2022年湖北省襄樊市大學(xué)英語(yǔ)6級(jí)大學(xué)英語(yǔ)六級(jí)測(cè)試卷(含答案)

2022年湖北省襄樊市大學(xué)英語(yǔ)6級(jí)大學(xué)英語(yǔ)六級(jí)測(cè)試卷(含答案)學(xué)校:________班級(jí):________姓名:________考號(hào):________

一、2.ReadingComprehension(SkimmingandScanning)(20題)1.

Althoughsomepeopleareannoyedby______ofsingularthey,thisconstructionisusedmoreandmorefrequentlytosolvethepronounproblem.

2.

Public-libraryborrowersinAmericacanread80booksinoneyear.

A.YB.NC.NG

3.The"News"inEducation

Educationchangeswithtime.Becauseofthesechanges,thefaceofeducationandaccesstoeducationaredifferenttoday.Themostobviouschangeisthattherearedifferentthingstoteach.16fact,thereismuchmoretoteach.Learningandresearchhaveincreasedgreatlyinthepastcentury,greatadvancesinsciencemeanthatthereismuchmore,informationtoteach.Someoftheideasofthepastwerewrong,sothecontentofbooksisdifferent.Forexample,inabeginningbiologyclasstoday,morethan70%oftheinformationthatstudentslearntodaywasnotknowntwentyyearsago.That'sanimportantreasonforchange!Asscientistslearnmore,therewillbemoreforstudentstolearn.

Anotherreasonforchangesineducationisthattherearenewteachingtools.Forcenturies,schoolshadnobooks.Theteachersgavebylessonsexplainingideastostudents.Todayteachersandstudentsusebooks,includinge-books.Theyalsousetechnology.Forexample,manyofthemusecomputers,video,andon-linecommunication.Thereareevenelectronicclassrooms.Throughinteractiveinstructionaltelevisionnetworks(IITV),ateachercanteachstudentsindifferentplaces.TheirIITVclassroomsuseradiosignalsorsatellitecommunicationtocarrythecommunicationfromtowertotower.

TherearedifferencesbetweenthetraditionalclassroomandtheIITVclassroom,ofcourse.However,mostofthesedifferencesareeasytoovercome.Perhapsonestudentwantstohaveaprivateconversationwiththeteacher.IfteacherandstudenttalkontheIITVnetwork,thereisnoprivacy.Everyoneelseintheclasscanhearwhattheysay.Therefore,theirconversation,musthappenovertelephonelinesorthroughelectronicmail(e-mail).

Noonereallyknowshowthischangeinstudents'abilitytotalkprivatelywithateacherchangestheeducationalexperience.Somestudentsdecidenottotalktotheteacherbecauseitcannothappennaturallyafterclass.Shecouldsendane-mailmessageordecidenottobothertheteacher.Thislackofpersonalcontactwiththeteacherisjustonepotentialproblem.Anotheristhatthestudentsindifferentclassroomplacescannotspeakwithoneanotheraseasily.Onesolutiontothisdrawbackistheclasschatroom.Tofacilitatestudents'conversationaboutatopic,theteachercansetupanInternetchatroomorabulletinboard.Anumberofgeneraltopicsareposted,andthestudentscanwriteintheirthoughtsonthetopic.Somestudentsareshyofusingthesekindsofcommunicationtools.Perhapstheydon'thaveaccesstotheequipment,ormaybetheydon'tknowhowtogettoachatroomontheInternet.Communicationamongstudentsispossible,butittakesplacethroughamediumthatisdifferentfromvoicesinaclassroom.

Ontheotherhand,therearegreatadvantagestoteachingthroughIITV.Greatnumbersofstudentscan"attend"theclass.Educationisnotlimitedtothosewhoarenearauniversity.Anotheradvantageistheabilitytoshowthingstostudents.EveryIITVclassroomhasapadcamTM.Thisspecialcamerafocusesonanypicture,bookpage,orobjectthattheteacherwantsthestudentstosee.Thecamerafocusesonarectangle--thepad.Ateachercanputapicture,forexample,onthepadofthepadcamTM.Thepadcamhasazoomlens.Therefore,theteachercanfocusontinythingsinthepictureandmakethemmuchbiggerthanlife.ArthistoryteachersandanthropologistslovethepadcamTM.Theyuseittomaketheirlessonsmoreinteresting.Theycanshowdetailswithease.

