云南省丽江市永胜县永北镇中学中考英语复习 Present perfect tense 现在完成时课件 人教新目标版.ppt

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1、PresentPerfectTensePresentperfecttense现在完成时构成:用法一：表示过去发生的某一动作对现在造成的影响或产生的结果.现在完成时这一时态强调是过去动作与现在的联系,也就是强调现在的影响和结果.have/has+过去分词1.都表示过去发生的事2.现在完成时强调过去和现在的联系，不能和具体的时间状语连用；3.一般过去时强调过去发生的事或状态与表示过去的具体时间连用（last,ago,yesterday,etc.）presentpastIhavelivedherefortwoyearsIlivedthere2yearsagoeg.1.

2、Hehadhisbreakfastat6:00Hehashadhisbreakfast.2.Whendidyoucomehere?IwatchedthefootballmatchonTVat9:00.Adverbsoftimebefore,bynow(sofar),once,twice…,just,recentlyyet(否/疑),already(肯),ever,never,allone’slife,in/duringthepast/last5years,Exercises1.I________(have)lunchalready.2.Hasthetrain____

3、___(arrive)yet?3.Tome____never_______(beto)China.4.Thetwin______just_____(see)myfather.5.Thetwins____(see)myfatherjustnow.6.Manytallbuildings____________(build)inthepast5years.havehadarrivedhasbeentohasseensawhavebeenbuilt用法二：for+段时间since+点时间since+句子（过去时）E.g.Katehaslivedherefor3years.K

4、atehaslivedheresince3yearsago.KatehaslivedheresinceshecametoChina.表示过去某个时间开始的动作或存在的状态，一直持续到现在并可能还将持续下去。动词使用延续性动词。常与for或since引导的时间连用常见非延续性动词和延续性动词的转变arrive/come/gotodiebecomeaborrowLeave/movebuyopenjoinstart/beginfinish/endcatchacoldgetupgettoknowgetoutclosewakeupgotosleepbecomeinterest

5、edinbeinbedeadhavekeepbeaway/beoutbeabein/amemberofbeopenbeonbeoverhaveacoldbeupknowbeoutbeclosedbeawakebeasleep/sleepbeinterestedinExercisesHisfatherhasdied.(for2years)Thefootballmatchhasbegun.(since9:00a.m)Thetwinshavejoinedthearmy.(sincetheyare18yearsold)MyteacherhasjustleftNanjing.

6、(for3days)Hisfatherhasbeendeadfor2years.Thefootballmatchhasbeenonsince9:00.Thetwinshavebeensoldiers/beeninthearmysincetheyare18yearsold.MyteacherhasbeenawayfromNanjingfor3days重点句型:Itis/hasbeen+段时间+since从句段时间+haspassed+since从句eg.他死了两年了：Hediedtwoyearsago.Hehasbeendeadfortwoyears/sincet

7、woyearsagoItis/hasbeentwoyearssincehedied.Twoyearshaspassedsincehedied.1.这本书我借了一个月了。Iborrowedthisbookamonthago.Itis/hasbeenamonthsinceIborrowedthebook.Ihavekeptthebookforamonth./sinceamonthago.AmonthhaspassedsinceIborrowedthebook.Have/hasgonetohave/hasbeentohave/hasbeeninhave/hasgo