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Passage3
Questions11to15arebasedonthefollowingpassage:
“...WearenotabouttoentertheInformationAgebutinsteadareratherwellintoit.”Presentpredictionsarethatby1990,aboutthirtymillionjobsintheUnitedStates,oraboutthirtypercentofthejobmarket,willbecomputer-related.In1980,onlytwenty-onepercentofallUnitedStateshighschoolsownedoneormorecomputersforstudentuse.(79)Inthefallof1985,anewsurveyrevealedthathalfofUnitedStatessecondaryschoolshavefifteenormorecomputersforstudentuse.Andnoweducationalexperts,administrators,andeventhegeneralpublicaredemandingthatallstudentsbecome“computerliterate(慢点…的).”“Bytheyear2000knowledgeofcomputerswillbenecessaryinovereightypercentofalloccupations.Soonthosepeoplenoteducatedincomputerusewillbecomparedtothosewhoareprintilliteratetoday.”
Whatis“computerliteracy”?Thetermitselfseemstoimplysoonextentof“knowing”aboutcomputers,butknowingwhat.Thecurrentopinionseemstobethatthisshouldincludeageneralknowledgeofwhatcomputersare,plusalittleoftheirhistoryandsomethingofhowtheyoperate.
Therefore,itisvitalthateducatorseverywheretakeacarefullooknotonlyatwhatisbeingdone,butalsoatwhatshouldbedoneinthefieldofcomputereducation.Todaymostadultsarecapableofutilisingamotorvehiclewithouttheslightestknowledgeofhowtheinternal-combustionengineworks.Weeffectivelyusealltypesofelectricalequipmentwithoutbeingabletotelltheirhistoriesortoexplainhowtheywork.(80)Businesspeopleforyearshavemadegooduseoftypewritersandaddingmachines,yetfewhaveeverknownhowtorepairthem.Why,then,attempttoteachcomputersbyteachinghoworwhytheywork?
Rather,wefirstmustconcentrateonteachingtheeffectiveuseofthecomputerasthetoolis.
“Knowinghowtouseacomputeriswhat’sgoingtobeimportant,wedon’ttalkabout‘automobileliteracy.‘Wejustgetinourcarsanddrivethem.”
11.In1990,thenumberofjobshavingnothingtodowithcomputersintheUnitedStateswillbereducedto________.
A)79millionB)30millionC)70millionD)100million(C)
12.Theexpression“Printilliterate”(Para.1,Line16)refersto________.
A)onewhohasneverlearntprintingB)onewhoisnotcomputerliterate
C)onewhohasneverlearnttoreadD)onewhoisnotabletouseatypewriter(C)
13.Thefirstparagraphismainlyabout________.
A)recentpredictionsofcomputer-relatedjobsB)thewideuseofcomputersinschools
C)theurgencyofcomputereducationD)publicinterestincomputers(C)
14.Accordingtotheauthor,theeffectivewaytospreadtheuseofcomputersistoteach____.
A)whatcomputersareB)howtousecomputers
C)wherecomputerscanbeusedD)howcomputerswork(B)
15.WhichofthefollowingstatementsisFALSE?
A)Whattoteachaboutcomputersshouldbereconsidered.
B)Thosewhoarenoteducatedincomputerusewillfinditdifficulttogetajob.
C)HumansocietyhasalreadyenteredtheInformationAge.
D)Thosewhowanttousecomputersshouldknowhowcomputersoperate.
newweapontofightcancer
1.Britishscientistsarepreparingtolaunchtrialsofaradicalnewwaytofightcancer,whichkillstumoursbyinfectingthemwithviruseslikethecommoncold.
2.Ifsuccessful,virustherapycouldeventuallyformathirdpillaralongsideradiotherapyandchemotherapyinthestandardarsenalagainstcancer,whileavoidingsomeofthedebilitatingside-effects.