ComputerprogramssuchasPowerPointconnecteasilytotheelectronicequipmentininteractivetelevision.Therefore,thepresentationofideascanhappenquitewell.Theteachercanputthemainideasonthescreen,sothestudentsknowwhatthemainideasofthelessonare.Anotheradvantageistheabilitytoi

A.YB.NC.NG

4.Whyaresleddogssaidtobephysicalwonders?

A.Becausetheyareraisedbywolves.

B.Becausetheycanstandmostsevereweather.

C.BecausetheyarefastestrunneramongArcticanimals.

D.Becausetheycanbeargoodslikehorsesdo.

5.

Theyadvertisementsarecleverandentertaining,they______peopletobuy.

6.

Thosewhoavoidcompetitivesportsinfavourofnoncompetitivephysicalactivitiesseemtobelookingfor______.

7.

TherearediscrepanciesbetweentrendsinsurfacetemperaturesandthoseinthetroposphereintheAntarctic.

A.YB.NC.NG

8.

Whatdowelearnabouttheuntreatedindustrialchemicalwastesfromthepassage?

A.Theycanconservethenormalbiologicalactionofrivers.

B.Theyallreactwithwatertoincreasetheacidityofrivers.

C.Theymakethewatercorrosiveenoughtodestroylivingorganisms.

D.Therearenorulesforconcentrationsofunquestionablytoxicchemicalsofdrinkingwater.

9.

WhichyearisthefewestinviolationoffederalsmogstandardsinLosAngeles?

A.1976B.1979C.1990D.2004

10.Accordingtotheauthor,thosefascinatedtotravelareheldbackfromtravelingaroundtheworldby______.

11.

AmericareapedgreatgainsfromIraqwardespitethemuchpainfrombothsides.

A.YB.NC.NG

12.

Evaluationofdepressioncanbeconductedonlywhensuchdepressionisnotattackingthepatient.

A.YB.NC.NG

13.

Thearticledealswiththelinkbetween____________________andthesuggestionstopreventthem.

14.Whatisnotsaidtobeawayofcleaningupafterourselves?

A.Throwlessaway.

B.Designrecycledproducts.

C.Don'tuseitagain.

D.Lastlonger.

15.

Anotherwayofsolvingthepronounproblemistouse______insteadofthesingular.

16.

Unresolvedconflictcanbedestructivetotheperformanceofteams.

A.YB.NC.NG

17.Thefirstuseoftheterm'organicfarming'isusuallycreditedto______inhis1940book,LooktotheLand.

18.PartⅡReadingComprehension(SkimmingandScanning)

Directions:Inthispartyouwillhave15minutestogooverthepassagequicklyandanswerthequestionsonAnswerSheet1.Forquestions17,choosethebestanswerfromthe.fourchoicesmarkedA),B),C)andD).Forquestions8-10,completethesentenceswiththeinformationgiveninthepassage.

howSATsWork

Testsareafactoflifethroughoutourschoolcareers,butoneofthemostimportant,and,tosomethescariest,ofthemallistheSAT—thatthree-hourexamthat'ssupposedtomeasureahighschoolstudent'schanceofacademicsuccessinthefirstyearofcollege.SomecollegesconsiderSATscoresmajorfactorsintheiradmissionprocess,whileothersviewhighschoolacademicperformance,alongwithrecommendationsandextracurricularactivities,equally,orevenmoreimportantly.Nomatterwhereyou'reheaded,ifyou'reahighschoolstudent,theSATisimportanttoyoubecausemostcollegesrequirestudentstoreporteitherSATorACTAssessment(anothertest)scores.

WhatIstheSAT?

Firstofall,SATnolongerstandsforScholasticAptitudeTest(學(xué)術(shù)性?xún)A向測(cè)驗(yàn)),theoriginalnameofthetestwhenitwasintroducedin1941.Althoughyoumaystillseethatnameoccasionally,theCollegeBoard,thenot-for-profiteducationalassociationthatsponsorstheSATs,decidedtolettheacronymstandonitsownasawayofaddressingcontroversyaboutthemeaningoftheword"aptitude".TheCollegeBoardalsorejectedthealternative"ScholasticAssessmentTest".(Englishteachersprobablypointedoutthatthisnamewasredundant,sinceassessmentmeanstest.)

