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Jiangsu,HuaibeiMiddleSchoolbyChenXiaojunIhaveseenthefilm.ImeanIknowthefilm.OrIdon’twanttoseeit.Ihavehadmybreakfast.Therehavebeenmanywordsinthestone.Greatchangeshavetakenplaceinourschool.一、表示过去发生的某一动作对现在造成的影响或结果.Eg.1、Someone(break)thewindow.2、Theparty(start).二、表示动作或状态从过去开始一直延续到现在甚至将来Eg.1、He(study)Englishfortenyears.2、Thegirl(be)illforaweek.TheMeaningsofthePresentPerfectTensehasbrokenhasstartedhasstudiedhasbeen3、have/has+主语+done……？2、主语+have/has+not+done……。1、主语+have/has+done……。4、特殊疑问词+have/has+主语+done……？TheStructureofthePresentPerfectTenseI_______________________theworkyet.He__________________foranhour.I_________just___________theletter._______you________himsincethen?Howlong_______you______inthehouse?1、我刚刚写完信.2、他已经等了一个小时.3、我还没有完成这一项工作.4、从那时起你就认识他吗？5、你在这所房子里住了多久了？havewrittenhaswaitedhavenotfinishedHaveknownhavelived构成规则原形过去分词一般在动词原形末尾加-edworkplayworkedplayed结尾是e的动词加-dhopelivehopedlived末尾只有一个辅音字母的重读闭音节词，先双写这个辅音字母，再加-edstoptripstoppedtripped结尾是“辅音字母+y”的动词，先变“y”为“i”再加-edstudyworrystudiedworried规则动词过去分词的构成Thecompositionofregularverbspastparticiple用法一:现在完成时态的含义是表示过去发生的或已完成的动作对现在造成的影响或结果。特点是既涉及过去，又联系现在：动作是过去发生的，结果是现在存在的。Shehasgone.(她走了。)从这句话中动词所用的现在完成时态可以看出“走”的动作是过去发生的，而对现在所造成的结果是她不在这里了。TheusesofthePresentPerfectTenseLook!Theblackboardissocleannow.Hehascleanedtheblackboard.(他已经擦过黑板了。)这句话所表示的结果是黑板现在是干净的。HespeaksFrenchverywell.HelearneditinParis.Hewastherefortwoyears.HehasstudiedFrench.(他学过法语。)这句话所说明的结果是他现在懂法语。这种用法常与already,just,yet,ever,never,before(句末)等连用.1.I________(do)myhomeworkalready.2.He_____________(notfinished)hishomeworkyet.3.____youever_____(be)toBeijing?4.We______never______(see)suchanexcitingmatchbefore.5.Mother_____just_______(clean)thehouse.Pleasedon’tcomein.6.They_____________(practice)thisdialoguetwice.havedonehasnotfinishedHavebeenhaveseenhascleanedhavepracticed注意：当在肯定陈述句中含有already或just时，在转换成否定句或疑问句时，要把句中的already或just去掉，在句末加上yet.将下列句子改为否定句:Ihaven’tseenthefilmyet.2.Ihavedonemyhomeworkalready.Ihaven’tdonemyhomeworkyet.3.Motherhasjustcleanedthebedroom.Motherhasn’tcleanedthebedroomyet.1.Ihaveseenthefilmalready.用法二：表示动作或状态从过去开始一直延续到现在甚至将来ZhangTongyiborrowedthebookstwodaysago.ZhangTongyihaskeptthebooksfortwodays.记住下列终止性动词改为延续性动词的表达法：A.动词改为“be+相应的副词”如：go,come,arrive,reach……B.动词改为“be+对应的词/动词”如：close---open---die-----finish,end-----getup---leave----begin、start----goout---fallasleep----return----beclosedbeopenbedeadbeoverbeupbeawaybeonbeoutbeasleepbebackC.