3.LeonardSeymour,aprofessorofgenetherapyatOxfordUniversity,whohasbeenworkingonthevirustherapywithcolleaguesinLondonandtheUS,willleadthetrialslaterthisyear.CancerResearchUKsaidyesterdaythatitwasexcitedbythepotentialofProfSeymour’spioneeringtechniques.
4.Oneofthecountry’sleadinggeneticists,ProfSeymourhasbeenworkingwithvirusesthatkillcancercellsdirectly,whileavoidingharmtohealthytissue."Inprinciple,you’vegotsomethingwhichcouldbemanytimesmoreeffectivethanregularchemotherapy,"hesaid.
5.Cancer-killingvirusesexploitthefactthatcancercellssuppressthebody’slocalimmunesystem."Ifacancerdoesn’tdothat,theimmunesystemwipesitout.Ifyoucangetavirusintoatumour,virusesfindthemaverygoodplacetobebecausethere’snoimmunesystemtostopthemreplicating.Youcanregarditasthecancer’sAchilles’heel."
6.Onlyasmallamountofthevirusneedstogettothecancer."Theyreplicate,yougetamillioncopiesineachcellandthecellburstsandtheyinfectthetumourcellsadjacentandrepeattheprocess,"saidProfSeymour.
7.Preliminaryresearchonmiceshowsthatthevirusesworkwellontumoursresistanttostandardcancerdrugs."It’saninterestingpossibilitythattheymayhaveanadvantageinkillingdrug-resistanttumours,whichcouldbequitedifferenttoanythingwe’vehadbefore."
8.Researchershaveknownforsometimethatvirusescankilltumourcellsandsomeaspectsoftheworkhavealreadybeenpublishedinscientificjournals.Americanscientistshavepreviouslyinjectedvirusesdirectlyintotumoursbutthistechniquewillnotworkifthecancerisinaccessibleorhasspreadthroughoutthebody.
9.ProfSeymour’sinnovativesolutionistomaskthevirusfromthebody’simmunesystem,effectivelyallowingthevirusestodowhatchemotherapydrugsdo-spreadthroughthebloodandreachtumourswherevertheyare.Thebighurdlehasalwaysbeentofindawaytodelivervirusestotumoursviathebloodstreamwithoutthebody’simmunesystemdestroyingthemontheway.
10."Whatwe’vedoneismakechemicalmodificationstothevirustoputapolymercoataroundit-it’sastealthviruswhenyouinjectit,"hesaid.
11.Afterthestealthvirusinfectsthetumour,itreplicates,butthecopiesdonothavethechemicalmodifications.Iftheyescapefromthetumour,thecopieswillbequicklyrecognisedandmoppedupbythebody’simmunesystem.
12.Thetherapywouldbeespeciallyusefulforsecondarycancers,calledmetastases,whichsometimesspreadaroundthebodyafterthefirsttumourappears."There’sanawfulstatisticofpatientsinthewest...withmalignantcancers;75%ofthemgoontodiefrommetastases,"saidProfSeymour.
13.Twovirusesarelikelytobeexaminedinthefirstclinicaltrials:adenovirus,whichnormallycausesacold-likeillness,andvaccinia,whichcausescowpoxandisalsousedinthevaccineagainstsmallpox.Forsafetyreasons,bothwillbedisabledtomakethemlesspathogenicinthetrial,butProfSeymoursaidheeventuallyhopestousenaturalviruses.
14.Thefirsttrialswilluseuncoatedadenovirusandvacciniaandwillbedeliveredlocallytolivertumours,inordertoestablishwhetherthetreatmentissafeinhumansandwhatdoseofviruswillbeneeded.Severalmoreyearsoftrialswillbeneeded,eventuallyalsoonthepolymer-coatedviruses,beforethetherapycanbeconsideredforuseintheNHS.Thoughtheapproachwillbeexaminedatfirstforcancersthatdonotrespondtoconventionaltreatments,ProfSeymourhopesthatonedayitmightbeappliedtoallcancers.
