大学英语三作业一 答案

大学英语精读三作业一参考答案注意:以下题目为样卷，实际考试中题目顺序可能会随电脑抽样有所调整，请注意看清题目再做选择。单选第一部分:交际用语(共5小题;每小题3分，满分15分)1.It'sreallyagooddinner,isn'tit?答案:Yes,thefoodisjustwonderful.2.I'dliketoopenanaccounthere.答案:Isee.Whatkindofaccount,please?3.Thankyouforthiswonderfulparty.答案:I'msogladyouenjoyit.4.Iwaswonderingifyou'dliketogoskating?答案:I'dloveto,butI'mafraidIcan'tdoittoday.5.Haveaniceweekend!答案:Thanks.Youtoo!第二部分:阅读理解(共10小题;每小题3分，满分30分)Passage1Tousitseemssonaturaltoputupanumbrellatokeepthewateroffwhenitrains.Butactuallytheumbrellawasnotinventedasprotectionagainstrain.Itsfirstusewasasashade(遮光物)againstthesun!Nobodyknowswhofirstinventedit,buttheumbrellawasusedinveryancienttimes.ProbablythefirsttouseitweretheChinese,waybackinthe11centuryBC.WeknowthattheumbrellawasusedinancientEgyptandBabylonasasunshade.Andtherewasastrangethingconnectedwithitsuse:itbecameasymbolofhonourandauthority.IntheFarEastinancienttimes,theumbrellawasallowedtobeusedonlybyroyaltyorbythoseinhighoffice.InEurope,theGreekswerethefirsttousetheumbrellaasasunshade.AndtheumbrellawasincommonuseinancientGreece.ButitisbelievedthatthefirstpersonsinEuropetousetheumbrellaasprotectionagainsttherainweretheancientRomans.DuringtheMiddleAges,theuseoftheumbrellapracticallydisappeared.ThenitappearedagaininItalyinthelate16thcentury.Andagainitwasconsideredasymbolofpowerandauthority.By1680,theumbrellaappearedinFrance,andlateroninEngland.Bythe18thcentury,theumbrellawasusedagainstrainthroughoutmostofEurope.Umbrellahavenotchangedmuchinstyleduringallthistime,thoughtheyhavebecomemuchlighterinweight.Itwasn'tuntilthe20thcenturythatwomen'sumbrellasbegantobemade,inawholevarietyofcolours.6.Accordingtothispassage,theumbrellawasprobablyfirstinvented______.答案:inancientChina7.Whichofthefollowingstatementsisnottrueabouttheumbrella?答案:Theumbrellachangedmuchinstyleinthe18thcentury.8.Astrangefeatureoftheumbrella'suseisthatitwasusedas________.答案:asymbolofhonourandpower9.InEurope,theumbrellawasfirstusedagainsttherain______.答案:inRome10.Thispassagetalksmainlyabout______.答案:thehistoryanduseoftheumbrellaPassage2IntheUnitedStates,30percentofthegrown-uppopulationhasa"weightproblem".Tomanypeople,thecauseisclear:weeattoomuch.Butscientificexperimentsdolittletosupportthisidea.GoingbacktotheAmericaof1910,wefindthatpeoplewerethinnerthantoday,yettheyatemorefood.Inthosedayspeopleworkedharderphysically,walkedmore,usedmachinesmuchless,anddidn'twatchtelevision.Severalmodernstudies,besides,haveshownthatfatterpeopledonoteatmoreonaveragethanthinnerpeople.Infact,someresearchwork,suchasthe1979studyof3,545Londonofficeworkers,reportsthatfatpeopleeatlessthanthinnerpeopleonaverage.Studiesshowthatthinpeoplearemoreactivethanfatpeople.AstudybytheresearchgroupatStandfordUniversitySchoolofMedicinefoundthefollowingfact:themorethemanran,thegreaterbodyfathelost.Themoreheran,thegreaterwashisneedforfood.Thus,thosewhoranthemostatethemost,yetlostthegreatestamountofbodyfat.11.Whatkindofphysicalproblemdomanygrown-upAmericanshave?答案:Theyaretoofat.12.Basedontheinformationgiveninthisarticle,supposethereare500grown-upAmericans,abouthowmanyofthemhaveaweightproblem?答案:15013.Aretherescientificfactstosupportthateatingtoomuchisthecauseofthe"weightproblem"?答案:Therearehardlyanyscientificfactstosupportthis.14.Comparedwiththegrown-upAmericanstoday,TheAmericansof1910_______.答案:atemorefoodandhadmorephysicalactivities15.Whathavesomemodernmedicalandscientificresearchersreportedtous?答案:Fatpeopleeatlessfoodandarelessactive.第三部分:词汇与结构(共5小题;每小题3分，满分15分)16.Theclientmaywinincourt,butatthe_______ofdestroyingthebusinessrelationship,hesays.答案:expense17.WhenIgothome,thehousewasacomplete_______.答案:mess18.Weusuallyeatlunchathome,whydon'twemakea_______toeatattherestaurant.答案:change19._______youturninyourhomework,you'dbettercheckyouranswercarefully答案:Before20.WhenItakeatrainhome,Iusuallyreadnovelsto_______thetime.答案:Kill第四部分:完形填空(共10小题;每小题1分，满分10分)Mostchildrenwithhealthyappetitesarereadytoeatalmostanythingthatisofferedtothem.Achildrarelydislikesfood21itisbadlycooked.The22amealiscookedandservedismostimportantandanattractivelyservedmealwilloftenimproveachild'sappetite.Neveraskachild23helikesordislikesafoodandnever24likesanddislikesinfrontofhimorallow25elsetodoso.Ifyoutakeitforgrantedthathelikeseverything,heprobablywill.Nothinghealthfulshouldbeomittedfromthemealbecauseofa26dislike.Atmealtime,itisagood27togiveachildasmallportion(一小部分)andlethimcomebackforasecondhelping.Donottalktoomuchtothechildduringmealtimes,butlethimeathisfood,anddonot28himtoleavethetableimmediatelyafterameal,orhewill29learntoswallowhisfoodsohecanhurrybacktohistoys.Under30circumstancesmustachildbecoaxed(哄骗)orforcedtoeat.答案:21.Unless22.way23.whether24.discuss25.anybody26.supposed27.idea28.allow29.soon30.no第五部分:英译汉(共3小题;每题5分，满分15分)Iamwritingthisletter