15-16学年人教版·英语·选修八（课件+检测）：unit5 Meeting your ancestors 5.3(1)

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1、5.3新提升·课时作业Ⅰ.用所给动词的适当形式填空1．We________(work)onitformanyhours,butwehavenotyetreachedanyconclusion.2．Tellthestudentstostopshouting.We________(write)ouressaysnow.3．Thisisthefirsttimethestudents________(go)toHydePark.4．She________(do)hermother'sworksinces

2、hewasadmittedintothehospital.5．Wehavesometimesaccidentsonthisline,butnoaccidents________(occur)sincelastwinter.6．Eventhoughhe________(prepare)forthecompetitionforseveralmonths,heisstillnotsureaboutit.7．Sinceshelostherjob,she________(study)topreparefo

3、ranotherone.8．It________(rain)withoutstopforalmostaweekhere.9．ShecametoliveinYantaitheyearbeforeand________(live)theresince.10．—Ihavegotaheadache.—Nowonder.You________(sit)infrontofthecomputertoolong.答案：1．havebeenworking　2.arewriting　3.havegone4．hasb

4、eendoing　5.haveoccurred　6.hasbeenpreparing　7.hasbeenstudying　8.hasbeenraining　9.hasbeenliving　10.havebeensittingⅡ.完成句子1．She________________for6hoursandstillcannotwakeup.她已经睡了六个小时了，到现在还叫不醒。2．Thetobaccoindustry__________________toimproveitsimage.烟草行业一直

5、在试图改善其形象。3．Ithascometoourknowledgethatyou__________________thecompany.据我们了解你一直欺骗公司。4．Jim____________________Jennyeverynightforthepastweek.一星期以来吉姆每天晚上给詹妮打电话。5．Where____________________？We______________________everywhere.你到哪里去了？我们到处在找你。答案：1．hasbeenslee

6、ping　2.hasbeentrying　3.havebeencheating　4.hasbeenphoning　5.haveyoubeen;havebeenlookingforyouⅢ.单句改错1．Iarrivedlate.Ididn'texpectthetrafficwassoheavy.________________________________________________________________________2．Youhaveworkedinfrontofthecomp

7、utertoolong.Youmusttakeabreaknow.________________________________________________________________________3．Nodecisionwillmakeuntilourmanagercomesback.________________________________________________________________________4．Theoldmachinehasbeenrepair

8、edatthemoment,sowecan'tuseitnow.________________________________________________________________________5．Willtheseflowerswaterinafewminutes?________________________________________________________________________6．Sorry,noteaorcoffeeisservinginourre