Questions1-6
Dothefollowingstatementsagreewiththeinformationgiveninthereadingpassage?Forquestions1-6write
TRUEifthestatementagreeswiththeinformation
FALSEifthestatementcontradictstheinformation
NOTGIVENifthereisnoinformationonthisinthepassage
1.Virustherapy,ifsuccessful,hasanadvantageineliminatingside-effects.
2.CancerResearchUKisquitehopefulaboutProfessorSeymour’sworkonthevirustherapy.
3.Viruscankillcancercellsandstopthemfromgrowingagain.
4.Cancer’sAchilles’heelreferstothefactthatvirusmaystaysafelyinatumorandreplicate.
5.Toinfectthecancercells,agooddealofvirusesshouldbeinjectedintothetumor.
6.Researchesonanimalsindicatethatviruscouldbeusedasanewwaytotreatdrug-resistanttumors.
Question7-9
Basedonthereadingpassage,choosetheappropriateletterfromA-Dforeachanswer.
7.Informationaboutresearchesonviruseskillingtumorcellscanbefound
(A)onTV
(B)inmagazines
(C)oninternet
(D)innewspapers
8.Totreattumorsspreadingoutinbody,researcherstryto
(A)changethebody’immunesystem
(B)injectchemotherapydrugsintobloodstream.
(C)increasetheamountofinjection
(D)disguisethevirusesonthewaytotumors.
9.Whenthechemicalmodifiedvirusintumorreplicates,thecopies
(A)willsoonescapefromthetumorandspreadout.
(B)willbewipedoutbythebody’simmunesystem.
(C)willbeimmediatelyrecognizedbytheresearchers.
(D)willeventuallystopthetumorfromspreadingout.
Questions10-13
Completethesentencesbelow.Chooseyouranswersfromthelistofwords.Youcanonlyuseeachwordonce.
NBTherearemorewordsinthelistthanspacessoyouwillnotusethemall.
Inthefirstclinicaltrials,scientistswilltryto……10……adenovirusandvaccinia,soboththeviruseswillbelesspathogenicthanthe……11…….Theseuncoatedviruseswillbeapplieddirectlytocertainareastoconfirmsafetyonhumanbeingsandtheright……12……needed.Theexperimentswillfirstlybe……13……tothetreatmentofcertaincancers
PartIIVocabularyandStructure
Directions:Inthisparttherearefortyincompletesentences.Eachsentenceisfollowedbyfourchoices.ChoosetheonethatbestcompletesthesentenceandthenmarkyouranswerontheAnswerSheet.
21.thedifficultiesassociatedwiththeproject,we’llgoonwithit.
A.GivenB.InspiteofC.ThanktoD.Becauseof
22.Itwasalmostdarkinthestreetsafewverypowerfulspotlights.
A.excludingB.butforC.exceptD.exceptfor
23.today,hewouldgettherebyFriday.
A.WouldheleaveB.Ifheleaves
C.WasheleavingD.Werehetoleave
24.Hegavemesomeveryadviceonbuyingahouse.
A.preciousB.expensiveC.wealthyD.dear
25.Hisgoalisnottobecomeasportsman,achampioninacertainfield.
A.butratherbecameB.butrathertobecome
C.butratherbecomingD.butrathertobecoming
26.Ijustmetheronthewayhomefromthebookstore.
A.onpurposeB.byaccidentC.inaccidentD.incase
27.Idon’tknowabouthim,commentonhimbehindhisback.
A.letaloneB.letgoC.leavealoneD.takeleave
28.Mytransistorradioisoutoforder.It.
A.needtoberepairedB.needrepairing
C.needsrepairingD.needstorepair
29.Noonecouldtellusanythingaboutthestranger.
A.consciousB.mysteriousC.seriousD.previous
30.Maryallfoolishcommentsandkeptonworking.
A.excludedB.ignoredC.deniedD.discharged
31.Iagreewithhim,butnotentirely.
A.untilacertainpointB.tosomepoint
C.tosomeextentD.untilacertainextent
32.Peopleinsomepartsoftheworldoftentaketheirwaterfor.theyuseasmuchwaterastheywish.
