华师18秋《综合英语（3）》在线作业答案
华师《综合英语（3）》在线作业核对题目下载
1.]Carbohydrates,whicharesugars,areanessentialpartofahealthydiet.Theyprovidedthemainsourceofenergyforthebody,andtheyalsofunctiontoflavorandsweetenfoods.Carbohydratesrangefromsimplesugarslikeglucosetocomplexsugarssuchasamyloseandamylopection.Nutritionistsestimatethatcarbohydratesshouldmakeupaboutone-fourthtoone-fifthofaperson’sdiet.Thistranslatestoabout75-100gramsofcarbohydratesperday.Adietthatisdeficientincarbohydratescanhaveanadverseeffectonaperson’shealth.Whenthebodylacksasufficientamountofcarbohydratesitmustthenuseitsproteinsuppliesforenergy,aprocesscalledgluconeogenesis.This,however,resultsinalackofnecessaryprotein,andfurtherhealthdifficultiesmayoccur.Alackofcarbohydratescanalsoleadtoketosis,abuild-upofketonesinthebodythatcausesfatigue,lethargyandbadbreath.What’sthemainideaofthispassage? (满分:)
A. carbohydratesareneededforgoodhealth B. carbohydratespreventabuild-upofproteins.
C. carbohydratescanleadtoketosis D. carbohydratesareanexpendablepartofagooddiet
正确答案:——A——
2.[]Accordingtothepassage,whichofthefollowingdoesNOTdescribecarbohydrates? (满分:)
A. aproteinsupply
B. anecessity
C. arangeofsugars
D. anenergysource
正确答案:——A——
3.[]Theword“lack”inline9ismostsimilartowhichofthefollowing? (满分:)
A. plethora
B. shortage
C. derivation
D. commission
正确答案:——B——
4.[]Whichofthefollowingbestdescribetheauthor’stone? (满分:)
A. sensitive
B. emotional
C. informative
D. regretful
正确答案:————
5.[]Whichofthefollowingbestdescribestheorganizationofthispassage? (满分:)
A. causeandresult
B. comparisonandcontrast
C. specifictogeneral
D. definitionandexample
正确答案:————
6.[]FranklinD.Roosevelt,the32ndpresidentoftheUnitedStates,wasfromawealthy,well-knownfamily.Asachild,heattendedprivateschool,hadprivatetutors,andtraveledwithhisparentstoEurope.HeattendedHarvardUniversity,andafterwardstudiedlaw.Atage39Rooseveltsuddenlydevelopedpolio,adiseasethatlefthimwithoutthefulluseofhislegsfortherestofhislife.Eventhroughtheworstofhisillness,however,hecontinuedhislifeinpolitics.In1924heappearedattheDemocraticNationalConventiontonominateAlSmithforpresident,andeightyearsafterthathehimselfwasnominatedforthesameoffice.RooseveltwaselectedtothepresidencyduringtheGreatDepressionofthe1930s,atatimewhenmorethan5,000bankshadfailedandthousandsofpeoplewereoutofwork.Roosevelttookaction.Firsthedeclaredabankholidaythatclosedallthebankssonomorecouldfail;thenhereopenedthebankslittlebylittlewithgovernmentsupport.Rooseveltbelievedinusingthefullpowerofgovernmenttohelpwhathecalledthe“forgottenpeople”.Anditwastheseworkers,thewageearners,whofeltthestrongestaffectiontowardRoosevelt.Therewereothers,however,whofeltthatRoosevelt’spoliciesweredestroyingtheAmericansystemofgovernment,andtheyopposedhiminthesameintensewaythatothersadmiredhim.In1940theDemocratsnominatedRooseveltforanunprecedentedthirdterm.NopresidentinAmericanhistoryhadeverservedthreeterms,butRooseveltfeltanobligationnottoquitwhiletheUnitedStates’entryintoWorldWarIIwasloominginthefuture.Heacceptedthenominationandwentontoaneasyvictory.Whatdoesthepassagemainlydiscuss? (满分:)
A. politicalaspectsofRoosevelt’slife
B. problemsduringtheGreatDepression
C. Roosevelt’supbringing
D. criticismsofRoosevelt’sactions
正确答案:————
7.[]Asusedinline10,thephrase“littlebylittle”meansthatRoosevelt (满分:)
A. openedthesmallerbanksfirst
B. openedthebanksforminimalservices
C. openedthebanksafewatatime
D. openedthebankforashorttime
正确答案:————
8.[]WhichofthefollowingstatementsinNOTmentionedinthepassage? (满分:)
A. RooseveltwaselectedduringtheGreatDepression
B. RooseveltvotedforAlSmith
