统考大学英语A正式试题及参考答案与评分标准.docx
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统考大学英语A正式试题及参考答案与评分标准.docx
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统考大学英语A正式试题及参考答案与评分标准
试点高校网络教育部分公共基础课全国统一考试
大学英语A试卷
来源:
全国高校网络教育考试委员会办公室
2006年5月
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InformationfortheExaminees:
ThisexaminationconsistsofTHREEparts.Theyare:
PartⅠ:
ReadingComprehension(50points,60minutes)
PartⅡ:
VocabularyandStructure(30points,30minutes)
PartⅢ:
Writing(20points,30minutes)
Thetotalscoreforthisexaminationis100.Thetimeallowedforthisexaminationis2hours(120minutes).
PartⅠ:
ReadingComprehension(50points)
Instructions:
ØThispartwilltake60minutes.
ØThereareFIVEsectionsinthispart.
MarkALLyouranswersbyblackeningthecorrespondingletterontheAnswerSheet,e.g.[A].
SectionAQuestions1-5arebasedonthissection.(10points)
Directions:
ReadthefollowingpassageandchoosethebestanswerfromA,B,CandD.BlackenthecorrespondingletterontheAnswerSheet.
Vitaminsareagroupofsubstancesfoundinfood.Thebodyneedsthemforlifeandhealth.Sonaturally,manypeopleareconcernedwiththequestion:
AmIgettingenoughvitamins,andamIgettingtherightkind?
Eventhoughverysmallamountsofeachvitaminareenoughfortheneedsofthebody,theworrypeoplehaveaboutvitaminshassomebasis.Andthishassomethingtodowiththeirdiet---thefoodtheytakein.Apersoneatingagoodvarietyoffoodsgetsallthevitaminsnowknowntobeneeded(withthepossibleexceptionofvitaminD).
Theproblemisthattherearemanypeoplewhodon’tchoosefoodswisely,don’tgetenoughvariety,anddon’teatthebasicfoodstheyneedtogettheirvitamins.Sotheanswertothisquestionis:
Noextravitaminsareneeded,providingyoueatproperfoods.Infact,manyofthevitaminscannotbestoredinthebody,sowhenextravitaminstakenin,thebodysimplygetsridofthem.Itisevenharmfultoputtoomuchofcertainvitaminsintothebody.ThishasbeenfoundtobetrueofvitaminAandD,whenlargeamountsaretakenin.
Whatfoodssupplywhatvitamins?
Hereisaquickgeneralidea.VitaminA,forthehealthoftheeyes,skin,teeth,andbones,isfoundingreenvegetables,fruits,eggs,liverandbutter.VitaminB1whichhelpsthenervousanddigestivesystemandpreventscertaindiseases,isfoundincereals,porkandliver.VitaminB2isfoundinmilk,eggs,greenvegetablesandmeats.VitaminC,whichhelpsbonesandteeth,isfoundintomatoes,certainfruitsandvegetables.Theseareonlyafewofthemostimportantvitaminsthebodyneeds.
1.VitaminAisneededby____________andcanbefoundin____________.
A.bones/pork
B.nervoussystem/milk
C.eyes/greenvegetables
D.teeth/meats
2.VitaminChelps__________whilevitaminB1isveryimportantto________.
A.teeth/digestivesystem
B.skin/bones
C.bones/liver
D.eyes/meats
3.Vitaminsareagroupofsubstancesfoundin_____________.
A.body
B.food
C.pork
D.digestivesystem
4.Thebodyneeds___________forlifeandhealth.
A.extravitamins
B.agoodvarietyofvitamins
C.largeamountsofcertainvitamins
D.smallamountsofeachvitamin
5.Ifyoutakeinmorevitaminsthanyouactuallyneed,________.
A.theyareharmfultoyourbody
B.yougetallthevitaminsnowknowntobeneeded
C.theyhelpourbodiesmoreproperly
D.yourbodysimplygetsridofthem
SectionBQuestions6-10arebasedonthissection.(10points)
Directions:
ReadthefollowingpassageandchoosethebestanswerfromA,B,CandD.BlackenthecorrespondingletterontheAnswerSheet.
Asthepaceoflifecontinuestoincrease,wearefastlosingtheartofrelaxation.Onceyouareinthehabitofrushingthroughlifeandworkingfrommorningtillnight,itishardtoslowdown.Butrelaxationisessentialforahealthymindandbody.
Stressisanaturalpartofeverydaylifeandthereisnowaytoavoidit.Infact,itisnotthebadthingitisoftensupposedtobe.Acertainamountofstressisvitaltoprovidemotivationandgivepurposetolife.Itisonlywhenthestressgetsoutofcontrolthatitcanleadtopoorperformanceandillhealth.
Theamountofstressapersoncanwithstanddependsverymuchontheindividual.Somepeoplearenotafraidofstressandsuchcharactersareobviouslyprimematerialformanagerialresponsibilities.Othersloseheartatthefirstsignsofunusualdifficulties.Whenexposedtostress,inwhateverform,wereactbothchemicallyandphysically.Infactwemakechoicebetween“flightorfight”andinmoreprimitivedaysthechoicesmadethedifferencebetweenlifeordeath.Thecriseswemeettodayareunlikelytobesoextreme,buthoweverlittlethestress,itinvolvesthesameresponse.Itiswhensuchareactionlastslong,throughcontinuedexposuretostress,thathealthbecomesendangered.Suchseriousconditionsashighbloodpressureandheartdiseaseshaveestablishedlinkswithstress.Sincewecannotremovestressfromourlivesitwouldbeunwisetodosoevenifwecould,weneedtofindwaystodealwithit.