A.grantedB.sureC.certainD.pleasure
33.Color-blindpeopleoftenfinditdifficulttobetweenblueandgreen.
A.separateB.compareC.contrastD.distinguish
34.Thousandsofpeopleonthecitytowelcomethevisitingguests.
A.turnedoffB.turnedupC.turnedoutD.turnedover
35.Themountainplaceisbeautiful,buttheworkingconditions,it’sterrible.
A.whenmentionedB.whenitcomesto
C.whenitissaidD.whenitdiesto
36.Areyouspendingmoremoneyonthespaceprogram?
A.infavorofB.byfavorofC.infavortoD.outoffavor
37.Intheofmyparents,standardsofeducationinthepublicschoolareactuallyfalling.
A.ideaB.thoughtC.opinionD.principle
38.fromspace,ourearth,withwatercovering70%ofitssurface,appearsasa“blueplanet”.
A.SeeingB.TobeseenC.SeenD.havingseen
39.Thisyear’stotaloutputvalueofindustryandagriculturewillincrease5percentoverlastyears.
A.byB.toC.ofD.with
40.Maryisthetopstudentintheclass.Shestudiesharder.
A.thananystudentB.thanallthestudents
C.thananyotherstudentD.thansomeotherstudent
41.Manypeoplehaveappliedfortheposition.
A.emptyB.bareC.vacantD.blank
42.Mynewshoescostme50yuan(RMB).ThepricewasthatthelastpairIboughtamonthago.
A.twotimemorethanB.twiceasmuchas
C.astwiceD.asmuchastwice
43.Almosteveryonefailedonthefirstday.
A.passhisdriver’stestB.tohavepassedhisdriver’stest
C.topasshisdriver’stestD.passinghisdriver’stest
44.Overthetraditionalfestivalpeoplevisiteachotherandgreetings.
A.exchangeB.wishC.congratulateD.present
45.Itwasbecausehewastiredoutthathefellasleepstandingup.
A.publiclyB.openlyC.speciallyD.obviously
46.Theyoungmanwasaccusedoftheladyofhermoney.
A.stealingB.robbingC.takingD.grasping
47.NomatterwhereourPartyneedsus,wewillhercall.
A.giveanswerforB.respondto
C.haveresponsetoD.answerto
48.Itisastonishingthatapersonofyourintelligencebecheatedsoeasily.
A.couldB.shouldC.mightD.would
49.Wewerecompletelywhenwefinallyreachedthedestination.
A.wornoffB.worndownC.wornoutD.wornaway
50.Manythingsimpossibleinthepastarecommontoday.
A.consideredB.toconsiderC.consideringD.tobeconsidered
51.Notuntilmanyyearslaterknown.
A.wasthewholetruthbecomeB.didthewholetruthbecome
C.thewholetruthbecameD.thewholetruthhadbecame
52.Wedidn’tknowhistelephonenumber,otherwisewehim.
A.wouldtelephoneB.wouldhavetelephoned
C.hadtelephonedD.musthavetelephoned
53.Thereisnopointwithhim,sincehehasalreadymadeuphismind.
A.argueB.toargueC.inarguingD.ofarguing
54.Iappreciatethatletterforme.
A.youtowriteB.yourwritingC.youwriteD.thatyouwriting
55.I’dliketoaspecialseatfortheconnectofMay5.
A.serveB.reserveC.preserveD.conserve
56.thatsoniswellagain,younolongerhaveanythingtoworryabout.
A.SinceB.NowC.WhenD.After
57.Generallyspeaking,allkindsofmaterialswillexpandwhenheatedbutwillwhencooled.
A.contrastB.contractC.surviveD.return
58.Youwon’tknowifitfitsyouuntilyouiton.
A.willtryB.aretryingC.aretotryD.havetried
59.Afteralleffortsinvain,hehadtoaccepttheresult.
A.regularlyB.shallowlyC.physicallyD.painfully
60.Therestofhislifeistothecauseofinternationalexchangesofvisitingscholars.
A.addedB.putC.savedD.committed