C. Roosevelthaddifficultywalkingduringhispresidency
D. Rooseveltsupportedstronggovernment
正确答案:————
9.[]Theword“affection”asusedinline12couldbestbereplacedbywhichofthefollowing? (满分:)
A. fascination
B. fondness
C. lure
D. appeal
正确答案:————
10.[]Theword“unprecedented”inline15couldbestbereplacedby (满分:)
A. unimportant
B. unheardof
C. unjustified
D. unhampered
正确答案:————
11.[]Somedoctorswriteneatlyandclearly,butmostdoctorsdonot.Theywriteveryquicklyanduntidily.Druggistshavelotsofpracticeinreadingdoctor’snotes,butsometimesdoctorswritesobadlythateventhedruggistcannotreadthem.Onedayaladywrotealettertoadoctorinvitinghimtohavedinneratherhouse.Thedoctorwroteareply,buthewrotesocarelesslythattheladycouldnotreadit.“WhatshallIdo?”shesaidtoherhusbandanxiously.“Idon’tknowifheisgoingtocomeornot.AndIdon’twanttophonehimandsaythatIcan’treadhiswriting.”Herhusbandfrownedthoughtfully.Thenhehadanidea.“Takeittothedruggist,”hesaid.“Hewillbeabletoreaditeasily.”“Thankyou,”saidthewifegratefully.“That’saverygoodidea.”Shewenttothedrugstoreandgavethedoctor’snotetothedruggist.Thedruggistlookedatitverycarefully.Thenhegothisglassesandlookedatthenotemoreclosely.“Couldyouwaitamoment,Madam?”hesaidpolitely.Hewenttothebackofhisstore.Afterafewminuteshereturned,smilingcheerfullyandcarryingalargebottle.Hegavethebottletothelady.“Takeonespoonfulbeforeeverymeal.”hesaid.Mostofthenoteswrittenbydoctorsare______. (满分:)
A. neat
B. bad
C. easytoread
D. hardtoread
正确答案:————
12.[]Thedoctorinthestorywroteanotetotheladyto______. (满分:)
A. answerherletter
B. rejectherinvitation
C. acceptherinvitation
D. havedinneratherhouse
正确答案:————
13.[]Theladytookthenotetothedruggistbecause______. (满分:)
A. Shewassick.
B. Shecouldn’treadit.
C. Herhusbandneededsomemedicine.
D. Herhusbandwasanxioustoknowitscontent. 奥鹏作业答案[
正确答案:————
14.[]Whosuggestedthattheladytakethenotetothedruggist? (满分:)
A. thedoctor
B. thedruggist
C. thelady’shusband
D. theladyherserf
正确答案:————
15.[]Thedruggist______. (满分:)
A. readthenoteeasily
B. readthenotecorrectly
C. didnotgivetherightmedicine
D. thoughtthenotewasaprescription
正确答案:————
16.[]Apilotcannotflyaplanebysightalone.Inmanyconditions,suchasflyingatnightandlandingindensefog,apilotmustuseradar,analternativewayofnavigating.Sincehumaneyesarenotverygoodatdeterminingspeedsofapproachingobjects,radarcanshowapilothowfastnearbyplanesaremoving.Thebasicprincipleofradarisexemplifiedbywhathappenswhenoneshoutsinacave.Theechoofthesoundsagainstthewallhelpsapersondeterminethesizeofthecave.Withradar,however,thewavesareradiowavesinsteadofsoundwaves.Radiowavestravelatthespeedoflight,about300,000kilometersinonesecond.Aradarsetsendsoutashortburstofradionwaves.Thenitreceivestheechoesproducedwhenthewavesbounceoffobjects.Bydeterminingthetimeittakesfortheechoestoreturntotheradarset,atrainedtechniciancandeterminethedistancebetweentheradarsetandotherobjects.Theword“radar”,infact,getsitsnamefromtheterm“radiodetectionandranging”.“ranging”isthetermfordetectionofthedistancebetweenanobjectandtheradarset.Besidesbeingofcriticalimportancetopilots,radarisessentialforairtrafficcontrol,trackingweathersystemsandstorms.Whatisthemaintopicofthispassage? (满分:)
A. thenatureofradar
B. typesofranging
C. alternativestoradar
D. historyofradar
正确答案:————
17.[]Whichofthefollowingwordsbestdescribesthetoneofthispassage? (满分:)
A. argumentative
B. imaginative
C. explanatory
D. humorous
正确答案:————
18.[]Theword“it”inline7referstowhichofthefollowing? (满分:)
A. aradarset
B. ashortburst
C. aradionwave
D. light
正确答案:————
19.[]Whatmightbeinferredaboutradar? (满分:)
