大学英语2 itest四级测试1

大学英语2itest四级测试1itest四级测试11.Directions:Forthispart,youareallowed30minutestowriteanessayonPrintedBookorE-book.Youshouldwriteatleast120wordsbutnomorethan180words.1.随着网络不断深入人们生活，电子图书逐渐受到大众欢迎2.与传统图书相比，电子图书具有的优势3.我的看法答案：PrintedBookorE-book AsthecomputerandInternettechnologyheads thewayintoeveryone'sdailylife,theprintedworldgraduallylosesitsdominance.YoucanalmostcertainlyseemorepeoplestaringatInternetterminalsthanflippingthroughprintedbooks. Unlikeprintedbooks,youcanpurchase,download e-booksyouwanttoreadinfewminutesandstartreading themwithoutleavingyourroom.Besides,e-bookstakeuplessspace.Youcanstorehundredsandthousandsoftheminyourcomputer.Withmoderntechnology,youcanreade-booksanywhereatanytime,suchasonthebus,train,airplaneorwhilewaitinginline.Lastbutnotleast,e-booksareeco-friendlybynotconsumingpaper,ink,etc. However,innowaydoesitsignaltheendofprintedbooks.Actually,notallbooksareavailableine-bookform.Andthehighcostofane-bookreaderpreventsmuchoftheworld'spopulationfromusinge-books.Moreover,therapidlychangingtechnologiesputolddevicesoutofuse,thusleadtomorewasteandpollution.解析：此作文是一篇涉及阅读话 题 快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题 的论述文。考生需要根据所给提纲信息来写作。本文语言 规范 编程规范下载gsp规范下载钢格栅规范下载警徽规范下载建设厅规范下载 、地道，结构清晰。作者首先对现实状况进行了描述，随着网络和电脑技术的发展，印刷品逐渐丧失了统治地位；第二段列举了电子图书的优势：图书的获取和购买更为便捷、占用空间小、便于携带等多种特点。结尾处作者亮明了自己的观点：电子图书的兴起并不意味着纸质图书的终结。一方面，并不是所有的图书都有电子版；另外，由于技术进步带来的电子阅读器的淘汰会带来更多的污染和浪费。Directions：Inthissection,youwillhearthreenewsreports.Attheendofeachnewsreport,youwillheartwoorthreequestions.Boththenewsreportandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).[听力文本资源]There’sonefruitthatcanhelpfeedhungrypeoplewholiveinwarmandwetareasintheworld.It’scalledabreadfruit,butitdoesn’tlooklikebread.It’saroundgreenfruitwithanunsmoothskinontheoutside.Whenit’sreadytoeat,theskinlooksalittleyellowandbrown.Itdoesn’thavemuchtaste,andmostpeoplesayit’salotlikeapotato.Thebreadfruitisagoodsourceoffoodbecauseonetreecanproducearound250fruitseachyear.Thetreeisalsoeasytotakecareof.Butthebiggestreasonwhybreadfruitmaybetheanswertofeedingpoorpeopleisthehealthyingredientsthatthisfruitprovides. Itmaybeafruit,butithasalotofhealthyingredientslikemeat,whichisimportantespeciallyinpoorcountrieswherepeoplecan’taffordmeat.Thebiggestproblemmaybeforthepeopletoacceptthisfruitaspartoftheirculturaldiet.1.[听力文本资源]Whatdowelearnaboutbreadfruit?[听力文本资源]A)Itcanproducearound250fruitsonlyinfallandspring.B)Ithasalotofflavorandisalotlikeatomato.C)Itisroundandgreenwithasmoothskinoutside.D)Ithelpsfeedhungrypeopleinwarmandwetareas.√ 2.[听力文本资源]Whyisbreadfruitgoodforfeedingpoorpeople?[听力文本资源]A)Forthegoodtastepoorpeopleareunlikelytoget.B)Forthefactthatpoorpeoplecan’taffordfruit.C)Forthegoodpricethisfoodcostsinthemarket.D)Forthehealthyingredientsthisfruitprovides.√[听力文本资源]Lastweek,54peoplewerekilledwhenateenagerexplodedbombsnearaweddinginTurkey.Twenty-twoofthemwerechildrenundertheageof14.Alotofwomenwerealsokilledbecausewhenthebombexploded,womenweredoingatraditionalweddingceremonyofpaintingtheirhandsandfeetwithatemporaryinknearthebombarea. Manypeopleintheseareashavebecometoofamiliarwiththistypeofviolence,buteverybodywassurprisedwhenthereweresomanyinnocentchildrenwhodiedorwhenachildwasgoingtodothekillings.Itusedtobeonlyadults,mostlymen,butlatermorewomenwereinvolvedinthiskindofbombkilling.Manywerestillveryyoung.Now,evenchildrenhavejoinedthem.It’ssimplyunbelievable!Wheneverpeoplethinkofthis,theywouldaskthisquestion,“Whopersuadedthesechildrentodothekilling?”3.