peoplewhohaveasnoring(打呼噜的)partner.Itcanplaymusictocover(覆盖)the44ofthesnoring.Peoplewholiketosleepwithbackgroundnoise45likeit.Thepillowismostpopularwith46.Why?Becausetheyprefertohearlessons47theysleep.Theyhopetheywill48atleastsomeoftheinformationwhentheywakeup.LastyearaUSstudyfoundthatstudentswhohave49informationduringsleepcanrememberwhattheylearned.Butsometeachersdon’tlikethenew50.Theythinkthetraditionalwaysoflearningmaymakestudentsworkbetter.()41.A.laughing B.jumping C.talking D.dancing()42.A.watchTV B.playchess C.listentomusic D.readbooks()43.A.afraidof B.popularwith C.famousfor D.knownto()44.A.sound B.way C.cause D.secret()45.A.never B.hardly C.already D.also()46.A.teachers B.students C.doctors D.drivers()47.A.before B.after C.until D.when()48.A.hear B.remember C.find D.recognize()49.A.received B.forgot C.discovered D.created()50.A.lesson B.issue C.idea D.book四．阅读理解(每小题2分，共20分)(A)Amobilephoneisinfactasmallradio.Aradiosendsaperson’svoiceoveralongwaytoanotherradio.Avoicethatissentbyradioiscalledasignal.Aradiosignaltravelsveryquickly.Onlyafewyearsago,mobilephoneswereverylarge.Theyneededlargebatteries.Theyhadtobepowerfultosendtheirsignaltofarawayplaces.Thiswasbecausemostcitieshadonlyoneantennatowerformobilephones.Today’smobilephonesaresmallandeasytouse.Nowmostcitieshavealotofantennatowers,notjustone.Thismeansthateachmobilephonedoesn’thavetosenditssignalfaraway,sotheydon’tneedtobesopowerful.Mobilephonestodayusesmallbatteries.Alargecity,wherelotsofmobilephonesareused,canhavehundredsoftowers.Doyouknowwhatuseamobilephonehas?Yes,youcanuseittodoalotofthings.Callyourfriendsandfamilyfromalmostanywhere.Callthepoliceimmediatelyifthereisanaccidentinthestreet.Sendorreceiveane-mail.GetinformationfromtheInternet.Sendandreceivemessages：Sendingshortmessagesisapopularwaytouseyourmobilephone.Manypeopleuseshortformsofwords,sothemessagesarequicktowriteandread.Canyouguesswhatthesemessagesmean?Tryreadingthemout.Whatdoyouhear?RUOKCUL8RThat’sEZWillICUB42moro?That’sGr8!()51.Thereareabout_____waysofusingamobilephone.A.five B.six C.seven D.eight()52.Today’smobilephonesare_____accordingtothewriter.A.cheapandpopular B.smallbutpowerful C.bigenoughD.easytouse ()53.Amobilephoneuses_____tosendpeople’svoiceandshortmessages.A.radiosignals B.batteries C.computersD.antennatowers()54.Whichshortmessagemeans“Seeyoutomorrow!”?A.RUOK B.CUL8R C.That’sGr8!D.CU2moro()55.What’sthemainideaofthepassage?A.ThecommonknowledgeofthemobilephoneB.HowthemobilephonewilldevelopC.HowthemobilephoneworksandwhatuseithasD.Whatshortformsofwordsmeaninwrittenmessages(B)Arecentsurveyshowsthenumberofpeoplewhoreadbooksisgoingdown,whilemoreandmorepeoplearebeginningtoreadonline.TheInternetissoconvenientthatmoreandmorepeople,especiallyyoungpeople,areusingittoreplace(代替)newspapers,magazines,booksandtelevision.Formanyyoungpeople,thereisonlyonekindofbook:schoolbooks._________________________I’m63,butIusetheInternetdaily.Printedmatternolongerplaysasbigaroleinmylifeasitusedtodo.ButIcannotimagineaworldwithoutbooks.Justasbooksdidnotreplacewriting,computerswillnotcompletelyreplacebooks.Therearesomanybooks.Therearesomanybooksthatitwouldbeimpossibletoputthemallonline.TheLibraryofCongressinWashington,DChasover110millionitems.TheBritishLibraryinLondonDanger!Ifthelightispoor,readingcandamageoureyes.Technologyhasimprovedrecently,butitisstillbadforoureyesighttolookatacomputerscreenfortoolong.Booksareeasytoaccess(进入).Ifyouwanttoreadabook,youdon’thavetoturniton,tryagainandagaintoconnecttothewebsiteyouarelookingfororwaituntilyourcomputerhasrestartedafteracrash!Sothinktwicebeforeyouthrowyourbooksaway!根据短文内容，选择最佳答案。()56.WhatistheChinesemeaningoftheunderlinedword“convenient”?A.方便的 B.经济的 C.高科技的 D.社会化的()57.WhichofthefollowingisTRUEaccordingtothefirstparagraph?A.Moreandmorepeopleareenjoyingreadingrealbooks.B.Peoplecanreadnewsonlineinsteadofinnewspapers.C.Peoplecanknowwhat’shappeningonlythroughtheInternet.D.Mostyoungpeopledon’treadrealbooksatall.()58.Choosethemostpropersentencefortheblank. A.Booksarenotdead. B.Booksarenotallowed. C.Bookswillbecomeimportantagain. D.Booksarenotneeded.()59.Wecanknowfromthepassagethat_____. A.itisagoodwaytoreadallbooksonlineB.itisagoodwaytoputallbooksonline C.itisnecessarytoreadallbooksonline D.itisimpossibletoreadallbooksonline()60.Whatisthemainideaofthepassage?A.Booksonlinewillreplacerealbooks.B.Readingonlineisharmfultooureyes.C.Booksonlinecan’treplacerealbooks.D.It’seasiertoreadrealbooksthantoreadonline.五.根据汉语意思，完成下列句子。（每小题2分，共10分）61.我想逛街，不想看电视。