A. Ittakestheplaceofaradio
B. Itgavebirthtotheinventionoftheairplane
C. Itdevelopedfromastudyofsoundwaves.
D. Ithasimprovednavigationalsafety.
正确答案:————
20.[]Accordingtothepassage,whatcanradardetectbesideslocationofobjects? (满分:)
A. size
B. weight
C. speed
D. shape
正确答案:————
21.[]About200millionyearsago,astheTriassicPeriodcametoaclose,manyspeciesofanimalsdisappearedfromthefaceoftheEarth.Scientistspreviouslybelievedthattheseriesofextinctionshappenedoveraperiodof15to20millionyears.RecentdiscoveriesinNovaScotiasuggest,however,thattheextinctionsmayhavehappenedoveramuchshorterperiodoftime,perhapslessthan850,000years.EvidenceforarapidextinctionofspeciesattheencoftheTriassicPeriodisfoundintheMcCoyBrookFormationalongtheBayofFundyinNovaScotia.Fossilsfoundinthisformationindicatearapiddisappearanceofspeciesratherthanaslowandgradualchangeovertime.OneexplanationforarelativelysuddenextinctionattheendoftheTriassicmaybethatalargemeteoritestrucktheearthatthetimeandisresponsiblefora70-kilometerholenearby.Ifgeologistsandotherresearchescanfindevidence,suchasshockedquartzintherockformations,thatameteoritedidstriketheearth,itwouldgivemorecredencetothetheoryofrapidTriassicextinctions.Itispossible,however,thatevenifarapidextinctionhappenedinandaroundNovaSctia,itdidn’tnecessarilyoccurintherestoftheworld.Whatisthemaintopicofthispassage? (满分:)
A. thedisappearanceofanimalspeciesattheendoftheTrassicPeriod
B. evidenceofarelativelysuddenextinctionofspecies
C. thepossibilityofanextinctionhappeningsimultaneouslythroughouttheworld
D. ameteoriteholeintheBayofFundyinNovaScotia
正确答案:————
22.[]Whichofthefollowingisclosestinmeaningtotheword“relatively”inline7? (满分:)
A. comparatively
B. independently
C. phenomenally
D. visibly
正确答案:————
23.[]Whichofthefollowingbestdescribestheauthor’stone? (满分:)
A. aggressive
B. explanatory
C. apologetic
D. cynical
正确答案:————
24.[]Whichofthefollowingcouldbestreplacetheword“struck”asusedinline8? (满分:)
A. affected
B. discovered
C. devastated
D. hit
正确答案:————
25.[]AllofthefollowingwerementionedinthepassageEXCEPT (满分:)
A. theextinctionoflateTrassicanimals
B. thedurationoftimefortheextinction
C. alargemeteoritehittingtheEarth10millionyearsago
D. theuseoftypesofrockinscientificresearch
正确答案:————
26.[]Doyouhavetroublesleepingatnight?Thenmaybethisisforyou.Whenyouworryaboutneedingsleepandtwistaroundtryingtofindacomfortableposition,you’reprobablyonlymakingitmoredifficulttorelax.Youmayalsohavesomebadhabitsthatcontributetotheproblem.Doyourestfrequentlyduringtheday?Doyouthinkaboutsleepingalot,orsleepinglateonweekends?Anyorallofthesefactorsmightbeleadingtoyourinsomniabydisruptingyourbody’snaturalrhythms.Whatshouldyoudothenonthosesleeplessnights?Don’tbotherwithsleepingpills;theycanactuallycauseworseinsomnialater.Thebestthingtodoistodrinkmilkoreatcheeseortunafish.Theyareallrichinanaminoacidthathelpsproduceinthebrainaneurotransmitterthatinducessleep.Thisneurotransmitterwillhelpyourelax,andyou’llbeonthewaytogettingagoodnight’ssleep.Whatisthepurposeofthearticle? (满分:)
