2019年春八年级英语下册Module2Experiences模块语法专练课件新版外研版.ppt

模块语法专练,现在完成时(一)1.定义。表示过去发生的动作对现在造成的影响或结果,即用一个过去的动作来说明现在的情况。例如:Ihavereadthebook.Idontwanttoreaditagain.我已经读过这本书了,不想再读了。(对现在的影响)Hehasfinishedthework.他已经完成了那项工作。(表结果),2.构成。(1)肯定句:主语+have/has+done+其他。例如:Grandmahassentmeaparcel.奶奶给我寄了一个包裹。(2)否定句:主语+have/has+not+done+其他。例如:Ihaventeatenthechocolate.我还没有吃那块巧克力。(3)一般疑问句:Have/has+主语+done+其他。例如:Haveyoutidiedthetable?你收拾餐桌了吗?Yes,Ihave./No,Ihavent.是的,收拾了。/没有,还没收拾。(4)特殊疑问句:特殊疑问词+have/has+主语+done+其他。例如:Howmanybookshaveyouread?你读过多少本书?,3.动词过去分词的变化规律。(1)一般情况下,词尾直接加-ed,例如:workworked,visitvisited(2)词尾为不发音的字母e时,只需加-d,例如:likeliked,livelived(3)词尾为“元音字母+y”时,直接加-ed。例如:playplayed,staystayed(4)词尾为“辅音字母+y”时,将y改为i,再加-ed。例如:studystudied,crycried(5)词尾为只有一个辅音字母的重读闭音节时,双写该辅音字母再加-ed。例如:stopstopped,dropdropped(6)动词过去分词的变化形式还有许多不规则变化,需要特别记忆。例如:seeseen,gogone,.单项填空(D)1.WouldyouliketoseethemovieWolfWarriorswithus?Idloveto!ButIit.A.sawB.seeC.willseeD.haveseen(C)2.Itsagreatpitythatthefamousfootballplayerhasgonetoanotherclub.Dontworry!Theyanothertopstarrecently.A.inviteB.invitedC.haveinvitedD.invites(A)3.HaveyoueverbeentoBeijing?.Iwenttherelastyear.A.Yes,IhaveB.Yes,IdidC.No,IhaventD.No,never,(B)4.UncleLianginHaikousince1980,soheknowsalotaboutthecity.A.islivingB.haslivedC.livedD.lives(A)5.youeverHanHongsinglive?Ofcourse.Acoupleoftimesindifferentcities.A.Have;seenB.Did;seeC.Do;seeD.Are;seeing(C)6.MysisterEnglishsinceshewas9yearsold.Shecantalktoforeignersfreely.A.learnsB.learntC.haslearntD.havelearnt,(B)7.MymotheragoodexampleformesinceIwasyoung.A.wasB.hasbeenC.willbeD.is(B)8.Ithinkourteacher,MrsAllen,knowseverything.Iagree.Becausesheover2,000books.A.readB.hasreadC.readsD.isreading,.按要求完成句子,每空一词1.Ileftschoolin2007.ThenIcamehere.(用现在完成时改写句子)IhavebeenheresinceIleftschoolin2007.2.SallyandIkneweachothertwoyearsago.(用现在完成时改写句子)SallyandIhaveknowneachotherfortwoyears.3.Iborrowedthebookonemonthago.(用现在完成时改写句子)Ihavekeptthebookforonemonth.4.Maryhasalreadyenteredawritingcompetition.(改为否定句)Maryhasntenteredany