1、2018/10/18,1,现 在 完 成 时,2018/10/18,2,现在完成时(态),1,2,1,2,1,2,2018/10/18,3,动作发生在过去某个不确定的时间,但对现在留下了某种影响和结果。 常被just、already、yet 等副词修饰。 如-Have you had lunch yet? -Yes,I have. Ive just had it. 你（已经）吃午饭了吗？ 我刚刚吃过。（现在我不饿了）,表示从过去某一时刻开始一直持续到现在的动作或状态。 这个动作可能刚停止，可能仍然在进行。 常带有for和since等表示一段时间的状语。 如：He has taught here
2、 since 1981 他自1981年就在这儿教书。（可能还要继续教） I havent seen her for four years. 我有四年没见到她了。,现在完成时的概念,2018/10/18,4,already一般用于肯定句中，yet一般用于否定句和 疑问句中。 We have already finished our homework.我们已完成作业 They havent finished their homework yet.他们还没有完成作业。,现在完成时的时间状语,用ever 和never。多用于否定或疑问句中，表示“曾经”或“从未“等。Have you ever been
3、 to the Great Wall?你曾经去过长城吗？ I have never been to the Great Wall.我从未去过长城。,用表示到说话为止的过去时间状语， 如just,，before，,up to now,，the past few years等。 1、I have seen her before,，but I can not remember where.我以前见过她，但记不起在哪里见过。 2、He has been there three times the last few days.近几年他去过那里三次,用包括“现在”在内的时间状语，如：now ,today,
4、 this morning (month,year) 例如：-Have you met him today?-No,I havent.今天你见过他吗？我 没有。 How many times have you been there this year? 今年你去过那里多少次？,2018/10/18,5,瞬间动词不能在完成时中和since/for连用,He has died for a year.错 He has been dead for a year. 对,She has put on a shirt for a morning.错 She has been in a shirt for a
5、 morning.对,2018/10/18,6,瞬间动词不能在完成时中和since/for连用,2018/10/18,7,Sb be interested in结构的时态记忆: sb has been + interested I have been interested in the game for several days. He has been surprised at the news.,注意事项,Have gone to去而未回 -have been to曾去过某-have been in一直在某地 His mother has been in her hometown. 他的妈
6、妈一直在家乡待着 She has never been to other places她从没有去过其他地方 John has gone to England.琼去了英格兰,现在完成时的标志词 Since (表自从时)-So far到目前为止 We have been over all work so far. 到目前为止，我们已经完成了所有工作,现在完成时与 过去完成时的区别,现在完成时与 一般过去时的区别,2018/10/18,8,练习:用一般过去时或现在完成时完成句子,They (go) to America last year. I am sorry, I (forget) your n
7、ame. My friend (finish) college last year. He (not speak) to me since the class (begin) She (buy) a bike last month. The man (lose) money yesterday. I (read) the book in the library. I (get) back the umbrella which I left in the bus. I (never hear) her speak in public(公共场所),2018/10/18,9,10.A: I (get
8、) up early this morning and (have) breakfast at 7:00 a.m. after breakfast , I (work) at my lessons.B: I (not have ) my breakfast until now. 11. Your dinner is ready; I (put) it on the table . You (send) the letter off yesterday? Bill (not find) his watch yet. I am not hungry. I (just have) my dinner
9、. He (come) just a moment ago. He (be) in BeiJing for 30 years. He (come) here in 1995,2018/10/18,10,Went Have forget Finishhas not spoken beganBought Lost Read Have got Have never heard,Got , had, worked, havent had Have put Did send Hasnt found Have just had Came Has been, came,答 案,2018/10/18,11,谢谢收看 本讲结束,