[听力文本资源]What’stheshockingincidentnearaweddinginTurkeylastweek?[听力文本资源]A)Manywomengotseriouslyinjurednearabombarea.B)Twenty-twokidsundertheageof14gotinjuredinanexplosion.C)Ateenagerwascaughtwhileanexplosionoccurred.D)Fifty-fourpeoplewerekilledwhenateenagerexplodedbombs.√4.[听力文本资源]Whatwaseverybodyintheseareassurprisedat?[听力文本资源]A)Theteenagersuspectwasstillatlarge.B)Childrenbecamefamiliarwithviolence.C)Manyinnocentchildrengotinjured.D)Childrenwereinvolvedinthekillings.√[听力文本资源]Airplanepassengersmustlistentoasafetypresentationeverytimetheyfly.Theairplanestaffshowpassengersthesafetyfeaturesoftheplaneandexplainhowtousethem.Mosttimes,especiallyforfrequenttravellers,thesepresentationsareboring,sotheydon’tpayattention.Airlinecompanieswanttobesurethattheirpassengerswatchandlistentothedirectionsbecausetheyareimportantincasethere’sanemergency.Toattractpassengerinterest moreairlinesarecreatinginterestingandfunnyvideostoencouragemorepassengerstopayattention.Manyofthesevideoshavethequalityoftheatreproductionsandoftenhavefamouspeopleinthem.Someofthesesafetyvideoshavebecomesopopularthatmillionsofpeoplehavewatchedthemonline.Airlinesarepleasedthatthesevideoshavebecomepopularnotjustwiththepassengersontheairplane,butotherpeoplewhomaywishtoflyontheirairplanesbecausetheyenjoyedthesafetyvideoonline.5.[听力文本资源]Howdopassengersfeelaboutthesafetyvideo?[听力文本资源]A)Theythinkithasusefulinformationfortravellers.B)Theythinkthevideopresentationiskindofboring.√C)Theyfeelthevideoisimportantfortheirsafety.D)Theyfeelveryinterestedinwatchingthevideo.6.[听力文本资源]Whatareairlinestryingtodotocapturethepassengers’attention?[听力文本资源]A)Tomakesureeveryvideohasfamouspeopleinit.B)Tocreatenewinterestingandfunnyvideos.√C)Toconvincethemit’simportanttowatchthevideo.D)Toshowthemhowtohandleanemergencyinthevideo.7.[听力文本资源]Whyareairlineshappyabouttheirnewsafetyvideos?[听力文本资源]A)Becausethesafetyvideoshavebecomepopularonline.√B)Becausethesafetyvideoshaveattractedtheirstaff.C)Becausethesafetyvideosareliketheatreproductions.D)Becausethevideosaremoreaccurateaboutemergencies.Directions：Inthissection,youwillheartwolongconversations.Attheendofeachconversation,youwillhearfourquestions.Boththeconversationandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).[听力文本资源]M:Hey,Iwascleaningthebasement.LookatthisfunnyoldpictureIfound!W:Ohyeah,thatwasfromthegraduationdancebackinhighschool.Thatwassomuchfun,gettingalldressedupandfancy.IworeabeautifulbluegownandmyfriendCindyworegreen.M:No,Cindywaswearingayellowdress;itwasmypartnerwhoworegreen.Yougirlsweresosillyandnoisy,walkingproudlyinyourfancydresses,actinglikeprincessesfromsomefairytales.W:Nonsense,wewerecalmandquiet.M:Yeah,sure,andgraceful,too,withyourexpertdancing!Howmanypoormendidyoutripuponthedancefloor?W:Ididn’ttripanyoneup.ItwasCindythatkeptmessingupandknockingherpartnerover.M:Ohright,youonlysteppedonyourpartner’sfeet.Irememberedthepoorguycouldn’tplaysoccerfortwoweeksbecausehistoesweresosore!W:Hahaha,yeah,Ihadforgottenallaboutthat.Iwasn’talltoblamethough,hedroppedmerightonmybackduringoneofthedances.I’veneverbeensosoreandsoattractiveallatonce!Andwhataboutyou?Youwerejustasclumsyastherestofus!M:Ha!Sotrue,butatleastIdidn’thaveanentiregownstuckinthecardoor!W:You’rejustenviousbecauseyouhadtoborrowDad’sboringoldsuit!8.