2017職稱英語綜合類完形填空練習(xí)題（五）

2017職稱英語綜合類完形填空練習(xí)題(五)PASSAGE8AnAbsent-mindedProfessorProfessorSmithlivedalone.Hewasveryabsent-minded.Heusedto__1__theuniversitytogivealectureandfindthathehadforgottentobringhisnotes.Orhe__2__losehisspectaclesandbeunabletoseethe__3__.Hecouldneverfindanychalkto__4__with,andheoftenforgotthetimeandwouldramble__5__forhoursbecausehehad__6__hiswatchathome.Butthemost__7__thingofallabouthimwashis__8__.Hisovercoatwasrarely__9__,asmostofthebuttonswere__10__.Hisshoeswereusuallyuntiedbecausehehadlostthelaces.He__11__hiscombaswellbecausehishairwasalwaysstanding__12__,thatisunlesshewas__13__hisbatteredoldhatwiththebrimmissing.Histrouserswere__14__byanoldtieinsteadofabelt.Hewasachainsmoker.Hewouldsmoke__15__inclass.Cigaretteashwasliberallyscatteredoverhiswaistcoat.1.A)arriveinB)arriveatC)arriveD)arriving2.A)wasusedtoB)wasaccustomedtoC)couldD)would3.A)blackboardB)floorC)doorD)window4.A)teachB)deliverC)writeD)address5.A)ofB)atC)inD)on6.A)putB)placedC)leftD)forgotten7.A)excitingB)amazingC)attractiveD)delightful8.A)appearanceB)actC)behaviorD)conduct9.A)tiedB)fastenedC)ironedD)patched10.A)losingB)fallingC)missingD)hanging11.A)haslostB)losesC)musthavelostD)mustlose12.A)onendB)upC)asideD)back13.A)puttingonB)wearingonC)wearingD)having14.A)roundedupB)stucktogetherC)puttogetherD)heldup15.A)evenB)frequentlyC)constantlyD)continuouslyKeys:BDACDCBABCCACDAPASSAGE9HighwaysintheUnitedStatesTheUnitedStatesiswell-knownforitsnetworkofmajorhighwaysdesignedtohelpadrivergetfromoneplacetoanotherintheshortestpossibletime.__1__thesewidemodernroadsaregenerally__2__andwellmaintained,withfewsharpcurvesand__3__straightsections,adirectrouteisnotalwaysthemost__4__one.Largehighwaysoftenpass__5__scenicareasandinterestingsmalltowns.Furthermore,thesehighwaysgenerally__6__largeurbancenterswhichmeansthattheybecomecrowdedwith__7__trafficduringrushhours,__8__the"fast,direct"waybecomesaveryslowroute.However,thereisalmostalwaysanotherrouteto__9__ifyouarenotinahurry.Notforfromtherelativelynew"superhighways",thereareoftenolder,__10__heavilytraveledroadswhichgothroughthecountryside.__11__aregoodlaneroads;othersareunevenroadscurving__12__thecountry.Thesesecondaryroutesmaygoupsteepslopes,alonghillycliffsordownfrighteninghillsidestotowns__13__indeepvalleys.Thoughtheseareless__14__routes,longerandslower,theygenerallygotoplaces__15__theairiscleanandthesceneryisbeautiful,andthedrivermayhaveachancetogetafresh,cleanviewoftheworld.1.A)AlthoughB)ButC)SinceD)Because2.A)unevenB)bumpyC)roughD)smooth3.A)littleB)muchC)manyD)few4.A)terribleB)horribleC)tolerableD)enjoyable5.A)toB)intoC)atD)by6.A)mergeB)connectC)combineD)mix7.A)busyB)smallC)largeD)heavy8.A)whenB)whereC)whichD)that9.A)walkB)goC)takeD)fix10.A)moreB)lessC)veryD)extremely11.A)AlloftheseB)NoneoftheseC)AllroadsD)Someofthese12.A)outofB)outC)throughD)from13.A)lyingB)lieC)liesD)lay14.A)directB)indirectC)enjoyableD)beautiful15.A)theseB)whichC)thatD)whereKeys:ADCDDBDACBDCAADPASSAGE10ABiologicalClockEverylivingthinghaswhatscientistscallabiologicalclockthatcontrolsbehavior.Thebiologicalclocktells__1__whentoformflowersandwhentheflowersshouldopen.Ittells__2__whentoleavetheprotectivecocoonandflyaway,andittellsanimalsandhumanbeingswhentoeat,sleepandwake.Eventsoutsidetheplantandanimal__3__theactionsofsomebiologicalclocks.Scientistsrecentlyfound,forexample,thatatinyanimalchangesthecolorofitsfur__4__thenumberofhoursofdaylight.Intheshort__5__ofwinter,itsfurbecomeswhite.Thefurbecomesgraybrownincolorinthelongerhoursofdaylightinsummer.Innersignalscontrolotherbiologicalclocks.Germanscientistsfoundthatsomekindofinternalclockseemstoorderbirdstobegintheirlongmigration__6__twiceeachyear.Birds__7__fromflyingbecomerestlesswhenitistimeforthetrip,__8__theybecomecalmagainwhenthetimeoftheflighthasended.Scientistssaytheyarebeginningtolearnwhich__9__ofthebraincontainbiologicalclocks.AnAmericanresearcher,MartinMoorhead,saidasmallgroupofcellsnearthefrontofthebrain__10__tocontrolthetimingofsomeofouractions.These__11__tellapersonwhento__12__,whentosleepandwhentoseekfood.Scientistssaythereprobablyareotherbiologicalclockcellsthatcontrolotherbodyactivities.Dr.Moorheadisstudying__13__ourbiologicalclocksaffectthewaywedoourwork.Forexample,mostofushavegreatdifficultyifwemustoftenchangetodifferentworkhours.__14__cantakemanydaysforahumanbodytoacceptthemajorchangeinworkhours.Dr.Moorheadsaidindustrialofficialsshouldhaveabetterunderstandingofbiologicalclocksandhowtheyaffectworkers.Hesaid__15__understandingcouldcutsicknessandaccidentsatworkandwouldhelpincreaseafactory'sproduction.1.A)scientistsB)humansC)plantsD)ani