A. tomakerecommendationonsensibledieting.
B. toreportthelatestadvancesinbrainsurgery.
C. torelateanexperimentcombiningsleepandexercise.
D. toadviseonwaysofdealingwithsleepdifficulties.
正确答案:————
27.[]Accordingtothewriter,whathappenswhenyouturnandtwisttogetcomfortable? (满分:)
A. Yourheartrateislowered.
B. Itbecomeshardertorelax.
C. Youbecometootiredtosleep.
D. Sleeprhythmsaredisrupted.
正确答案:————
28.[]Accordingtotheauthor,whatsometimescausespeopletohavetroublesleeping? (满分:)
A. Failuretorestduringtheday.
B. Lackofsleeponweekends.
C. Vigorousexerciseintheevening.
D. Eatingcheesebeforegoingtobed.
正确答案:————
29.[]Whatdoesthewritersayaboutsleepingpills? (满分:)
A. Theymighteventuallycauseyoutolosesleep.
B. Theyhelpproduceaneurotransmitterinthebrain.
C. Youmustnotdrinkmilkifyoutakethem.
D. Theymakeitunnecessarytotakenaps.
正确答案:————
30.[]Whichofthefollowingisnotabadhabitthatcontributestoinsomnia? (满分:)
A. Sleepingalotonweekends.
B. Lackofexercise.
C. Drinkingmilk.
D. Takingsleepingpills.
正确答案:————
31.[]LangstonHugheswasoneofthegreatestAmericanwritersofthetwentiethcentury.HewasborninJoplin,Missouri,andmovedtoClevelandattheageoffourteen.SeveralyearslaterhespentoneyearinMexicobeforeattendingColumbiaUniversityinNewYork.Forafewyearsafterthatheroamedtheworldasaseaman,visitingportsaroundtheworldandwritingsomepoetry.HereturnedtotheUnitedStatesandattendedLincolnUniversity,wherehewontheWitterBynnerPrizeforundergraduatepoetry.Aftergraduatingin1928,hetraveledtoSpainandtoRussiawiththehelpofaGuggenheinfellowship.HisnovelincludeNotWithoutLaughter(1930)andTheBigSea(1940).Hewroteanautobiographyin1956andalsopublishedseveralcollectionsofpoetry.ThecollectionsincludeTheWearyBlues(1926),TheDreamKeeper(1932),ShakespeareinHarlem(1942),FieldsofWonder(1947),OnewayTicket(1947),andSelectedPoems(1959).Amanofmanytalents,Hugheswasalsoalyricist,andajournalist.Asanoldermaninthe1960shespentmuchofhistimecollectingpoemsfromAfricaandfromAfrican-Americanstopopularizeblackwriters.HughesisoneofthemostaccomplishedwritersinAmericanliteraryhistory,andheisseenasoneoftheartisticleadersoftheHarlemRenaissance,theperiodwhenaneighborhoodthatwaspredominantlyblackproducedafloodofgreatliterature,music,andotherartformsdepictingdailycitylifeforAfrican-Americans.Whatisthemaintopicofthispassage? (满分:)
A. thelifeofLangstonHughes
B. theHarlemRenaissance
C. African-Americanwriters
D. Americantwentieth-centurywriters
正确答案:————
32.[]WherewasLangstonHughesborn? (满分:)
A. Spain
B. NewYork
C. Missouri
D. NorthCarolina
正确答案:————
33.[]Theword“talents”inline10couldbereplacedbywhichofthefollowing? (满分:)
A. desires
B. abilities
C. strategies
D. careers
正确答案:————
34.[]Accordingtothepassage,LangstonHugheswasallofthefollowingEXCEPT (满分:)
A. novelist
B. poet
C. historian
D. journalist
正确答案:————
35.[]WhatprovidedHugheswithassistanceforhistraveltoSpainandRussia? (满分:)
A. hisjobasareporter
B. hiscareerasasoldier
C. aliteraryfellowship
D. acollegestudyprogram
正确答案:————