[听力文本资源]WhatwasthecolorofthedressthatCindyworeatthegraduationdance?[听力文本资源]A)Green.B)Yellow.√C)Brown.D)Blue.    9.[听力文本资源]Whatdidthemansayaboutthegirls?[听力文本资源]A)Theyweregraceful.B)Theywerequiet.C)Theyweresilly.√D)Theywerecalm.10.[听力文本资源]Accordingtotheman,howdidthewomandance?[听力文本资源]A)Shetrippedoverwhendancing.B)Shedancedlikeanexpert.C)Sheknockedherpartnerover.D)Shesteppedonherpartner’sfeet.√11.[听力文本资源]Whichofthefollowingbestdescribesthetoneoftheconversation?[听力文本资源]A)Serious.B)Humorous.√C)Harsh.D)Envious.[听力文本资源]M:Ican’twaitforThanksgiving!Onlytwomoredays!W:Ididn’trealizeThanksgivingwassuchanimportantholidayforyou.M:Oh,it’sthebiggestdayoftheyearformyfamily!Everyoneatourparents’home:mytwosisters,mybrother,allourfamilies–it’satleast23people—Morethan30ifauntsandunclescomeover!W:Wow,soundslikealotofpeopleforonehouse!M:Yea,butweloveit!Wemoveallthefurnitureoutofthebiglivingroomandsetupfourlongtablessowecanalleattogether.W:Mustbequiteawonderfuldinner!Isitalltheclassics?M:Youbet!Wehavetwowholeturkeys,and10poundsofsweetpotatoes!Nottomentionheapsofmom’sfamousfruitsalad.AuntPeggybringsthreemeatpiesandUncleCharliebringsthreeapplepies.W:Haha,that’ssotraditional!YouguysareliketheoriginalAmericanstwohundredyearsago!M:Whatdoyoudo,ifit’snot“sotraditional?”W:Thanksgivingisneverbigformyfamily.MyparentsliveinFloridaontheothersideofthecountry,so,mysister,herhusbandandIallgoouttoeat.Wetryanewrestauranteveryyear.LastyearwasGreek–thisyearwe’retryingMexicanfood!M:Um…okay–butdon’tyoumisstheturkeyandthepie?W:Notreally.Idosometimesmissthepie…So,thelastfewyearsI’vebakedanapplepie–andafterdinnerthethreegobacktomyplaceandhaveapplepiewithicecream.Newwords:Turkeyn.火鸡12.[听力文本资源]Howdoesthemanfeelabouthisfamily’scelebrationofThanksgiving?[听力文本资源]A)Heisveryexcitedabouthavingatraditionalcelebration.√B)Heisworriedabouthavingsomanypeopleinonehouse.C)Heiscuriousaboutsomanypeoplehavingdinnertogether.D)HeisconfusedabouttheimportanceofThanksgivinginhisfamily. 13.[听力文本资源]Whatpreparationwilltheman’sfamilymakeforThanksgiving?[听力文本资源]A)Theywillsetupfourlongtablessotheycaneattogether.√B)Theywillmakeabout20poundsofsweetpotatoes.C)Theywillmovethefurnitureoutofthediningroom.D)Theywillmakeheapsofvegetableandfruitsalad.14.[听力文本资源]WhatwillAuntPeggybringtotheThanksgivingdinner?[听力文本资源]A)Sweetpotatoes.B)Meatpies.√C)Fruitsalad.D)Applepies.15.[听力文本资源]HowdoesthewomancelebrateThanksgiving?[听力文本资源]A)ShespendstheholidaywithherparentsinFlorida.B)Shetriesnewrestaurantswithherhusband.C)Shehasapplepieandicecreamathomealone.D)Sheeatsoutwithhersisterandhersister’shusband.√Directions：Inthissection,youwillhearthreepassages.Attheendofeachpassage,youwillhearsomequestions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).What'sthesecretofeternalyouth?Pleasetryatomato!Atthisrate,scientistswillhavetocomeupwithabetterdescriptionforthetomatothanmere"superfood". Whileithaslongbeencreditedwithpreventingsomecancers,thefruitnowappearstohavetwomorehealthy-givingbenefits.Astudyhasfoundthattomatoeshavegotprotectionagainstsunburnandhelpkeepingtheskinlookingyouthful.Tomatoescouldprovideacheapandeasywayofimprovinghealth.Researchersrecommendtwotomato-basedmealsadayforhealth.Possiblemenusincludeaglassoftomatojuicewithbreakfastandasaladlaterortomatosoupforlunchandpastawithatomatosaucefordinner.Totestthefruit'sabilitytoprotecttheskin,tenvolunteerswereaskedtoeatfivetablespoonsoftomatopastemixedwitholiveoileverydayforthreemonths.Anothertenhadadailydoseofoliveoil—minusthetomatopaste.Testsshowedthetomato-eaterswereathirdbetterprotectedagainstsunburn.Othertestssuggestedthetomato-baseddiethadincreasedproductionofcollagen,theproteinthatkeepsskinsupple.Ifthatwerenotenough,thefruitalsoprotectsourelementsofcellswhichturnthefoodweeatintoenergy.Thefruitislikelytocontributetoimprovedskinhealth,whichinturnmayhaveananti-ageingeffect.Theresearchersstressed,however,thattheirfindingswerenotanexcusetothrowawaythesuncream.Peopleshouldnotthinktomatoesinanywaycanreplacesuncreams.16.[听力文本资源]Whatisthemainideaofthispassage?[听力文本资源]A)Thevarioususesoftomatoes.B)Howtomatoescanmakepeoplehealthyandyoung.√C)Howtomatoesaredifferentfromotherfruits.D)Thepositiveandnegativefunctionsoftomatoes.17.[听力文本资源]Accordingtotheresearcher,howmanytomatoesadaywillbehealthy?[听力文本资源]A)Onetomato-basedmealaday.B)Twoforeachmeal.C)Twotomato-basedmealsaday.√D)Oneforeachmeal.18.[听力文本资源]WhichisNOTtheeffectoftomatoes?[听力文本资源]A)Theycanimproveskinhealth.B)Theycanbeturnedintoenergy.√C)Theycanprotectskinagainstsunburn.D)Theycanhaveananti-ageingeffect.[听力文本资源]WhenUSspacewomanJoanHigginbothamisnotflyingandworkinginspace,shemightbefoundsomewhereonearthgivingaspeech.Higginbotham,whogrewupinChicagoandbecameanengineerbeforejoiningNASA,thatistheNationalAirandSpaceAdministration,givesaboutadozenspeechesayear.Eachspeechisdifferentbecauseshetailorsherremarkstoeachaudience.ThroughinterviewsandE-mails,shefindsoutinadvanceherlisteners'educationallevelandwhatinformationtheywanttoknow.Onthesubjectofspacewalks,forexample,audiencesvaryintheirinterestsandhowmuchcomplexitytheycancomprehend.Toelementaryschoolchildren,Higginbothammaydiscussaproblemthatmanykidswanttoknowabout."Howdospacemeninaspacesuiteat,drink,andgotothebathroom?"Heransweris"thespacesuitisreallyasmallspacecraftwithroomforfoodandwater-containers,andawaste-collectionsystem."Toahighschoolaudience,shemightsatisfyacuriositythatoftenarisesinherpre-speechinterviewswithstudentswhoobviouslyhaveseenmanysciencefictionmovies."Dospacemencarryweaponsincasetheyencounterenemiesinspace?"Heransweris"No."Toscientists,shemightprovidetechnicaldetailsonsuchtopicsasthedesignofspacesuitsthatprotectsspacemenfromthedeadlytemperatureextremesofspace.Justaselaboratepreparationisrequiredforsuccessinspace,Higginbothamsaysthatit'simportantforspeakerstolearnasmuchaspossibleabouttheirlistenersbeforeaspeechbecauseeveryaudienceisdifferent.19.[听力文本资源]WhatdidJoanHigginbothamdobeforejoininginNASA?[听力文本资源]A)Shewasanengineer.√B)Shewasaneducator.C)Shewasapublicspeaker.D)Shewasatailor.20.[听力文本资源]HowdoesHigginbothamprepareherspeechonspacewalks?[听力文本资源]A)Focusingonthelatestprogressinspacescience.B)Includinginterestingexamplesinthem.C)Basingthemonscience-fictionmovies.D)Adjustingthemtodifferentaudiences.√21.[听力文本资源]Whatdoesthehighschoolaudiencewanttoknowaboutspacetravel?[听力文本资源]A)Howspacesuitsprotectspacemen.B)HowNASAtrainsitsspacemen.C)Whetherspacemencarryweapons.√D)Whatspacemeneatanddrink.