上海交大歷年考博英語真題

1、Directions:Ineachquestiondecidewhichofthechoicesgivenwillmostsuitablycompletethesentencesifedattheplacemarked.WriteyourchoicesontheAnswerSheet.31.Thesecretarywasharshly——byherbossfmisplacingsomeimptantfiles.A)rebukedB）te

2、asedC)washedD)accused32.Thejetairlinerhas——fromtheWrightbrothers’smallairplane.A)InvolvedB)evolvedC)devolvedD)revolved33.Chineseproductsenjoyhighinternationalprestigebecauseoftheirquality.A)IndistinctiveB)indisputableC)i

3、ndispensableD)indistinguishable34.ThiscansomethingthatthestudentsmaynothavecomprehendedinEnglish.A)SignifyB)specifyC)clarifyD)testify35.Imustyouonyourhlingofaverydifficultsituation.A)meditateB)complementC)elabateD)compli

4、ment36.Ivehadmycarexaminedthreetimesnowbutnomechanichasbeenabletotheproblem.A)deduceB)notifyC)highlightD)pinpoint37.Architecturalpressuregroupsfoughtunsuccessfullytosaveaterraceofeighteenthcenturyhousesfrom_A)abolitionB)

5、demolitionC)disruptionD)dismantling38.Havingdecidedtorentaflatwe____contactingalltheaccommodationdtagenciesinthecity.A)setoutB)settoC)setaboutD)setoff39.Thepolicedecidedtothedepartmentsteaftertheyhadreceivedabombwarning.

6、A)evictB)expelC)abonD)evacuate40.IfthewkfcerespectedyouyouwouldntneedtoyourauthitysooftenA)affirmB)restrainC)assertD)maintain41.MissRosemaryAdangwentthroughthecompositioncarefullytoallerrsfromit.A)eliminateB)terminateC)i

7、lluminateD)alleviate42.Severalmonthspreviouslythewkershadpetitionedthecompanyfa25percentwageincreaseofstrictersafetyregulations.A)implementB)endowmentC)enfcementD)engagement43.Therebelarmy__thedemocraticgovernmentoftheco

8、untrylawlessly.A)overthrewB)overtookC)overturnedD)overruled44.Judgesare____increasinglyheavyfinesfmindrivingoffencesA).B)demingC)impartingD)imposing45.Theofallkindsofnecessarygoodswascausedbynaturalcalamity.A)varietyB)sc

9、arcityC)solidarityD)commodity46.Itisessentialtobeonthefanysignsofmovementintheundergrowthsincetherearepoisonoussnakesinthearea.A)guardB)careC)alertD)alarm47.ShetookupsomanyhobbieswhensheretiredthatshehadhardlyanytimeA)in

10、hB)athC)onherhsD)atherh48.Wkingwiththementallyhicappedrequiresconsiderable`_ofpatienceundersting.A)meansB)stocksC)provisionsD)resources49.Hestillsuffersfromararet2opicaldiseasewhichhewhilewkingtoAfrica.A)stfB)stbyC)stupt

11、oD)stoverPartIII.ReadingComprehension(30paints)DirectionsThereare6passagesinthispail.EachPassageisfollowedbysomequestionsunfinishedstatements.EachquestionunfinishedstatementisgivenfoursuggestedanswersmarkedA)B)C)D).Yoush

12、ouldchoosetheonebestanswerwritethecrespondingletterontheAnswerSheet.PassageOneSomeoftheearliestdiamondsknowncamefromIndia.IntheeighteenthcenturytheywerefoundinBrazilin1866hugedepositswerefoundnearKimberleyinSouthAfrica.T

13、houghevidenceofextensivediamonddepositshasrecentlybeenfoundinSouthAfricathecontinentofAfricastillproducesnearlyallthewldssupplyofthesestones.Themostvaluablediamondsarelargeindividualcrystalsofpurecrystallintcarbon.Lesspe

14、rfectfmsknownasboarscarbonadoarcclustersoftinycrystals.Untildiamondsarecutpolishedtheydonotsparklelicethoseyouseconaringtheyjustlooklikesmallbluegreystones.Inarathercrudefmthecuttingpolishingofpreciousstoneswasanartknown

15、totheAncientEgyptiansinthedleAgesitbecame1LidcspreadiiinthwestEurope.Howeverarevolutionarychangeinthemethodsofcuttingpolishingwasmadein1476whenLudwigVanBerquenofBrugesinBelgiuminventedtheuseofaswiftlyrevolvingwheelwithit

16、sedgefacedwithfinediamondpowder.Thenameboastisgiventothisfinepowderaswellasthenaturalcrystallinematerialalreadymentioned.Itisalsogimptobadlyflawedbrokendiamondcrystalsuselessasjewelsthatarebrokenintopowderfgrindingpurpos

17、esthesocalled`industrialdiamonds.Diamonditselfistheonlymaterialhardenoughtocutpolishdiamondsthoughrecentlyhighintensitylightbeamscalledlasershavebeendevelopedwhichcanbeholesinthem.Itmaybenecessarytosplitcleavethelargesto

18、nesbefetheyarccutpolished.Everydiamondhasanaturallineofcleavagealongwhichitmaybesplitbyasharpblowwithacuttingedge.Afullycutbrilliantdiamondhas58facetsfacesregularlyarranged.Fcuttingfacetingthestonesarcfixedintocopperhold

19、ersheldagainstawheeledgedwithamixtureofOilfinediamonddustwhichisrevolvedatabout2500revolutionsaminute.AmsterdamAntwerpinHollBelgiumrespectivelyhavebeenthecentreofthediamondcuttingpolishingindustryfoversevencenturies.Thej

20、ewelvalueofbrilliantdiamondsdependsgreatlyontheircolour`waterasitiscalled.TheusualcoloursofdiamondsarewhiteyellowbrowngreenblueSurroundingrockstakeontheircol.thusblackredevenbrightpinkdiamondshaveoccasionallybeenfound.Th

21、etradeindiamondsIsnotonlyinthevaluablegemstonesbutalsointheindustrialdiamondsmentionedabove.Zaireproduces70%ofsuchstones.Theyarefixedintotherockdrillsusedinminingcivilengineeringalsofedgingbsawsfcuttingstone.Diamondfaced