36.[]Aftertwodecadesofgrowingstudentenrollmentsandeconomicprosperity,businessschoolsintheUnitedStateshavestartedtofacehardertimes.OnlyHarvard’sMBASchoolhasshownasubstantialincreaseinenrollmentinrecentyears.BothPrincetonandStanfordhaveseendecreasesintheirenrollments.Since1990,thenumberofpeoplereceivingMastersinBusinessAdministration(MBA)degrees,hasdroppedabout3percentto75,000andthetrendoflowerenrollmentratesisexpectedtocontinue.TherearetwofactorscausingthisdecreaseinstudentsseekinganMBAdegree.Thefirstoneisthatmanygraduatesoffour-yearcollegesarefindingthatanMBAdegreedoesnotguaranteeaplushjobonWallStreet,orinotherfinancialdistrictsofmajorAmericancities.Manyoftheentry-levelmanagementjobsaregoingtostudentsgraduatingwithMasterofArtsdegreesinEnglishandthehumanitiesaswellasthoseholdingMBAdegrees.Studentshaveaskedthequestion,“IsanMBAdegreereallywhatIneedtobebestpreparedforgettingagoodjob?”ThesecondmajorfactorhasbeenthecuttingofAmericanpayrollsandthelowernumberofentry-leveljobsbeingoffered.Businessneedsarechanging,andMBAschoolsarestrugglingtomeetthenewdemands.Whatisthemainfocusofthispassage? (满分:)
A. jobsonWallStreet
B. typesofgraduatedegree
C. changesinenrollmentforMBAschools
D. howschoolsarechangingtoreflecttheeconomy
正确答案:————
37.[]WhichofthefollowingbusinessschoolshasNOTshownadecreaseinenrollment? (满分:)
A. Princeton
B. Harvard
C. Stanford
D. Yale
正确答案:————
38.[]Accordingtothepassage,whataretwocausesofdecliningbusinessschoolenrollments? (满分:)
A. lackofnecessityforanMBAandaneconomicrecession
B. lowsalaryandforeigncompetition
C. fewerMBAschoolsandfewerentry-leveljobs
D. decliningpopulationandeconomicprosperity
正确答案:————
39.[]Asusedinline7,theword“seeking”couldbestbereplacedbywhichofthefollowing? (满分:)
A. examining
B. avoiding
C. seizing
D. pursing
正确答案:————
40.[]Whichofthefollowingmightbethetopicofthenextparagraph? (满分:)
A. MBAschoolseffortstochange
B. futureeconomicpredictions
C. ahistoryoftherecenteconomicchanges
D. descriptionsofnon-MBAgraduateprograms
正确答案:————
41.[]MartinLutherKing,Jr.,iswellknownforhisworkincivilrightsandforhismanyfamousspeeches.Amongthemhismoving“Ihaveadream”speech.ButfewerpeopleknowmuchaboutKing’schildhood.M.L.,ashewascalled,wasbornin1929inAtlanta,Georgia,atthehomeofhismaternalgrandfather.M.L.’sgrandfather,theReverendA.D.Williams,purchasedtheirhomeonAuburnAvenuein1909.twentyyearsbeforeM.L.wasborn.TheReverendWilliams,aneloquentspeaker,playedanimportantroleinthecommunitysincesomanypeople’slivescenteredaroundthechurch.Heallowedhischurchandhishometobeusedasameetingplaceforanumberoforganizationsdedicatedtotheeducationandsocialadvancementofblacks.M.L.grewupinthisatmosphere,withhishomebeingusedasacommunitygatheringplace,andwasnodoubtinfluencedbyit.M.L.’schildhoodwasnotespeciallyeventful.Hisfatherwasaministerandhismotherwasamusician.Hewasthesecondofthreechildren,andheattendedall-blackschoolsinablackneighborhood.Theneighborhoodwasnotpoor,however.AuburnAvenuewasthemainarterythroughaprosperousneighborhoodthathadcometosymbolizeachievementforAtlanta’sblackpeople.Itwasanareaofbanks,insurancecompanies,builders,jewelers,tailors,doctors,lawyers,andotherblack-ownedofblack-operatedbusinessesandservices.EveninthefaceofAtlanta’ssegregation,thedistinctthrived.Dr.Kingneverforgotthecommunityspirithehadknownasachild,nordidheforgettheracialprejudicethatwasaseeminglyinsurmountablebarrierthatkeptblackAtlantansfromminglingwithwhites.Whatisthispassagemainlyabout? (满分:)
