过去完成时ppt

过去完成时过去完成时Mygrandmothertoldmeshehadlivedherebefore.过去完成时Peoplehadplantedmanytreesbeforeshelefthere.过去完成时Shesaidthatshehadplantedthistreetwoyearsbefore.过去完成时Peoplehadlivedahappyandgreenlifebeforethetallbuildingswerebuilt.过去完成时Peoplehadbuiltmanynewroadsandtallbuildingsbylastyear.过去完成时Peoplehadtakenmanymeasurestoleadahappylifebylastyear.过去完成时关注的句子Peoplehadtakenmanymeasurestoleadahappylifebylastyear.Mygrandmothertoldmeshehadlivedherebefore.Peoplehadplantedmanytreesbeforeshelefthere.过去完成时haddone时间标志过去完成时结构hadbeendone过去完成时bytheendoflastyear时间标志含义bythetime从句(一般过去时）表示到过去某一时刻为止，已经完成了的动作。byyesterdaybythenbyfouro’clock过去完成时Bytheendoflastmonth,theyhadfinishedtheirwork.BythetimeIgothome,everyonehadgonetobed.IhadlearnedEnglishallbymyselfbytheageof14.过去完成时When/before等引导的时间状语从句时间标志表示过去的过去含义二表示一个动作在另一个过去动作之前已经完成。两个动作都发生在过去，先发生的动作用过去完成时，后发生的动作用一般过去时。过去完成时Thefilmhadalreadybegunwhenwearrivedlastnight.BeforeIgottothestation,thetrainhadleft.Hegothomeandsuddenlyrealizedhehadforgottentoturnoffthelight.过去完成时5.Hesaidhe_____________(nothear)fromhersinceJune.3.I___________(work)inacompanyfortwoyearsbeforeIcamehere.4.Wheneverything__________(be)ready,theplanetookoff.1.We____________（finish）theworkbynineo’clockyesterday.2.ByJulylastyear,she___________(study)hereforthreeyears.hadfinishedhadstudiedhadworkedhadbeenhadnotheard练一练过去完成时haddone时间标志过去完成时的两个含义结构回顾总结hadbeendone同学，下节再见：）