TheSATImeasuresverbalandmathreasoningabilitiesthatyou'vedevelopedthroughoutyourschoolyears.Themultiple-choicetest,developedbythenot-for-profitEducationalTestingService,isintendedtoletstudentsdemonstratetheirverbalandmathabilitieswithoutregardtothekindofschoolingthey'vehad.AccordingtotheCollegeBoard,thetestlooksforastudent'sabilitytounderstandandanalyzewrittenmaterial,todrawinferences,todifferentiateshadesofmeaning,todrawconclusionsandsolvemathproblemsallskillsthatarenecessaryforsuccessincollegeandtheworkworld.

TheAmericanCollegeTesting(ACT).Assessment,whichwasintroducedin1959,isanalternativetotheSATthatvirtuallyallcollegesanduniversitiesnowaccept.Developersofthetesttoutitforitscurriculum-basedquestions,sayingthattheirtestismoredirectlyrelatedtowhatisactuallytaughtinhighschool.

What'stheSATII

ThenewerSATII:SubjectTests,formerlytheCollegeBoardAchievementTests,areintendedtomeasureastudent'sknowledgeofaparticularsubject,suchasEnglish(writingorliterature),historyandsocialsciences,mathematics(variouslevels),sciences,andlanguages(Chinese,French,German,modernHebrew,Italian,Japanese,Latin,Spanish,English).SomecollegesrequireoneormoreSATIItests,buteveniftheyaren'trequired,SATIItestsscorescanhelpyoupresentamorepersonalizedportfoliothatillustrateshowwellyouwouldfitataparticularschool.MostcollegesuseSATIIscoresnotforadmissionpurposesbutforprogramplacementandcounseling.SATIItestsaregivenonaslightlydifferentschedulefromtheSATI.Generally,SATIItestsareonehourlongandconsistofmultiplechoicequestions.Thereareexceptions.Forexample,theWritingTesthas40minutesofmultiple-choicequestionsanda20-minutewritingsample.

Todecidewhichsubjecttestshouldbetaken,first,makealistofallthecollegesyou'reconsidering.ThenreviewtheircatalogsorwebsitestofindoutiftheyrequireSubjectTestscores

A.measurewhetherastudent'sabilitycanbesuccessfulinthefirstyearofcollege

B.evaluatehighschools'educationqualitythroughoutthecountry

C.helpimprovetheeducationincollegethroughoutthecountry

D.measurehighschoolstudents'chanceofafruitfullife

19.

Studieshaveshownthat______aretheNo.1reasonfordivorceforsomecouples.

20.

ManyoftheproblemsfacedbyWHOinitseffortstoimproveworldhealtharesubjecttothelackofresourcesandtoolittlepoliticalcommitment.

A.YB.NC.NG

二、3.ListeningComprehension(20題)21.聽(tīng)力原文：M:Fridayisapublicholiday.ShallwespendthelongweekendinNewYork?WecouldleaveThursdaynight.

W:I'drathergoonFriday.MyunclewilldropinonThursdayevening.Ihaven'tmethimforseveralyears,youknow.

Q:Whycan'tthewomangoonThursday?

(18)

A.She'llgotoheruncle's.

B.Shehasanappointmentwithherfriend.

C.She'llattendameeting.

D.She'llhaveavisitor.

22.

【B5】

23.(25)

A.Onesonandonedaughter.

B.Twosonsandtwodaughters.

C.Onesonandtwodaughters.

D.Twosonsandtwodaughters.

24.

【B7】

25.(36)

A.Hitler.B.DeGaulle.C.Churchill,D.Hindenburg.

26.(45)

27.

【B8】

28.(32)

A.Theirtamingforcircusesandzoos.

B.Thedestructionoftheirnaturalhomes.

C.Man'slackofknowledgeabouttheirbehavior.

D.Thegreatervulnerabilitytoextinctionthanotherspecies.

29.聽(tīng)力原文：W:NowI'vegotyourbackground.Let'stalkaboutthemanagementtraineescheme.Whatexactlydoyouthinkamanagerdoes?