Iwanttogoshopping______________________.62.如果是在线杂志，纸张就不需要了。

Ifthemagazineisonline,___________________.63.从现在开始我帮你照顾你的宠物。

________________________Iwillhelpyoulookafteryourpet.64.你知道这些纸是丝制的吗？

Doyouknow_________________________silk?65.与其他人相比，我们幸运多了。_________________________,wearemuchmorelucky..六、短文填空。（每小题1分，共10分）Inafewyears’time,itwillbepossibletomakethingsyourselfwitha3-dimensional66_______.Youdownload3Ddesigns(图案)online,thenpush“print”.Hours67______,arealobjectwillcomeout68____yourprinter.Allyouneedisapieceofplastic.3Dprintershavebeenusedinfactories69_____tenyears.Theyare70_______totestpart(部件)designsforcarsandplanes.Theymakeobjectsoutofliquid(液体)andplastic.Theprintersaresoldforabout15,000dollarseach.Butinthenexttwoyears,pricesareexpectedtofall71______around$5,000.Thentheywill72_______abletobeusedinofficesandhomes.“Inthefuture,everyonewillhaveaprinter73________this,”saidHodLipson,aCornellUniversityprofessor.“You’Schoolscanbuythemfordesign(设计)classes.DoctorsprintmodelsfromCTscanstohelpinoperations.Youwillalsobeabletomaketoys.“It’seasyto74____________aBarbiedesign,scanyourhead,75______theheadonBarbieandprintitout,”suggestsJoeShenberger,whoworksfora3Dprintercompany.七.书面表达（10分）根据所给提示，写一篇有关“汉堡包”发明的文章。要求不少于70词。提示：1.以前人们吃面包、肉和蔬菜；

