本科《综合英语》期末考试试卷及答案

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1、《综合英语》考试试卷（A卷、闭卷）题　号一二三四五六七八九总分得　分阅卷人PartIReadingComprehension(阅读理解)（每小题3分，共15分）PassageOneSupposewebuiltarobottoexploretheplanetMars.Weprovidetherobotwithseeingdetectorstokeepitawayfromdanger.Itispoweredentirelybythesun.Shouldweprogramtherobottobeequallyactiveatalltimes?No.Therobotwould

2、beusingupenergyatatimewhenitwasnotreceivingany.Sowewouldprobablyprogramittoceaseitsactivityatnightandtowakeupatdawnthenextmorning.Accordingtotheevolutionarytheoryofsleep,evolutionequippeduswitharegularpatternofsleepingandwakingforthesamereason.Thetheorydoesnotdenythatsleepprovidessomeim

3、portantrestorativefunctions.Itmerelysaysthatevolutionhasprogrammedustoperformthosefunctionsatatimewhenactivitywouldbeinefficientandpossiblydangerous.However,sleepprotectsusonlyfromthesortoftroublewemightwalkinto;itdoesnotprotectusfromtroublethatcomeslookingforus.Sowesleepwellwhenwearein

4、afamiliar,safeplace,butwesleeplightly,ifatall,whenwefearthatbearswillnoseintothetent.Theevolutionarytheoryaccountswellfordifferencesinsleepamongcreatures.Whydocats,forinstance,sleepsomuch,whilehorsessleepsolittle?Surelycatsdonotneedfivetimesasmuchrepairandrestorationashorsesdo.Butcatsca

5、naffordtohavelongperiodsofinactivitybecausetheyspendlittletimeeatingandareunlikelytobeattackedwhiletheysleep.Horsesmustspendalmostalltheirwakinghourseating,becausewhattheyeatisverylowinenergyvalue.Moreover,theycannotaffordtosleeptoolongortoodeeply,becausetheirsurvivaldependsontheirabili

6、tyto7　　　　　　第页（共7页）runawayfromattackers.1.Theauthorusestheexampleoftherobotinspaceexplorationtotellus.A)thedifferencesbetweenrobotsandmenB)thereasonwhymenneedtosleepC)abouttheneedforrobotstosavepowerD)aboutthedangerofmenworkingatnight2.Evolutionhasprogrammedmantosleepatnightchieflytohelp

7、him_______.A)maintainaregularpatternoflifeB)preventtroublethatcomeslookingforhimC)avoiddangerandinefficientlaborD)restorehisbodilyfunctions3.Accordingtotheauthor,wecannotsleepwellwhenwe______.A)areworryingaboutoursafetyB)areoverworkedC)areinatentD)areawayfromhome4.Catssleepmuch