M:Idon'tknowagreatdealaboutthework.

W:Buthaveyougotanyideasaboutit?Youmusthavethoughtaboutit.

M:Well,er,Isupposehehasalotof,er,whatiscalled,policymakingtodo.And,um,he'dhavetoknowhowtoworkwithpeopleandallaboutthecompany.

W:Um.

M:Yes,I,er,shouldthinkamanagermustknow,er,somethingaboutallaspectsofthework.

W:Yes,that'sright.Welikeourexecutivestafftoundergoathoroughtraining.Youngmenonourtraineeschemehavetoworkthrougheverybranchinthecompany.

M:Well,ifIhadtodoit,Isuppose.ButIwasthinkingthatmyFrenchandGermanwouldmeanthatIcouldspecializeinoverseaswork.I'dliketobesomesortofanexportsalesmanandtravelabroad.

W:Youknowthecharmoftravelingabroaddisappearswhenyou'vegottoworkhard.It'snotallfunandgame.

M:Oh,yes,Irealizethat.It'sjustthatmyknowledgeoflanguageswouldbeuseful.

W:Now,Mr.Smith,isthereanythingyouwanttoaskme?

M:Well,there'soneortwothings.I'dliketoknowifI'dhavetosignacontract,whatthesalaryisandwhattheprospectsare.

W:Withourscheme,Mr.Smith,thereisnocontractinvolved.Yourprogressiskeptunderconstantreview.Ifwe,atanytime,decidewedon'tlikeyou,thenthat'sthat!Wereservetherighttodismissyou.Ofcourse,youhavethesamechoiceaboutus.Asforsalary,you'dbeonourfixedscalestartingat870pounds.Forthesuccessfultrainee,theprospectsareverygood.

Questions23to25arebasedontheconversationyouhavejustheard.

23.HowdoesMr.Smithsoundwhenaskedwhatamanager'sroleis?

24.WhatdoesMr.Smithsayhewouldliketobe?

25.Whatcanwelearnaboutthemanagementtraineescheme?

(20)

A.Confident.B.Hesitant.C.Determined.D.Doubtful.

30.(29)

A.Chinaisdraftingnewlawstomakeiteasierforpatientstoselltheirorgans.

B.Chinaisdraftingnewlawstomakeiteasierforpeopletoselltheirorgans.

C.Chinaisdraftingnewlawstomakeiteasierforpeopletodonatetheirorgans.

D.Chinaisdraftingnewlawstomakeiteasierforcriminalstodonatetheirorgans.

31.

【B11】

32.聽(tīng)力原文：W:You'vegotanewcamera.Itlooksgoodandmustbeveryexpensive.

M:Itisgood.ButIgotitfornexttonothing.

Q:Whatdoesthemanmeanabouthiscamera?

(19)

A.Hegotthecameraataverylowprice.

B.Thecameraisveryexpensive.

C.Thecameraisworthnothing.

D.Hedoesnotlikethecamera.

33.SectionC

Directions:Inthissection,youwillhearapassagethreetimes.Whenthepassageisreadforthefirsttime,youshouldlistencarefullyforitsgeneralidea.Whenthepassageisreadforthesecondtime,youarerequiredtofillintheblanksnumberedfrom36to43withtheexactwordsyouhavejustheard.Forblanksnumberedfrom44to46youarerequiredtofillinthemissinginformation.Fortheseblanks,youcaneitherusetheexactwordsyouhavejustheardorwritedownthe

聽(tīng)力原文：Shynessisthecauseofmuchunhappinessforagreatmanypeople.Shypeopleareanxiousandself-consciousthatis,theyexcessivelyconcernedwiththeirownappearanceandactions.Worrisomethoughtsareconstantlyoccurringintheirminds:WhatkindofimpressionamImaking?Dotheylikeme?DoIsoundstupid?AmIwearingunattractiveclothes?

ItisobviousthatsuchuncomfortablefeelingsmustaffectpeopleadverselyAperson'sself-conceptisreflectedinthewayheorshebehaves,andthewayapersonbehavesaffectsotherpeople'sreactionsIngeneral,thewaypeoplethinkaboutthemselveshasaprofoundeffectonanareasoftheirlives.

