现在完成时课件-高三英语二轮复习

时态复习

现在完成时Shehasneverseenthefilm.Ihavealreadybrushedmyshoes.Theyhaven’tfinishedtheworkyet.Leadin---Readandfindouttheverb.现在完成时动词形态：have/has+done

基本用法：1）过去某一时间点发生的动作对现在产生影响，常与

already,yet,never,ever,before,just,sofar等连用。2）过去某一时间点发生的动作持续到现在或还将持续下去，常与

for+一段时间或

since+过去某一时刻或一般过去时的状语从句连用

变化动词规则

形态一般情况以不发音的e结尾的动词以辅音字母+y结尾的动词在重读闭音节中，末尾只有一个辅音字母特殊动词动词原形（do）helplooklikelovecarrycrystopdropcatchrun过去分词（done）

动词过去分词变化规则写出下列动词的过去分词1.ride__________2.do___________3.have___________4.be___________5.hurt__________6.buy____________7.take_________8.run___________

9.read___________10.see_________

11.go__________

12.eat___________用since或for填空：1.Wehavelivedhere______1990.2.——Howlonghaveyoustudiedhere?——_____5years.3.Theboyhashadabadcold_____lastnight.4.Mr.Huanghaskeptthebooks______aweekago.5.Ihavetaughtintheschool______Icamehere.6.Wehavebeenfriends____alongtime.sinceForsincesincesincefor1.

She________always_________(want)togoonadreamholidaysinceshewas9.2.

I______also_______(enter)lotsofspeakingcompetitions,butI______________(not,win)anyprizes.3.CanIplayoutside?I______________(finish)my

homework.4.We____________(wash)ourclothesandtheyarecleannow.5.They_______________(watch)thefilm.Sotheydon’twanttoseeitagain.6._________youever__________(win)anyprizesbefore?7._________youever__________(think)aboutotherkindsofcompetitions?haswantedhaveenteredhaven’twonhavefinishedhavewashedhavewatchedHavewonHavethought改错：1.LilyhaveclimbedtheGreatWalltwice.2.She︿visitedAmerica.Letherintroduce

somethingaboutAmericanlife.hashas1.他已经去世了。2.他已经去世两年了。Hehasalreadydied.Hehasbeendeadfortwoyears.3.我买这部手机已经一个星期了。4.我们成为好朋友已经10年了。Ihavehadthephoneforoneweek.Wehavebeenfriendsfor10years.瞬间动词延续性动词leavebeawayend/finishbeoverstart/beginbeonborrowkeepbuyhavebecomebebedeaddie5.到目前为止，我已经学习了2000个英语单词了。I