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1、PresentPerfectTense现在完成时1.过去发生的动作对现在造成的影响或结果。2.过去已经开始，持续到现在的动作或状态havebreakfastI’mnothungrynowmovedherein2000IstilllivehereIhavelivedhereforthreeyears.Ihavelivedheresince2000/threeyearsago.pastnow构成have/has+过去分词现在完成时Ihavejustcleanedmyclothes.我刚洗过衣服。（“洗衣服”是发生在过去的动作，
2、对现在造成的结果是“衣服干净了”）Ihavejusthadmybreakfast.(对现在的影响：不饿)现在完成时动词构成have/has+v过去分词(及物动词)助动词否定haven’thasn’t疑问Haveyou……?Hashe……?答语Yes,主语+have/has.No,主语+haven’t/hasn’t3.以重读闭音节结尾，末尾只有一个辅音字母的双写＋ed.如：plan,stop,drop,fit(适合),prefer(更喜欢),travel4.以辅音字母＋y，结尾，变y为i＋edtry,study,carry,
3、hurry,cry,worry,copy规则变化：1.+edwork,plant,call2.e+dlive,change,like,love,agree,save,hate,move,arrive,skate,hope,过去分词的构成不规则变化：5.特殊:am/is/are-was/were-been,see-saw-seen,do-did-done,go-went-gone,take-took-taken,give-gave-given,know-knew-known,speak-spoke-spoken,write-
4、wrote-written,sing-sang-sung,forget-forgot-forgotten6.不变：put-put-put,run-ran-run,come-came-come,become-became-become,read-read-read,cut-cut-cut,1.写出下列动词的过去式和过去分词am/is_________are____________see___________do____________go____________give____________take___________k
5、now____________speak__________write____________put__________run____________come__________sing____________forget___________become___________特征词:already(肯定句)yet(否定句和疑问句)never，ever(疑问句)just(谓语动词之前)before(句末）sofar,thesedays,for+时间段,since+时间点，since+句子（过去时）1.Shehasnotse
6、enthisfilm.Shehasseenthisfilm.2.Ihavecombedmyhair.Haveyoucombedyourhair.3.Hehaswatchedavideo.Hehasnotwatchedavideo.already----------yet已经用于肯定句用于否定句，疑问句1.haveyou________beentoBeijing?No,_____.2.Ihave______finishedmywork.3.Ihavefinishedmywork_______.4.Haveyoufinishe
7、dyourwork______?5.ShehastaughtEnglish_____10years.6.Hehasworkedinthefactory______1yearago.7.Ihaveheardofthestory_______.3.关键词：just,yet;since,for;ever,never;already,beforeeverneverjustalreadyyetforsincebefore按要求进行句型转换Hehasalreadyfinishedhishomework.(一般问句，并作肯定、否定回答)
8、IhaveneverbeentoBeijingbefore.(一般问句)Theyhavelearnedaroundfiveunits.(提问)Hashefinishedhishomeworkyet?Yes,hehas.No,hehasn’t./Notyet.HaveyoueverbeentoBeijin