2.一位欧洲人在面包中间加入肉和蔬菜；3.一位来自德国汉堡的人把它带到了美国，被叫做“汉堡”；4.很受人们的喜爱，尤其是年轻人。听力材料第一节(1-5)1.W:Moreandmorepeopleusethedigitalcameratotakephotos.M:Yes.2.M:Excuseme.Canyoulendyourcomputertome?W:Why?M:I’dliketosendanemailtomyfriendstomorrow.3.W:Itwasyourfifteenthbirthdayyesterday.AmIright?M:That’sright.Ireceivedalotofbirthdaypresents.Myparentssentmeacomputer,myunclesentmeacameraandmyauntsentmeabike.4.M:IsTomplayingcomputergamesnow?W:No,heisbusymakingamodelplane.5.M:Whichinventiondoyouthinkisthemostimportant,computer,alarmclockorlightbulb?W:Ithinklightbulbis.第二节(6-10)6.W:Haveyoupublishedthismonth’se-magazine?M:Notyet.We’restillbusypreparingthematerials.Q:Whathasdonetothee-magazine?7.W:Mycellphonedoesn’twork.Couldyouhelpme,Tim?M:Gladtohelp.Butletmehavealookfirst.Mm,itseemsyouneedsomenewbatteries.Q:What’swrongwiththelady’scellphone?8.W:Howlongcancomputersbeused?M:Theycanbeusedformorethan50years.Q:Howlongcancomputersbeused?9.W:Wewouldn’thaveanynewspapersorbooks.Howwouldwegetknowledge?M:WewouldgetitfromtheInternet.Itcankeepmuchmoreknowledgethanbooks.Q:Whichonekeepsmoreknowledge?10.W:HowwasprintingintroducedtoEurope?M:ThehistorybooksaysthegreatItaliantravelerMarcoPolodidthat.Q:WhobroughtprintingtoEurope?第三节(11-15)Bigschoolbagshavebeenaseriousproblemforstudentsforalongtime.Maybeyourschoolbagistooheavytocarry,andittroublesyoualotwhenyouwanttofindabookouttoread.Nowane-textbookwillhelpyou.Itissaidthate-textbooksaregoingtobeusedinChinesemiddleschools.Ane-textbook,infact,isasmallcomputerforstudents.Itismuchlighterthanausualschoolbagandeasytocarry.Thoughitisassmallasabook,itcanholdallthematerialsforstudy.Thestudentscanreadthetextpagebypageonthescreen,takenoteswithaspecialpen,orevenhandintheirhomeworktotheirteachersbysendinge-mails.Alltheyhavetodoistopressabutton.Somepeoplesaye-textbooksaregood,butsomesaytheymaybebadforthestudents’eyes.Whatdoyouthinkofit?第四节(15-20)16．PrintingwasinventedinChina..17．Paperwasfirstcreatedabout2,000yearsago.18．Willbooksbeneededinthefuture?19．Nowcomputersarealreadyusedinclassrooms.20．Asaresult,bookswereexpensiveandrare.参考答案一．听力1-5ACCAC6-10CBBAC11-15BABCC16．invented17．years18．future19．used20．expensive二.单项选择：21-25BDDAD26-30BDBCC31-35 ACDCC36-40CDDDD三．完型填空41-45CCBAD 46-50BDBAC四．阅读理解51-55ABADC56-60ABADC五．完成句子61.ratherthanwatchTV