Shypeopleareverysensitivetocriticism;theyfeelitconfirmstheirinferiority.Theyalsofinditdifficulttobepleasedbycomplimentsbecausetheybelievetheyareunworthyofpraise.Ashypersonmayrespondtoacomplimentwithastatementlikethisone:"You'rejustsayingthattomakemefeelgood.Iknowit'snottrue."Itisclearthat,whileself-awarenessisahealthyquality;overdoingitisharmful.

Canshynesshacompletelyeliminated,oratleastreduced?Sinceshynessgoeshandinhandwithlackofself-esteemimportantforpeopletoaccepttheirweaknessesaswellastheirstrengths,people'sexpectationsofthemselvesmustberealistic.Livingontheimpassibleleadstoasenseofinadequacy.

Shynessisthecauseofmuchunhappinessforagreatmanypeople.Shypeopleareanxiousand(36)______;thatis,theyareexcessivelyconcernedwiththeirownappearanceandactions.(37)______thoughtsareconstantlyoccurringintheirminds:Whatkindof(38)______amImaking?Dotheylikeme?DoIsoundstupid?AmIwearing(39)______clothes?

Itisobviousthatsuchuncomfortablefeelingsmustaffectpeople(40)______,Aperson'sself-conceptis(41)______inthewayheorshebehaves,andthewayupersonbehavesaffectsotherpeople's(42)______.Ingeneral,thewaypeoplethinkaboutthemselveshasa(43)______effectonallareasoftheirlives.

Shypeopleareverysensitivetocriticism;theyfeelitconfirmstheirinferiority.(44)____________.AshypersonmayrespondtoacomplimentwithastatementlikethisOne:"You'rejustsayingthattomakemefeelgood.Iknowit'snottree."(45)____________.

Canshynessbecompletelyeliminated,oratleastreduced?(46)____________,people'sexpectationsofthemselvesmustberealistic.Livingontheimpossibleleadstoasenseofinadequacy.

34.(21)

A.Theanswerisclosebutnotexactlycorrect.

B.Theansweristotallyoutoftarget.

C.Theanswerisreallycorrect.

D.Theansweristooobvious.

35.聽(tīng)力原文：W:Here'sthisweek'sschedule.OnMonday,there'stheboardmeeting.YourspeechattheLion'sClubonTuesday.Then,onWednesday,you'resupposedtoseethedentist.

M:I'mgladIdon'thavetotraveltothebusinessconferenceuntilnextweek.

Q:WhatwillthemandoonTuesday?

(19)

A.Hemustseethedentist.

B.Hemustgiveaspeech.

C.Hehasameetingtoattend.

D.Hemusttraveltoabusinessconference.

36.聽(tīng)力原文：ThenumberofspeakersofEnglishinShakespeare'stimeisestimatedtohavebeenaboutfivemillion.Todayitisestimatedthatsome300millionpeoplespeakitasanativelanguage,mainlyintheUnitedStates,Canada,GreatBritain,Ireland,SouthAfrica,AustraliaandNewZealand.InadditiontothestandardvarietiesofEnglishfoundintheseareas,thereareagreatmanyregionalandsocialvarietiesofthelanguageaswellasvariouslevelsofusagethatareemployedbothinitsspokenandwrittenforms.Infact,[30]itisimpossibletoestimatethenumberofpeopleintheworldwhohaveacquiredanadequateworkingknowledgeofEnglishinadditiontotheirownlanguage.ThepurposeforEnglishlearningandthesituationsinwhichsuchlearningtakesplacearesovariedthatitisdifficulttoexplainandstillmoredifficulttojudgewhatformsanadequateworkingknowledgeforeachsituation.

ThemainreasonforthewidespreaddemandforEnglishisitspresentimportanceasaworldlanguage.Besidesservingtheindefiniteneedsofitsnativespeakers,Englishisalanguageinwhichsomeofimportantworksinscience,technologyandotherfieldsarebeingproduced,andnotalwaysbynativespeakers.Itiswidelyusedforsuchpurposesasairportcommunications,internationalconferences,andthespreadofinformationovertheradioandtelevisionnetworksofmanynations.Itisalanguageofwidercommunicationforanumberofdevelopingcountries,especiallyformerBritishcolonies.[31]Manyofthesecountrieshavemultilingualpopulationsandneedalanguageforinternalcommunicationinsuchmattersasgovernment,commerce,industry,lawandeducationaswellasforinternationalcommunicationandforentrancetothescientificandtechnologicaldevelopmentsintheWest.