[听力文本资源]Mostofuswillspenddecadesgettingourfinancesreadyforretirement.Butaswegetclosertoretirement,wealsoneedaplanforwhatwewilldoinretirement.Thetransitionfromfull-timeworktoretirementisdifficultforsomepeople.Itisnoteasytojumpfromworkingalldaytoacompletelyunstructuredday.Perhapsyoucangivebacktothecommunityandvolunteerinanorganizationthatyoubelievein.Thiswillhelpwiththeretirementtransition,andmanyorganizationsneedahelpinghand.Youwillhavealotmorefreetimeinretirement,soitistheperfecttimetopursueyourhobbiesandinterestsandtrynewthings.Insomecases,youmightbeabletoturnyourhobbyintoamicro-business.Ifyoulikeplayingmusic,perhapsyoucanteachmusiclessons.Thiswillgiveyoualittlebitofextraincomeandhelpkeepyouinterested.Somepeopledon'tlikeretirementafteralifetimeofstructure.Giveyourselfayearortwotosettleintoretirement.Ifyoudon'tlikebeingidle,trygettingbackintotheworkforceagain.Perhapsyoucantryconsultingorapart-timejob.Ifyouhavetheresources,youcanstartasmallbusinessorajointventurewithfriends.Therearemanyusefulthingsyoucandoafterretirement,andthereisnoneedtostayhomealldayandwatchTV.Retirementmeansyoucandowhateveryouwantto,evenifthatmeansgettingajob.22.[听力文本资源]Whatdoesthepassagemainlytalkabout?[听力文本资源]A)Howtogetfinancesreadyforretirement.B)Howtostartabusinessafterquittingjob.C)Howtoadjusttopost-retirementlife.√D)Howtotacklethedifficultlifeafterretirement.23.[听力文本资源]Accordingtothepassage,whichoneismentionedasthewaytohelpwithretirementtransition?[听力文本资源]A)Attendingmusiclessons.B)Doingvoluntarywork.√C)Settlingdowninotherplaces.D)Stayingathomeallday.24.[听力文本资源]Whatcanweinferfromthepassage?[听力文本资源]A)Thechangefromfull-timeworkingtoretirementisdifficultforeveryone.B)Manyorganizationscanhelppeopledealwithretirementlife.C)Beforegoingbacktoworkagain,peopleshouldconsultdoctors.D)Withmorefreetimeafterretirement,youmaychangeyoupursuitsintosmallbusiness.√25.[听力文本资源]Whatdoesretirementmeanaccordingtothepassage?[听力文本资源]A)Retirementmeansyoucandowhateveryoulike,evenresumeworkingagain.√B)Retirementisthetimeforpeopletostartabusiness.C)Retirementisanythingbutenjoyabletimeforeveryone.D)Retirementmeansyoucanrealizewhateverdreamsyouhave.Directions：Inthissection,thereisapassagewithtenblanks.Youarerequiredtoselectonewordforeachblankfromalistofchoicesgiveninawordbankbeforethepassage.Readthepassagethroughcarefullybeforemakingyourchoices.Eachchoiceinthebankisidentifiedbyaletter.Pleasewritedownthecorrespondingletterforeachitemintheblanks.Youmaynotuseanyofthewordsinthebankmorethanonce.Aratorpigeonmightnotbetheobviouschoicetotendtosomeonewhoissick,butthesecreatureshavesomesuperiorskillsthatcouldhelpthetreatmentofhumandiseases.Pigeonsareoftenseenasdirtybirdsandanurbannuisance,buttheyarejustthelatestinalonglineofanimalsthathavebeenfoundtohaveabilitiestohelphumans.Despitehavingabrainnobiggerthanthetipofyourindexfinger,pigeonshaveaveryimpressivevisualmemory.Recentlyitwasshownthattheycouldbetrainedtobeasaccurateashumanatdetectingbreastcancerinimages.Ratsareoftenassociatedwithspreadingdiseaseratherthanpreventingit,butthislong-tailedanimalishighlysensitive.Insidearat’snoseareupto1,000differenttypesofolfactoryreceptors(嗅觉感受器),whereashumansonlyhave100to200types.Thisgivesratstheabilitytodetectslightsmells.Asaresult,someratsarebeingputtoworktodetectTB(肺结核).Whentheratsdetectthesmell,theystopandrubtheirlegstoindicateasampleisinfected.Traditionally,ahundredsampleswouldtakelabtechniciansmorethantwodaystoexamine,butforaratittakeslessthan20minutes.Thisratdetectionmethoddoesn’trelyonspecialistequipment.Itisalsomoreaccurate—theratsareabletofindmoreTBinfectionsand,therefore,savemorelives.A)associatedB)examineC)indicateD)nuisanceE)peakF)preventingG)prohibitingH)sensitiveI)slightJ)specifyK)superiorL)suspiciousM)tipN)treatedO)visual