其它改法如：become----buy----borrow---jointhearmy----jointheParty---catchacold----makefriends----behavekeepbeinthearmy/beasoldier/beamemberofthearmybeintheParty/beaPartymember/beamemberofthepartyhaveacoldbefriends标志词：for+一段时间,since+过去的时间点,theseyears,sofar,inthepast/last…years1.We____________(learn)Englishforthreeyears/sincetwoyearsago/since2006.2.Mr.Green_________(be)inChinatheseyears.3.They___________(write)15songssofar.4.Thepopulation____________(grow)moreslowlyinthepasttenyears.5.He___________(be)inthecityinthelasttenyears.havelearnedhasbeenhavewrittenhasgrownhasbeenhave/hasgoneto…have/hasbeenin…have/hasbeento…1.A:Where’sJim,LiLei?B:He______________hisschoollibrary.2.TheGreens_____________Chinaforthreeyears.3.We_____________theGreatWalltwice.It’sverybeautiful.hasgonetohavebeeninhavebeentoBAABBstayA1.她曾经去过上海。ShehasbeentoShanghai.2.他在上海10年了。HehasbeeninShanghaifortenyears3.他去上海了。HehasgonetoShanghai.1、Hisbrotherhasbecomeaworkerinthatfactorysinceheleftschool.2、Hasthefilmbeenonfiveminutesago?3、Thesebabieshavefallenasleepforthreehours.4、Jimhasgotupforovertwentyminutes.5、Theyhavemadefriendssincetwoyearsago.ABCDABCDABCDABCDABCD√√√√hasbeen√forfiveminutes/sincefiveminutesagobeenasleepbeenupbeen现在完成时和一般过去时的区别：现在完成时，强调这一动作产生的结果对现在的影响，与现在有关。一般过去时，仅仅表示在过去某一时刻曾发生过这一动作，与现在无关。他已学英语五年了。HehasstudiedEnglishforfiveyears.他曾学过五年英语。HestudiedEnglishforfiveyears.（说明他还继续学下去）（只说明他过去学过五年英语，但现在不学了。）一般过去时与现在完成时有一些明显的时间状语。遇到yesterday,Lastyear,inMay,in+过去某一年，twodaysago,theotherday,justnow等就用一般过去时当有sofar,inthepast/lastfewyears(在过去/最近的几年里)，since接过去时间状语或过去时的句子等常用现在完成时实战试题Fillintheblanks:1.He____________(work)inourschoolforfiveyear.2.He______(come)toourschoollastyear/in2008.3.They_______________(cook)thesupperalready.4.They___________(cook)thesupperhalfanhourago.hasworkedcamehavecookedcooked1、I(busy)sincetwodaysago.2、I(hear)frommyfatherrecently.3、I(live)inhishometownsincehelefthere.4、There(be)greatchangesinourcountryinthepastfewyears.5、Sofar,howmanytimesyou(read)thestory?havebeenbusyhavebeenhaveheardhavelivedhaveread挑战自我，我能行！Fillintheblanks1、我的叔叔入党已十年了.2、MrWest已经离开中国两天.3、我以前从来没有学开汽车的机会.4、自从杰克来到北京，他已去过颐和园4次.5、史密斯一家人从未乘飞机去过北京，是吗？6、我还未找到丢失的钱包。MyunclehasbeeninMrWesthasbeenawayI’veneverhadachanceJackhasvisitedTheSmithshaveneverflownIhaven’tfoundthelostwalletyet.toBeijing,havethey?thePartyfortenyears.fromChinasincetwodaysago.tolearndrivingbefore.theSummerPalacefourtimessincehecametoBeijing.Writeanarticleaboutourcounty---Sihong.提示：假设你是导游，现在向你的游客介绍泗洪:1、位于江苏北部。2、泗洪人口100多万。3、泗洪以螃蟹闻名于全国。4、在过去的几年里发生了很大的变化，城市变得越来越美丽。5、湿地和洪泽湖美丽的风景吸引了许多游客来到泗洪。6、湿地和洪泽湖观光区已经建成，它们将有助于泗洪发展得更快更好。Bye-bye!WelcometoSihong.Sihongisinthenort