(30)

A.Languagespeopleuseininternationalcommunication.

B.ThepopularityofEnglishasaworldlanguage.

C.ThedevelopmentofEnglishasanativelanguage.

D.ThevarietyofEnglishinspokenandwrittenforms.

37.聽(tīng)力原文：M:Ihaveaspecialguesttoday,Shirley.Shirley,youtrulyhaveanamazinggarden.Couldyouletusknowhowyouputthistogether?

W:ThisspringItookasquare-footgardeningclass,andIdecidedtotrysomeofthethingsI'velearned.Um,oneofthemostimportantthingsinsquare-footgardeningisthatyouchooseagoodlocation.Youneedatleast6to8hoursofdirectsunshine.Youalsoneedtochoosealocationthathasgooddrainage,anditshouldbeaconvenientlocation.Agardenisalotmorefunifyouarewalkingbyandseeingitallthetime.Um,youneedtodecidewhatkindofcontainersyouwant,or,inmycase,Iusedwoodenboxes.

M:Well,Shirley,I'venoticedtheseverticalbeams.I'veneverseenthatbefore.Couldyouexplainthattousalittlebit?

W:Rightherewehavesomecantaloupe,andcantaloupetakealotofspacewhenyougrowthemoutontheground,andIdon'thavethatmuchspace,soIjustgrowthemup.Ijustmadeametalframe,andtooksomestring.Ijustallowthemtogrowup,andtheywillsupportthemselves.

M:Thisisamazing.Inoticedinthisgarden,thereisavastamountofvegetation.

W:Well,overonthefarend,Ihavetomatoesgrowingvertically.InfrontofthoseIhavegreenpeppers,basil,strawberries,beets,greenbeans,corn,carrotsandsoon.Righthere,asIsaidbefore,Ihavecantaloupe.Downatthebottom,IhavesomeMexicantomatoes.Anddownatthisend,Ihaveeggplant,anotherkindofpeppercalledbananapeppers,cucumbers,okra,pumpkins...andIthinkthat'saboutit.

M:I'msoimpressed.I'dtiketothankyouverymuchforhavingusintodaytolookatyourgarden.

(23)

A.Byattendingaclass.

B.Fromherparents.

C.Throughagardeningmagazine.

D.Fromherneighbors.

38.(24)

A.Fromanewspaperadvertisement.

B.Fromamagazinearticle.

C.Fromatelevisionprogram.

D.Fromanautomobiledealer.

39.(22)

A.Hewassurelyunderhugepressure.

B.Thecafeteriawasnotoneofhisgreatestachievements.

C.Hedidalmostnothingsignificant.

D.Hewasthegreatestleaderofthestudents'union.

40.(26)

A.GotoseeCirqueduSoleilintown.

B.Goshopping.

C.Gotomeetthemagician.

D.GotoseeCirqueduSoleilwiththewoman.

三、4.ReadingComprehension(ReadinginDepth)(20題)41.

Whatpossiblyresultedintheevolutionfromleaflesstreetoflatleaves?

A.ThedecreaseCO2inlevels.

B.Theincreaseofforests.

C.Thedropoftemperatures.

D.Thechangeofclimatesliketoday.

42.

Thereductionofthe______canleadtogreatereconomicactivity.

43.

WhichofthefollowingisNOTtrue?

A.TheEskimosseldomsufferfromcolds.

B.Coldsarenotcausedbycold.

C.Peoplesufferfromcoldsjustbecausetheyliketostayindoors.

D.Apersonmaycatchacoldbytouchingsomeonewhoalreadyhasone.

44.

AllthefollowingstatementsareFalseofDenisNaydenEXCEPTthat______.

A.thereorganizationmakeshimlosehispositionasachairman

B.hewillremainforsometimeatGEasananalyst

C.heiscurrentlyGE'schairman

D.heisexpectedtostartanewGEfinancialfirminthenearfuture

45.

What'sthedifferenceindresshabitsbetweenpeopleoftheclassicalperiodandthoseofthemodernperiod?

