现在完成时和现在完成进行时的区别.ppt

《现在完成时和现在完成进行时的区别.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、GrammarandusagePresentperfecttense&presentperfectcontinuoustenseThemonitorhaschangedhisseat,soIcan’tfindhim.Ihavefoundhimwithyourhelp.Ifeelveryhappy.Form:Have/has+donePresentperfecttenseMrs.Fanghaschangedthecolorofhernails(指甲).1.Totalkaboutthingsthathappenedintherecentpastbutareconnectedwith

2、thepresent.总结：表示过去的动作对现在的影响分析：过去的动作：gotanewpairofglasses对现在的影响：seemoreclearly.Usage1常跟already,yet等连用Mrs.Fanghasgotanewpairofglasses.Shecanseemoreclearlynow.WatchandthinkUsage2IhavebeentoParistwice.2.Totalkaboutunfinishedrepeatedactionsinalifetime.总结：表示反复的动作，经验常与频度副词always,often,seldom,never等

3、连用Ihaven’tseenJustinsincelastFridaynight.Thepolicehavejustfinishedsearchingthearea.A.Wehaven’tseenJustinsincelastFridaynight.B.Thepolicehavejustfinishedsearchingthearea.3.Totalkaboutsomethingthatstartedinthepastandisstillhappeningnoworwascompletedashorttimeago.总结：过去发生的动作持续到现在。分析：动作发生在过去A仍在发生

4、B刚刚结束Usage3常与包括现在在内的时间状语连用，如：today,now,thisweek,thismorning,thesedays,thisafternoon,recently,sofar等；也同“for+时间段”或“since＋时间点”的状语连用Summary·1.表示过去的动作对现在的影响2.过去发生的动作持续到现在，可能刚刚结束，可能仍在发生3.表示反复的动作,经验PresentperfectPresentperfectcontinuousTheboystartedhavingdinnerfiveminutesago.Heisstillhavingdinnerno

5、w.Theboy________________(have)dinnersincefiveminutesago.hasbeenhavingForm:Have/has+been+doingThemanstartedworkinginthefieldhalfanhourago.Heisstillworkingnow.Theman_________________(work)inthefieldforhalfanhour.hasbeenworkingpastfuturenowdiddohavebeendoingdo1.translation:不累啊？你已跳了一个小时啦！Aren’ty

6、outired？Youhavebeenjumpingforanhour.SummaryPresentperfectcontinuous1.过去发生的动作一直持续到现在，可能刚结束，可能仍然持续2.强调动作的持续性和反复性pastfuturenowdiddohavebeenwaiting1.Kelly:Sorry,I’mlate.Haveyoubeenwaitinglong?Mavis:Yes.I_________________foranhour.havebeenwaiting强调持续性和反复性PracticeoneMr.Wolf---Mr.Wolf,whathaveyoube

7、enbusywiththesedays?---I________________(try)tocatchgoats,but______never________(catch)asingleonesofar.Iwillbebacksoon!havebeentryinghavecaughtIt’s_______alongdaywithoutyoumyfriend.AndI’lltellyouallaboutitwhenIseeyouagain.We’ve______alongwayfromwhe