6.Peoplearefindinglessandlesstimetorelaxthemselvesbecause________.
A.theydonotknowhowtoenjoythemselves
B.theydonotbelievethatrelaxationisimportantforhealth
C.theyaretravelingfastallthetime
D.theyarebecomingbusierwiththeirwork
7.Accordingtotheauthor,themostimportantcharacterforagoodmanagerishis________.
A.notfearingstress
B.knowingtheartofrelaxation
C.highsenseofresponsibility
D.havingcontroloverperformance
8.WhichofthefollowingstatementsisTRUE?
A.Wecanfindsomewaystoremovestress.
B.Stressisalwaysharmfultopeople.
C.Itiseasytochangethehabitofkeepingoneselfbusywithwork.
D.Differentpeoplecanwithstanddifferentamountofstress.
9.Inparagraph3,“suchareaction”refersbackto________.
A.“makingachoicebetween‘flightorfight’”
B.“reactiontostressbothchemicallyandphysically”
C.“respondingtocrisesquickly”
D.“losingheartatthesignsofdifficulties”
10.Inthelastsentenceofthearticle,“doso”refersto________.
A.“exposeourselvestostress”
B.“findwaystodealwithstress”
C.“removestressfromourlives”
D.“establishlinksbetweendiseasesandstress”
SectionCQuestions11-15arebasedonthissection.(10points)
Directions:
Inthissection,thereisonepassagefollowedbyatotaloffivepiecesofinformationmarked1,2,3,4and5inColumnA.MatchthemwiththeircorrespondentpartsmarkedA,B,C,DandEinColumnB.Skimorscanthetextasrequiredandthenblackenyouranswersonyouranswersheet.
FiveFoodstoBoostYourHealth
Whatifyoucouldmakeaconsciousefforttoaddfivehealthyfoodstoyourplateandmakeanimprovementinyourlongevity?
Thekeyistooutsmartyourbody,which,asyouage,isbusyhalf-formingordamagingyourcells,ratherthancreatinghealthynewcellsresistanttocancer,rapidaging,andotherillnesses.Thesecellsaredamagedby"freeradicals,"averyreactiveandunstableatomorgroupsofatomswithanodd,unpairednumberofelectrons.WhenfreeradicalsbangintoDNAinyourcells,theycandamageit,leadingtobadcellbehaviorsuchascancer.
HealthyFoodNo.1:
Leafygreens:
Themostnutritiousandfiber-filledgreensincludekale(甘蓝),mustardgreens,broccoli,bokchoy,andofcourse,spinach.
HealthyFoodNo.2:
Oliveoil:
Anotherpowerhousefoodisoliveoil,whichjusthappenstopairperfectlywithleafydark-greenvegetables.Oliveoilnotonlydoesn'tclingtoarteries,narrowingthem,asdosomesaturatedfats,butitcontainspowerfulantioxidantscalledpolyphenolsfoundinmanyteas.Polyphenolscanhelpkeepsomecells,suchasthosewhichcausebreastandcoloncancer,fromwarpingandcausingtrouble.
HealthyFoodNo.3:
Flaxseeds:
Flaxseedsarerichinfiber,whichlowerscholesterol(胆固醇)andpreventsconstipation.Thelittlewondersalsocontainanotherpolyphenolcompoundthatmayprotectagainstcancer.Theseedsandtheiroilalsocontainthoseheartsmartomega-3fattyacidsyou'veheardsomuchabout.
HealthyFoodNo.4:
Oatmeal:
Oatmealisgoodforyou.Oatsrushcholesteroloutofyoursystem,cuttingthoseimportantnumbers.Mostnutritionistssuggesteatingthelong-cookingkindofoatsversusinstant.Ifeatenasacereal,thiscanbegarnishedwithmilkandasprayofbrownsugarorevenalittlebutter.
HealthyFoodNo.5:
Tea:
Ifyousiponsodaatthedesk,substitutinggreenteacouldbealifesaver.Evenblackteas--andespeciallythenew,trendy"whitetea"--alsocanupyourantioxidantlevels.Thebeautiful,pale,greenteaisrichinpolyphenols,afreeradicalfighter.Greenteaalsomayboostyourmetabolism,helpingyouburnofffood.
A
B
11.
averyreactiveandunstableatomorgroupsofatomswithanodd,unpairednumberofelectrons.WhentheybangintoDNAinyourcells,theycandamageit,leadingtobadcellbehaviorsuchascancer.
A.saturatedfats
12.
Somekindsoffatwhichclingtoarteries,narrowingthem
B.polyphenols
13.
Thepowerfulantioxidantsfoundinoliveoil,flaxseedsandmanyteas.Theycanhelpkeepsomecells,suchasthosewhichcausebreastandcoloncancer,fromwarpingandcausingtrouble.
C.whitetea
14.
Akindofhealthyfood,itsseedsandtheiroilalsocontainheartsmartomega-3fattyacids
D.freeradicals
15.
Anewpopulardrinkofbeautiful,pale,greenteawhichcanraiseyourantioxidantlevelsandisconsideredafreeradicalfighter
E.flaxseeds
SectionDQuestions16-20arebasedonthissection.(10points)
Directions:
ReadthefollowingpassageandchoosethebestanswerfromA,B,CandD.BlackenthecorrespondingletterontheAnswerSheet.
ALe
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