62.paperwon’tbeneeded

63.Fromnowon

64.thatthepaperismadefrom

65.Comparedwith六．缺词填空66.printer67.later68.of69.for70.used71.to72.be73.like74.download75.put七.Onepossibleversion:Therewasnohamburgerintheworldbefore.Peopleatebread,meatandvegetables.OnedayaEuropeanputseveralpiecesofmeatandsomefreshvegetablesbetweentwopiecesofbread.Heateitandittasteddelicious.Sothiskindoffoodwasinventedinthisway.LateramanfromthecityofHamburginGermanybroughtittoAmerica.AndsoonitbecameakindofpopularAmericanfood.Nowmanypeople,especiallyyoungpeople,likehamburgersverymuch.Module4Greatinventions单元检测试卷(分数100分时间90分钟)第Ⅰ卷听力部分(15分)一、听句子，选择与所听句子相符合的图片。(5分)1．Itookmanyphotoswithmydigitalcamera.2．Fromthebook，Iknowit'soneofthefourgreatinventionsinChina.3．Theinventioncanmakepeopleskateonthefloor.4．Ithinkit'sthegreatestinvention.Mostpeoplerideiteveryday.5．It'susedforstudyingandmadefromwood.1．______2.______3.______4.______5.______二、听对话和问题，选最佳答案。(5分)M：Iwanttogotothesciencemuseum.Canyoutellmetheway?W：Sorry，I'mnewhere.Q：Whereisthemangoing?6．A.Cinema.B．Library.C．Classroom.D．Museum.M：IthinkThomasEdisonisthegreatestinventor.W：Iagreewithyou.Ithinklightisthemostvaluable.Q：WhatwasinventedbyThomasEdison?7．A.Train.B．Plane.C．Light.D．Paper.M：InancientChina，peopleusedthewoodsandcottontomakepaper.W：Yes，paperwasfirstusedinChina.Q：Whatcan'tbeusedtomakepaper?8．A.Woods.B．Rock.C．Cotton.D．Woodsandcotton.M：Whatdidpeopleusetowritebeforepenswereinvented?W：Somefeathersoflargebirds.Q：Whatdidpeopleusetowritebeforepenswereinvented?9．A.Pen.B．Chalk.C．Feathers.D．Stick.M：WhataretheadvantagesofE­book?W：It'slighterandcheaper.Anditcanbereadfaster.Q：WhatarenotE­book'sadvantages?10．A.Big.B．Light.C．Cheap.D．Fast.三、听短文，完成表格信息。每空词数不限。(5分)Weknowthattheball­pointpenisoneofthemostusefulinventions.Howwastheball­pointpeninvented？ItwasinventedbyanAmericanpersonnamedJohnLoudin1888.Anditreallyhelpsuswritefasterandmakesourlifeeasier.Theyarewidelyusedinmanyfields.Andthepriceisusuallylow.Ball­pointpensarebecomingsmallerandlighter.Andthekindofpensiswidelyusedinourdailylife.Theyarereallyusefulandhelpfulinourlife.WhoJohnLoud,an11.______personWhen12.______AdvantagesHelpuswritefasterand13.______WheretobeusedManyfieldsPrice14.______ChangesBecome15.______第Ⅱ卷笔试部分(85分)四、单项选择(10分)16．ThistypeofMP4ismyfavourite,butIcan't______it.A．spendB．payC．affordD．cost17．—Wouldyouliketohavealookatsomepants？Theymayfityouwell.—Well,I'dliketotrythoseblue______.A．pairsB．oneC．couplesD．pair18．Theairconditioningis______Qingdao.A．madebyB．madefromC．madeofD．madein19．IthinkEdisonisoneofthegreatest______.A．inventB．inventorC．inventionD．inventors20．—Howaboutgoingtothemoviesthisweekend?—Sorry,Iprefer______ratherthan______.A．tostayathome；goout B．togoout；stayathomeC．stayingathome；goout D．goingout；stayathome21．Stonecanbe______buildinghouses.A．usedforB．usedtoC．usetoD．usedby22．Youcangoandplayfootballwhenyourwork______.A．hasdoneB．isdoneC．willbedoneD．wasdone23．Tom'sfatherworksatweekends______hecanmakemoremoneytopayforhiseducation.A．sothatB．thatC．inordertoD．and24．Iwill______thenewspapertoseewhathappenedyesterday.A．lookafterB．lookthroughC．lookdownD．lookup25．—______yourhomework______？—Notyet.A．Has；finishB．Has；beenfinishedC．Did；finishD．Did；finished五、完形填空(10分)Manhasinventedfourkindsofsatellites.Thefirstkindofsatellitesstudiesthe__26__oftheearth.Theyareusedtomakemaps.Theyalsohelpcountriestoseewheretheymay__27__oilorgold.Thesecondkindofsatelliteisusedtoguideshipsandplanes.Ashiporaplanecan__28__amessagetothesatellite,andthesatellitecanfindout__29__theshiportheplaneis.Thethirdkindstudiestheweather.Thesesatellites__30__cloudandstrongwindsmovingacrosstheearth.Theywarncountriestomakepreparationswhenvery__31__weatheriscoming.__32__kindisusedforcommunication.Telephonecalls__33__countriescanbesenttothesesatellites.Somecancarryhundredsofcallsatthesametime;thecallissenttothesatellite,andthenthe__34__sendsittothestationinthecountryandthecountryisbeingphoned.Thesesatellitesalsocarrypictures;theycanreceiveandsendabouteight__35__atatime,whichwecanwatchonTV.26．A.physics B．chemistry C．biology D．geography27．A.carry B．find C．keep D．choose28．A.write B．take C．send D．boring29．A.where B．what C．which D．that30．A.have B．watch C．notice D．see31．A.sunny B．cool C．