我的现在完成时讲解课件

上一页下一页现在完成时的构成上一页下一页have(has）+过去分词现在完成时的基本句型：肯定式：主语+助动词have/has+动词的过去分词.疑问式：助动词Have/Has+主语+动词的过去词?否定式:主语+助动词have/has+not+动词的过去分词.现在完成时的主要用法上一页下一页--It’ssodark.--Someonehasturnedoffthelight.(有人刚把灯关了,对现在造成的结果是:现在很黑)--Areyoufree?--Ihavefinishedmyhomework.Iamfree(我已经完成了家庭作业,对现在造成的结果是很有空)1.表示过去发生的某一动作对现在造成的影响或结果。Eg:already一般用于肯定句;yet用于否定句和疑问句,位于句末•Hehasalreadylefthere.他已经离开这里了。•Myteachershaven’thadbreakfastyet.我的老师们还没有吃早饭。•Haveyouwrittentoyourparentsyet?你已经给你父母写过信了吗？现在完成时的主要用法2.表示过去已经开始,持续到现在的动作或状态,现在完成时(presentperfecttense)pastpresent(now)futureEg:IhavelearntEnglishformorethantenyears.我已经学了10多年的英语。Shehasswumsincehalfanhourago.我已经游泳了半个小时常与since和for等时间状语连用_________1.for+一段时间Eg.Ihavebeenherefor5weeks.He’sstudiedEnglishfor3years.2.since+时间点(表示过去某一时间的)单词从句（一般过去时）Eg.Ihavebeenheresince2000.Ihavebeenheresince5yearsago.IhavebeenheresinceIgraduatedin2000.选用for和since填空:1.Wehaven’tseeneachother______alongtime.2.HisfatherhasbeenintheParty______10yearsago.3.Thefilmhasbeenon______20minutes.4.MrGreenhasworkedhere______hecametoChina.5.Hisgrandparentshavebeendead______severalyears.6.It’sfiveyears_______wemetlasttime.forsinceforsinceforsince下一页上一页Usethewordsinbracketstocompletetheconversations.1.A:Wouldyoulikesomethingtodrink?B:No,thanks._______________________.(just/drinksometea)2.A:Iheardyoulostyourkey.____________________?(find)B:No,notyet.3.A:DoyouknowwhenTomisleaving?B:________________________.(already/leave)A:When___________________?(leave)B:Thismorning.4.A:Isyoursistergoingtothemovieswithustonight?B:No.__________________________.(already/seethefilm)5.A:Whatdoyourparentsthinkaboutourplan?B:I__________________.(not/tellthem/yet)IhavejustdrunksometeaHaveyoufounditHehasalreadyleftdidheleaveShehasalreadyseenthefilmhaven’ttoldthemyet中考链接：1._____you________(clean)theroom?Yes,we__________(do)thatalready.2.______he______(see)thisfilmyet?Yes.When_____he_____(see)it?He______itlastweek.3.I__________(read)thenoveltwice.It’sinteresting.4.MrChen__________(give)upsmokingsincelastyear.Havecleanedhavedonedidsaw下一页上一页seeHasseenhavereadhasgivenIhaveboughtahouseyet.Hehasn’talreadyfinishedhishomework.Mymotherhavelearnedtoplaychessyet.TheyhavebuymanyCDs.Wehavelearned2000wordsforwecamehere.Hehasdancedsince5yearsalreadyyetalreadyboughtsinceforFillintheblankswiththecorrectformsofthewordsinthebrackets.Sally_______(love)reading.Inthemorningshereadsthenewspaperandintheeveningshereadsbooks.She______already________(read)morethan100differentbooks.Herfavoritekindofbooksissciencefiction.Sheisinterestedinscienceandtechnologyandlovestoimaginewhattheworld____________(be)likein50years.She____________(finish)readingabookaboutrobotslastweekand_____________(write)abookreportaboutitnextweekforherFrenchclass.Everytimesheisinthelibrary,Sallylooksatthemanybooksshe_________________(notread)yetandshecan’twaittoreadthem.loveshasreadwillbefinishedwillwritehasn’treadCompletethechartwithinformationaboutyouandyourfriend.YouYourfriendCommentsBooksIhavealreadyreadMoviesIhavealreadyseenSongsIhavealreadyheard