初中英语课件――现在完成时.ppt

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1、PresentPerfectTensePresentperfecttense现在完成时构成:用法一：动作发生在过去，对现在有影响。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.）presentpastIhavelivedherefortwoyearsIlivedthere2yearsago和过去时态的区别及联系：··20072009Eddiewasbornfouryearsago.pastpresent

2、EddiehaslivedwithMilliesincehewasborn.pastpresentEddiehaslivedwithMillieforfouryears.Weusethepresentperfecttensetotalkaboutthingsthatstartedinthepastandcontinuetothepresent.Wealsousethepresentperfecttensetotalkaboutthingsthathappenedinthepastandhaveconnectionwiththepresent.movelivelovelik

3、e写出下列动词的过去式和过去分词:visitrepairwatchfinishvisitedvisitedrepairedrepairedwatchedwatchedfinishedfinishedmovedmovedlivedlivedlovedlovedlikedlikedverb＋ed以e结尾＋d写出下列动词的过去式和过去分词:stopmoptrapplanstoppedstoppedmoppedmoppedtrappedtrappedplannedplanned注:以一个辅音字母结尾的重读闭音节词,双写最后一个辅音字母＋ed双写＋edstudyhurrystudi

4、edstudiedhurriedhurried去y＋ied注:以辅音字母加y结尾的词,去y＋ied.写出下列动词的过去式和过去分词:begiveseemakeputcomewritewas/werebeengavegivensawseenmademadeputputcamecomewrotewritteneg.1.Hehadhisbreakfastat6:00Hehashadhisbreakfast.2.Whendidyoucomehere?IwatchedthefootballmatchonTVat9:00.Adverbsoftimebefore,bynow(sofar

5、),once,twice…,just,recentlyyet(否/疑),already(肯),ever,never,allone’slife,in/duringthepast/last5years,Exercises1.I________(have)lunchalready.2.Hasthetrain_______(arrive),yet?3.Tome____never_______(beto)China.4.Thetwin______just_____(see)myfather.5.Thetwins____(see)myfatherjustnow.havehadarri

6、vedhasbeentohasseensaw用法二：for+段时间since+点时间since+句子（过去时）E.g.Katehaslivedherefor3years.Katehaslivedheresince3yearsago.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since和for:1)EddiehaslivedwithMilliesince2001.EddiehaslivedwithMilliesinc

7、e4yearsago.EddiehaslivedwithMilliesincehewasborn.小结:since+时间点（词、词组或句子）2)EddiehaslivedwithMillieforfouryears.小结:for+时间段3)对以上句子划线部分提问:HowlonghasEddielivedwithMillie?WehavelearnedEnglish______GradeThreeinprimaryschool.WehavelearnedEnglish_______fiveyears.2.Hehasn’tfelt