Directions：Therearetwopassagesinthissection.ReadthepassagescarefullyandchoosethebestanswerfromthefourchoicesmarkedA),B),C)andD).Scientistsandothersinthepsychological,sociologicalfieldshaveassertedthathumansusemaybe0.01to0.10percentofourbrain.Hereisaneasierwayofunderstandingwhatthatmeans.Firstletusmakeitclearthatmechanicallyyouuse100percentofyourbrain.Enhancingusagetoitsmaximumisanothersubject.Sowhensomeoneputsapercentageofuseonthebraintheydonotmeanthattheother,say90percent,isnotactiveoruseless.Thinkofitthisway.Let’ssayyourbrainisastereo(立体声音响).Whenyouareusingyourstereoyouareusing100percentofit.Ifthevolumeknob(旋钮)issetata2level,thenyouarenotgettingthesameusagewhencomparedtoturningthevolumeknobto8or10.Sowhatscientistsaretryingtogetacrosstousiswehavealotmoreroominourcranium(头盖骨)tofill.Wehavemorevolumetoboost.Wearenotevenclosetotappingourpotentialofbrainpower.Thereisnophysicaldatatodetermineinclearevidencetheamountofusagethehumanbrainhas.However,therehasbeendatathathasshownthatpeoplehaveincreasedtheirbrainpower.Thentherearethepeoplewhoshowmentalabilitiesthatareveryrare.Somepeoplewithautism(自闭症),forexample,havehadtheabilitytocalculateveryhighlevelsofmathequations(方程式)withouteverhavinglearnedhow.Therearealsomoreandmorevariableswearelearningaboutthebrain.Studiessuggestthateventhoughourbrainisoneasawhole,weevidentlygetproductionoutofseparatepartsofthebrainfordifferentmentaltasks.Wehaveallheardoftherightbrain/leftbrainreferencesforexample.Soregardlessofhowyouwanttointerpretthebrainusagebypercentage,thefactisthatitisthemostamazinggiftwehave.Acomputerisnothingcomparedtothehumanbrain.Andwecanbuilduponourabilitytogetmoreoutofit.Soturnupthevolumebuttonandgetthebrainworking.36.Whatistheproblemmainlytalkedaboutinthispassage?考试时的选项顺序(考试中界面显示的选项打乱后的顺序)A)Morethan90percentofourbrainisnotusedtothemaximum.√B)Morethan90percentofourbrainisnotactive.C)Morethan90percentofourbrainisnotsuitableforuse.D)Morethan90percentofourbrainuseisnotknowntoscientists. 37.InParagraph3,theauthor’smainpurposeisto_________.考试时的选项顺序(考试中界面显示的选项打乱后的顺序)A)giveusinstructionsabouthowtobetteruseastereoB)showthedifferencebetweenvolumelevelsinastereoC)determinehowloudmusicaffectsthefunctionsofourbrainsD)makeusunderstandwhywearenotfullyusingourbrains√ 38.Whatdothescientistsmeanby“wehavealotmoreroominourcraniumtofill”inParagraph4?考试时的选项顺序(考试中界面显示的选项打乱后的顺序)A)Westillhavedifferentopinionsabouttheproperuseofourbrain.B)Thereisstillsomespaceforthebraintogrow.C)Thereisstillsomepotentialinhumanbrainstoexplore.√D)Westillhavealongwaytogointhestudyofhumanbrains. 39.Whatdoestheauthortrytoshowwiththeexampleofpeoplewithautism?考试时的选项顺序(考试中界面显示的选项打乱后的顺序)A)Somepeoplemayhavespecialmentalabilities.√B)Somepeoplemayincreasetheirbrainpowerthroughlearning.C)Thebrainhasdifferentpartstoperformdifferenttasks.D)Thebrainhasanunlimitedamountofusage. 40.Wha