A. theprejudicethatexistedinAtlanta
B. MartinLutherKing’schildhood
C. M.L.’sgrandfather
D. theneighborhoodKinggrewup
正确答案:————
42.[]Accordingtotheauthor,Kingwasinfluencedby (满分:)
A. communityspirit
B. blacklawyers
C. hismother
D. hisspeeches
正确答案:————
43.[]Asusedinline10,theword“eventful”isclosestinmeaningtowhichofthefollowing? (满分:)
A. valued
B. memorable
C. admirable
D. emotional
正确答案:————
44.[]Accordingtotheauthor,M.L. (满分:)
A. hadadifficultchildhood
B. wasagoodmusicianasachild
C. lovedtolistentohisgrandfatherspeak
D. grewupinarelativelyrichareaofAtlanta
正确答案:————
45.[]Accordingtotheauthor,blacksinKing’sneighborhoodwereinvolvedinallthefollowingbusinessandservicesEXCEPT (满分:)
A. dentistry
B. medicine
C. law
D. banking
正确答案:————
46.[]Alzheimer’sdiseaseimpairsaperson’sabilitytorecallmemories,bothdistantandasrecentasafewhoursbefore.Althoughthereisnotyetacurefortheillness,theremaybehopeforacurewithaproteincallednervegrowthfactor.TheproteinisproducedbynervecellsinthesameregionofthebrainwhereAlzheimer’soccurs.Basedonthisrelationship,scientistsfromtheUniversityofLundinSwedenandtheUniversityofCaliforniaatSanDiegodesignedanexperimenttotestwhetherdosesofnervegrowthfactorcouldreversetheeffectsofmemorylosscausedbyAlzheimer’s.Usingagroupofratswithimpairedmemory,thescientistsgavehalfoftheratsdosesofnervegrowthfactorwhilegivingtheotherhalfabloodproteinasaplacebo,thuscreatingacontrolgroup.Attheendofthefour-weektest,theratsgiventhenervegrowthfactorperformedequallytoratswithnormalmemoryabilities.WhiletheexperimentsdonotshowthatnervegrowthfactorcanstopthegeneralprocessofdeteriorationcausedbyAlzheimer’s,theydoshowpotentialasameanstoslowingtheprocesssignificantly.Withwhattopicisthispassagemainlyconcerned? (满分:)
A. impairedmemoryofpatients
B. curesforAlzheimer’sdisease
C. theuseofratsasexperimentalsubjects
D. nervegrowthfactorasacureforAlzheimer’s
正确答案:————
47.[]Accordingtothepassage,whereisnervegrowthfactorproducedinthebody? (满分:)
A. innervecellsinthespinalcolumn
B. inredbloodcellsinthecirculatorysystem
C. innervecellsinthebrain
D. inthepituitarygland
正确答案:————
48.[]Whichofthefollowingcanbeinferredfromthepassage? (满分:)
A. Alzheimer’sdiseaseisdeadly
B. Thoughunsuccessful,theexperimentsdidshowsomebenefitsderivedfromnervegrowthfactor.
C. theexperimentsdidnotshowanysignificantbenefitsfromnervegrowthfactor
D. moreworkneedstobedonetounderstandtheeffectsofnervegrowthfactor
正确答案:————
49.[]Whichofthefollowingcouldbestreplacetheworld“potential”inline11? (满分:)
A. possibility
B. capability
C. dependability
D. creativity
正确答案:————
50.[]Thepassagemostcloselyresembleswhichofthefollowingpatternsoforganization? (满分:)
A. chronologicalorder
B. statementandillustration
C. causeandeffect
D. alphabeticalorder
正确答案:————
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