新人教版新目标九年级现在完成时语法学习课件新人教原创

The Present Perfect Tense 一.Form: 1.肯定句: S (主语)+ have/has+PP(过去 分词) 2. 否定句: S (主语)+ have/has+not +PP(过去分词) 3.疑问句 Have/has+ S (主语 )+PP(过去分词)? Yes, S+have/has. No, S+have/hasnt. 说明： 助动词have和has可前面 的主语缩略为ve,s.如 theyve, weve, hes, its; has not=hasnt have not=havent 二、过去分词的构成 1.+ed work, plant,call 2.e+d live, change, like,love,agree,save hate, move,arrive, skate,hope, use 3.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), travel 。以辅音字母y ，结尾，变y为ied try, study, carry, hurry, cry, worry,copy 三、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） in the past/last few years, (过去几年来) so far= up to now,till now,by now these days since/ever since for+ 时间段 四、用法 表示过去发生的某一动 作对现在造成的影响或 结果。 I have already seen the film. Jim has just lost his book. 四、2.常和表示从过去某一时刻 延续到现在的一段时间的状语 连用.如： for+时间段 for12 weeks/three minutes since+ 时间点(起点)since 9 oclock this morning since一段时间ago for时间段; since two weeks ago= for two weeks; for a year=since a year ago; since 2000=for 4 years since+从句(常用一般过 去时) The Greens have lived in Beijing since they moved to Beijing from Paris. 时态填空： -Are you sure you _(lose) the book?-Yes, I _(look) for it everywhere, but I still cant find it. have lost have looked 2.We _ already _(copy) these words. have copied 3. Jim _ (just, watch) a football match. He is so tired and hungry. has just watched 4. _you ever _ (travel) on a train? Have travelled 5. -_ they _ (see) the film yet? - Yes.They_ (see) it already. - When_they_ (see) it? -They _ (see)it just now. - Haveseen have seen didsee saw 6.- _ her sister _ (be) to Nanning? -No,she_ ( never,be) there before. Has been has never been 五。瞬间动词和延续性 动词的转换 open- be open; close- be closed; begin- be on; finish,end-be over become-be; join-be a member of be in; die-be dead; get up-be up; comearrivereach get to - be in/be here; catch a cold- ha