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2019年高中英语Unit9Grammar随堂演练1北师大版必修3Ⅰ.单句语法填空不多于3个单词1.YouknowI________________lookforajobforthreemonthsandthisismyfirstinterview.答案 havebeenlooking2.Mysister________________stayinBeijingforthreemonthslastyear.答案 stayed3.Thelittleboyisdirtyalloverbecausehe______________playinthemudallthemorning.答案 hasplayed/hasbeenplaying4.Hereheis!We____________________waitanxiouslyforhimsincelastnight.答案 havebeenwaiting5.They______________marryformorethantwentyyears.答案
5.havebeenmarried6.—Didyoufindthemissingcoupleinthemountainyesterday—Nobutwe________trytogetintouchwiththeneversince.答案与解析 havebeentrying “从昨天到现在我们一直在努力与他们联系”,表示过去的动作延续到现在还在进行,用现在完成进行时7.We________workonitforseveralhoursbutwehavenotyetreachedanyconclusion.答案与解析 havebeenworking 根据but后时态,可以判断出到现在还没有得出结论,有可能还要继续下去,所以要用现在完成进行时8.—Youhaventgotthetextbookformychemistrycourseyet.—Iknowandwe________trytogetitforthelast5weeks.答案与解析 havebeentrying 由forthelast5weeks可知用完成时,再由上文“你还没有弄到化学教科书”,可以推测we一直到目前都在想办法,因此用现在完成进行时9.Iwonttellthestudentstheanswertothemathproblemuntilthey________workonitformorethananhour.答案 havebeenworkingⅡ.请改正划线部分的错误1.Sorry!Imlate.Howlonghad_you_been_waitingforme_______________________________________________________答案 hadyoubeenwaiting→haveyoubeenwaiting2.Theyhave_been_knowingforabouttwentyyears._______________________________________________________答案 havebeenknowing→haveknown3.Itbegantorainfourdaysago.Itrainsforfourdaysandhasntstopped._______________________________________________________答案 rains→hasbeenraining4.Iwonderedifyouarebusythisweekend._______________________________________________________答案 wondered→wonder/amwondering5.Look!Youareallwet.Areyoucyclingintherain_______________________________________________________答案 Are...cycling→Have...beencycling。