南開大學(xué)14秋學(xué)期《大學(xué)英語三》在線作業(yè)答案

1、￠￡￡?14?￠￡￡??￡￡??1.()thetree()downA.Has...beenchoppedB.Has...beenchoppingC.Have...beenchoppedD.Have...beenchopping￡A2.CEveryoneknowswheretheshopisbutwhostheownerC().A.SteveB.EveryonedoesC.AtthenextdoD.Yesitsasecret￡A3.CGo

2、thatwaytakeaseat.C().A.NoImnottiredB.ThanksbutIdratherstC.YesthatsagoodwayD.Itdoesntmatter￡B4.COhtheboxistooheavy.C().A.WhatsinitB.CanIhelpyoutocarryitC.WhoseisitD.MayIhaveatry￡B5.ItwaswellknownthatThomasEdison()theelect

3、riclamp.A.inventedB.discoveredC.foundD.developed￡A6.CGothatwaytakeaseat.C().A.NoImnottiredB.ThanksbutIdratherstC.YesthatsagoodwayD.Itdoesntmatter￡B7.CLindacanyougivemealiftafterwkC().￡D14.Aretrees()alongtheroadrightnowA.

4、plantB.plantingC.beingplantedD.planted￡C15.CWhatwouldyouliketeacoffeeC().A.YesIwouldB.CoffeepleaseC.YespleaseD.Itsverynice￡B16.CMustIdothewashinguptonightC().A.NoyoumustntifyoudontwantB.LeaveitifyoureexhaustedC.Washingup

5、isreallyexhaustingD.Washingupreallytakesuptime￡B17.Hewas()thepreparationofaninternationalconferencewhenIarrivedinBeijing.A.engagedtoB.engagedfC.engagedonD.engagedin￡D18.CEdsaidthathisboyfelloffatree.C().A.Ohdear!Ihopehew

6、asnthurtB.Ohno.AluckyboyC.HemighthavebrokenhisarmD.Nothingserious￡A19.Doyoufeellike()todayA.havingsomethingeatenB.havingsomethingtoeatC.tohavesomethingeatenD.tohavesomethingtoeat￡B20.Heislookingfward()histhesis.A.towrite