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C.toughD.sturdy 39.CoachGreenallowedJohntojointhebasketballteamalthough,___,hewasnottallenough. A.economicallyB.technically C.methodicallyD.intellectually 40.MrsSmiththoughtherchildrenwenttothemovies;___,theywenttothezoo. A.ingeneralB.orrather C.onthecontraryD.sotospeak
III.ReadingComprehension: 1 Thousandsofyearsagomanusedhandyrocksforhissurgicaloperations.Laterheusedsharpboneorhorn,metalknivesandmorerecently,rubberandplastic.Andthatwaswherewestuck,insurgicalinstrumentterms,formanyyears.Inthe1960sanewtoolwasdeveloped,onewhichwas,firstofall,tobeofgreatpracticalusetothearmedforcesandindustry,butwhichwasalso,intime,torevolutionizetheartandscienceofsurgery. Thetoolisthelaseranditisbeingusedbymoreandmoresurgeonsallovertheworld,foraverylargenumberofdifferentcomplaints.Thewordlasermeans:LightAmplificationbyStimulatedEmissionofLight.Asweallknow,lightishot;anysourceoflight---fromthesunitselfdowntoahumblematchburning---willgivewarmth.Butlightisusuallyspreadoutoverawidearea.Thelightinalaserbeam,however,isconcentrated.Thismeansthatalightwithnomorepowerthanthatproducedbyanordinaryelectriclightbulbbecomesintenselystrongasitisconcentratedtoapinpoint-sizedbeam. Experimentswiththesepinpointbeamsshowedresearchersthatdifferentenergysourcesproducebeamsthathaveaparticulareffectoncertainlivingcells.Itisnowpossibleforeyesurgeonstooperateonthebackofthehumaneyewithoutharmingthefrontoftheeye,simplybypassingalaserbeamrightthroughtheeyeball.Noknives,nostitches(刀口缝合),nounwanteddamage--atruesurgicalwonder. Operationswhichonceleftpatientsexhaustedandinneedoflongperiodsofrecoverytimenowleavethemfeelingrelaxedandcomfor.Somuchmoredifficultoperationscannowbetried. Therapiddevelopmentoflasertechniquesinthepasttenyearshasmadeitclearthatthefutureislikelytobeveryexciting.Perhapssomecancerswillbetreatedwithlaserinawaythatmakessurgerynotonlysaferbutmoreeffective.Altogether,tomorrowmayseemoreandmoreinformationcomingtolightonthediseaseswhichcanbetreatedmedically. 41.Upuntilthe1960stheinstrumentsusedtoperformsurgicaloperations were___. A.fashionableB.extraordinaryC.specialD.basic 42.Afterthedevelopmentofthelaserinthe1960s,wefindthat___. A.medicalhelpbecameavailableforindustrialworkers. B.thestudyofartwentthroughacompleterevolution. C.moreandmoresurgeonsbeganusingsurgicalinstruments. D.man’swholeapproachtosurgerychangedcompletely 43.Thelaserbeamissostrongbecause___. A.itiscomposedofaconcentratedbeamoflight B.itsheatisincreasedbytheheatofthesun C.itcanbepluggedintoanordinarylightfitting D.itsendsoutheatinmanydifferentdirections 44.Surgeonscannowcarryoutoperationswhich___. A.canbeperformedsuccessfullyonlyonthehumaneye B.resultinlongperiodsofrecoverytimeforpatients C.aremademuchmorecomplicatedbyusingthelaserbeam D.resultinverylittledamagetothepatientsthemselves 45.Therapiddevelopmentoflasertechniqueshasmeantthat___. A.inanothertenyearsweshallbeabletocurecancer B.surgeryislikelytoimproveconsiderably C.weshallbeabletotreatallthediseaseswesufferfrom D.wearenowabletotreatmostformsofcancer 2 In1885OwenWister(1850-1938)recordedthat"itwon’tbeacenturybeforetheWestissimplythetrueAmerica,withthought,type,andlifeofitsown"andhewanted"tobethehandthatonce,forall,chronicledandlaidbarethevirtuesandthevicesofthisextraordinaryphaseofAmericansocialprogress."Heneverbecamethatself-envisionedTolstoioftheoldWest,butin1902TheVirginianwaspublished.Itwoninstantsuccessandskyrocketeditsauthortofame.Itisstillthemostpopular"Western"noveleverpublishedandthemasterdesignforthefictionoftheWildWest.
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