GrammarandusagePresentperfecttense&presentperfectcontinuoustense•Themonitorhaschangedhisseat,soIcan’tfindhim.•Ihavefoundhimwithyourhelp.Ifeelveryhappy.Form:Have/has+donePresentperfecttenseMrs.Fanghaschangedthecolorofhernails(指甲).1.Totalkaboutthingsthathappenedintherecentpastbutareconnectedwiththepresent.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PresentperfectPresentperfectcontinuous•Theboystartedhavingdinnerfiveminutesago.Heisstillhavingdinnernow.•Theboy________________(have)dinnersincefiveminutesago.hasbeenhavingForm:Have/has+been+doing•Themanstartedworkinginthefieldhalfanhourago.Heisstillworkingnow.•Theman_________________(work)inthefieldforhalfanhour.hasbeenworkingpastfuturenowdiddohavebeendoingdo1.translation:不累啊？你已跳了一个小时啦！Aren’tyoutired？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,whathaveyoubeenbusywiththesedays?---I________________(try)tocatchgoats,but______never________(catch)asingleonesofar.Iwillbebacksoon!havebeentryinghavecaught•It’s_______alongdaywithoutyoumyfriend.AndI’lltellyouallaboutitwhenIseeyouagain.•We’ve______alongwayfromwherewebegan.OhI’lltellyouallaboutitwhenIseeyouagain.beencomeThankyouforall!Myfans!Yoursupporthas_______________beenencouragingmeI_______________(hide)allmyhopesanddreamsaway我一直把所有的希望和梦想都藏起来JustincaseIeverneedthemagainsomeday只为了有一天可能又需要他们I______________________(setaside)time我总是留些时间Toclearalittlespaceinthecornersofmymind来净化心灵的小角落havebeenhidinghavebeensettingasideShehasbeenpaintingtheceiling.Shehaspaintedtheceiling.paintceilingpresentperfectpresentperfectcontinuous他们已经结婚10年了.Theyhavegotmarriedfortenyears.RightorWrongbeen瞬间动词不与表示一段时间的时间状语连用Task:Watchashortvideoandtrytowritesomesentences.Requirements:1.Writeaccordingtothehints.2.Useasmanypresentperfectandpresentperfectcontinuoustensesaspossible.PracticetwoHints（提示）1.平江二中已经有近70年的历史，经历了各种变迁。2.目前，平江二中已发展成为一个具有3400多名学生的中学。3.我近半个学期来在平江二中的生活……Ifwegraspthepresent,lifewilltendtobeperfect.Andifweperformlike“thepresentperfectcontinuous”onthewaytosuccess,wewillturnthemysteriesintogreatachievements!