bad D．fine32．A.Thelast B．Other C．One D．Another33．A.among B．along C．between D．of34．A.TV B．telegraph C．telephone D．satellite35．A.plays B．programmes C．films D．languages六、阅读理解(30分)AHaveyoueverheardofe­books？E­booksareelectricbooks.Theyarenolargerthanordinarybooks,withascreenonwhichyoucanread.Howdoesthee­bookwork？First,lookthroughwebsitesonyourcomputerandchoosebooksthatyouwant.Therearethousandsofe­booksprovidedbydifferentwebsitesontheInternet.Thendownloadthee­booksyoulikeintoyourcomputers,MP4playersormobilephones.Youcandownloadabout1000e­booksatatime.Nowyoucanjustsitdownandenjoyreading.Comparedwithordinarybooks,e­bookshavemanyadvantages.Firstofall,e­bookssavespace.Youcanputasmanyas1000booksintoathingnobiggerthanapocketradioandcarryiteverywhere.Youcanrenewreadingmaterialsinyoure­booksasmanytimesasyoulike.Withthedevelopmentofe­books,e­librarywillappear.Thenyoujustneedtogotothee­libraryanddownloadwhatyouwanttoread.Younolongerneedtoworryaboutwhetheryourbookscosttoomuchornot.36．Wenowknowthatane­bookis______.A．anelectricbook B．electricdictionaryC．abookonascreen D．anordinarybook37．Ifyouwanttoreadane­bookyoulikebest,youhaveto______it.A．buy B．lookthroughC．download D．lookfor38．Youcanputyoure­booksinyour______.A．bookcase B．MP4C．telephone D．schoolbag39．Theword“advantages”means______inChinese.A．页码 B．读者C．优点 D．缺点40．WhichofthefollowingisNOTTRUE?A．Manye­booksareprovidedondifferentwebsites.B．Youcandownloadabout1000e­booksatatime.C．Ane­bookcoststoomuch.D．Youcanrenewreadingmaterialsinyoure­books.BRobotsaresmart.Withtheircomputerbrains,theyhelppeopleworkindangerousplacesordodifficultjobs.Somerobotsdoregularjobs.Bobby,amailcarrier,bringsmailstoalargeofficebuildinginWashington.Heisoneofthe250mailcarriersintheUnitedStates.MrLeachim,whoweighstwohundredpoundsandissixfeettall,hassomeadvantagesasateacher.Oneisthathedoesnotforgetdetails.Heknowseachchild'sname,theparents'namesandwhateachchildknowsandneedstoknow.Inaddition,heknowseachchild'spetsandhobbies.MrLeachimdoesnotmakemistakes.Eachchildgoesandtellshisorhernameandthendialsanidentificationnumber.Hiscomputerbrainputsthechild'svoiceandnumbertogether.Heidentifiesthechildwithnomistake.Thenhestartsthelesson.AnotheradvantageisthatMrLeachimisflexible.Ifthechildrenneedmoretimetodotheirlessonstheycanmoveswitches.InthiswaytheycanrepeatMrLeachim'slessonoverandoveragain.Whenthechildrendoagoodjob,hetellsthemsomethinginterestingabouttheirhobbies.AttheendofthelessonthechildrenswitchMrLeachimoff.41．Thefirstparagraphofthepassagetellsus______.A．humanbeingsarenotassmartasrobotsB．robotswilltaketheplaceofmentoruletheearthC．wecanonlyuserobotstodosomeregularjobsD．robotscanhelppeopleinmanydifferentways42．MrLeachim's______make(s)himagoodteacher.A．knowledgeB．appearanceC．advantagesD．energy43．WhatistheimportantthingMrLeachimcandoinhislesson?A．Tomeettheneedsofeachstudent.B．Totalktothestudentsindifferentlanguages.C．Tokeepeveryone'sinterestinhislesson.D．Tointroducemorehobbiestothechildren.44．Theunderlinedword“flexible”inthethirdparagraphmeans______.A．notstrictB．nothardC．suitableD．changeable45．Whichofthefollowingmaybetrueaccordingtothepassage?A．Thereare250robotteachersintheUnitedB．MrLeachimisrunandcontrolledbyelectricity.C．BobbyworksinalargeofficebuildinginWashington.D．ThelessonstaughtbyMrLeachimaregivenonaTVset.CTheworld'sfirstflyingcarnamedTransitionflewintotheairintheearlyyearof2009.Itfinisheda37seconds'testflightinNewTransitionwasmadebyacompanyofAmerica.Ithastwoseatsinit.Beingaflyingcar,itcanflyupintheair.Butsomethingisdifferent.Itswingsarefoldable①.Whenitlandsontheground,itfoldsupitstwowingsandrunsdowntheroad.Theflyingcarcanflyatupto115milesanhourfor450milesintheair.Anditcanrunontheroadquickly.Becausetheflyingcaralmosthasthesamesizeasothercars,itcangetintoastandardgarage.Butitneedsarunwaylikeanyplanebeforeittakesoff②.Whatdoyouthinkoftheflyingcar？Youmustthinkitissocool！Maybeyouaretheownerofsuchaflyingcaroneday.46．请根据上下文猜测文章中画线单词和短语的汉语意思。①________________________________________________________________________②________________________________________________________________________47．写出文章中斜体句子的同义句。You____________theownerofsuchaflyingcaroneday.根据短文内容，判断下列信息的正(T)误(F)。48．Theflyingcarcanhavefourpeopleinit.(