考研英语1994---2004完形

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1、Passage1（1994年）Thefirstandsmallestunitthatcanbediscussedinrelationtolanguageistheword.Inspeaking,thechoiceofwordsis41theutmostimportance.Properselectionwilleliminateonesourceof42breakdowninthecommunicationcycle.Toooften,carelessuseofwords43ameetingofthemindsofthespeakerandlistener.Thewordsusedbythes

2、peakermay44unfavorablereactionsinthelistener45interferewithhiscomprehension;hence,thetransmission-receptionsystembreaksdown.46inaccurateorindefinitewordsmaymake47difficultforthelistenertounderstandthe48whichisbeingtransmittedtohim.Thespeakerwhodoesnothavespecificwordsinhisworkingvocabularymaybe49toe

3、xplainordescribeina50thatcanbeunderstoodbyhislisteners.41.[A]of[B]at[C]for[D]on42.[A]inaccessible[B]timely[C]likely[D]invalid43.[A]encourages[B]prevents[C]destroy[D]offers44.[A]passout[B]takeaway[C]backup[D]stirup45.[A]who[B]as[C]which[D]what46.[A]Moreover[B]However[C]Preliminarily[D]Unexpectedly47.

4、[A]that[B]it[C]so[D]this48.[A]speech[B]sense[C]message[D]meaning49.[A]obscure[B]difficult[C]impossible[D]unable50.[A]case[B]means[C]method[D]wayPassage2（1995年）Sleepisdividedintoperiodsofso-calledREMsleep,characterizedbyrapideyemovementsanddreaming,andlongerperiodsofnon-REMsleep.41kindofsleepisatallw

5、ellunderstood,butREMsleepis42toservesomerestorativefunctionofthebrain.Thepurposeofnon-REMsleepisevenmore43.Thenewexperiments,suchasthese44forthefirsttimeatarecentmeetingoftheSocietyforSleepResearchinMinneapolis,suggestfascinatingexplanations45ofnon-REMsleep.Forexample,ithaslongbeenknownthattotalslee

6、p46is100percentfataltorats,yet,47examinationofthedeadbodies,theanimalslookcompletelynormal.Aresearcherhasnow48themysteryofwhytheanimalsdie.Therats49bacterialinfectionsoftheblood,50theirimmunesystems—theself-protectingmechanismagainstdiseases-hadcrashed.41.[A]Either[B]Neither[C]Each[D]Any42.[A]intend

7、ed[B]required[C]assumed[D]inferred43.[A]subtle[B]obvious[C]mysterious[D]doubtful44.[A]maintained[B]described[C]settled[D]afforded45.[A]inthelight[B]byvirtue[C]withtheexception[D]forthepurpose46.[A]red