46.SectionA

Directions:Inthissection,thereisashortpassagewith5questionsorincompletestatements.Readthepassagecarefully.Thenanswerthequestionsorcompletethestatementsinthefewestpossiblewords.

Researchersannouncethatthey'vebuilttheworld'sfirstinvisibilitycloak.Thedeviceworksonlyintwodimensionsandonlyonmicrowaves.

"Theconceptthatyoucancloaksomethingandmakesomethinginvisiblecannowbedemonstrated,"saidDukeUniversityphysicistDavidR.Smith."Thisisthefirsttimewhereweshowthatyoucanactuallytakeelectromagneticwavesandwrapthemaroundsomeregionthatyouwanttoconcealandrestorethemontheotherside."

Anuncloakedobjectwouldcauseaninterruptioninthewaves,creatinga"shadow"behindtheobject.Butthecloaksucceededinmakingthewavesreconnectontheotherside.

Theelectromagneticsleight-of-hand(巧妙的手法)isenabledbynovel,human-madesubstancescalledmetamaterials."Usingthesematerials,youcancreateafield-regioninspacewherenoelectromagneticphenomenapenetrate,"saidteammemberSirJohnPendry,aphysicistatEngland'sImperialCollegeLondon.

Researcherssaythenewtechnologycouldaidantennaandradardesigns—nottomentionobviousmilitaryapplications,likehidingspyplanesorevenbuildings.Butscientistshavealongwaytogo.Thenew,experimentalcloakmeasuresjust5inches(13centimeters)wideand0.4inch(1centimeter)tall.Tomakeitwork,researcherspainstakinglytunedthedesignofthecloak'smetamaterialpartssothatincomingmicrowavesslippedarounditsinnersurface.

Schurigandhiscolleaguessaytheircloakcreatedaspacenearly,butnotcompletely,invisibletomicrowaves.Thedevicestillgeneratesaminutereflectionandshadow.

Expertssaythebreakthroughwillcertainlyconjure(使出現(xiàn))excitement."Cloakinghasbeenalong-timedreamformanyscientists,"saidXiangZhang,ametamaterialsengineerandphysicistattheUniversityofCalifornia,Berkeley,whowasnotinvolvedintheresearch."Ifwelookattheseexperiments,ofcourse,itdoesn'tgiveyouthree-dimensional,arbitraryshapecloaking,"butthenewcloakingdeviceissignificantnonetheless,hesaid.

Theteamsaystheirnextgoalistobuildasphericalinvisibilitycloakthatshieldsmicrowavesinthreedimensions,atasktheydescribeasvastlymoredifficult.Buttheyareconfidentitcanbedone.

Whilethegeneraldesigntheoryhasbeenworkedout,metamaterialfabricationtechnologyhasyettocatchup.Researchersarestillpuzzlingover,amongotherthings,howtomakemetamaterialsthatworkforlightinthevisiblespectrum,whichhassmallerwavelengthsthanmicrowaves.

Indeed,itmaybeimpossibletobuildacloakthatcanblockallthecolorsfoundinthevisiblespectrum,theteamsays."Alltechnologieshaveproblems,exceptwhenthey'remagic,"DukeUniversity'sSmithsaid.

Theinvisibilitycloakcanmakesomethinginvisiblebywrapping______.

47.

WhatdoesAngulosayaboutthebacteria'santibioticresistance?

48.

Fromthepassage,wecaninferallexceptthat______.

A.Eskimosaremorelikelytoeatwolvesinsummer

B.Eskimowomenareresponsibleforhousework

C.animalmeatisEskimos'mainsourceoffood

D.huntingisanimportantpartofEskimolife

49.SectionB

Directions:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.Youshoulddecideonthebestchoice.

ThestateofHawaiiturns50thisyear.Peoplethereshouldbehappy.Butit'shard.

Theeconomyisreallybad.Thehousingmarketandconstructionindustryareindeepslumps.Tourismhasbeenhammeredbytherecessionandswineflu.Unemploymentisdoublewhatitwasayearago.Toclosea$688millionbudgetgap,thegovernorannouncedthemostdrasticholidayprograminthecountry.She'sclosingstateofficesthreedaysamonth,fortwoyears.AlohaFriday,wherepeoplegotoworkinalohashirtsandmuumuus,isgoing