现在完成时讲练.pptVIP

* 传播先进教育理念、提供最佳教学方法 --- 尽在中国教育出版网 Present perfect tense 现在完成时 过去分词的构成分为规则变化和不规则变化两种： 规则变化: a) 一般情况下，在动词后直接加ed, 如play---played， work---worked，water---watered, finish---finished等; b) 以“辅音字母+ y”结尾的动词, 把y 变成i 再加ed, carry-- -carried study---studied等; c) 以一个辅音字母结尾的重读闭音节的动词要双写最后 一个辅音字母，再加ed 如: stop---stopped，shop--- shopped等。 不规则变化：见不规则动词表 点击→不规则动词表  练习1： 写出下列动词的过去分词： put--- hear--- come--- make--- do--- watch--- eat --- go --- see --- have--- study--- stop--- take--- see--- leave--- 、翻译下列句子：1. 你曾经吃过鱼和薯条吗？2. 我刚刚丢了我的语文书。4. 他已经吃过午饭了。5. 你已经看过这部电影了吗？6. 我哥哥还没回来。7. 我自从上星期看过这部电影。8. 自从1992年他住在这里。9.这本字典我已买了三年了。 1.Have you eatten fish and french frise? 2.I have lost my Chinese book 4.He has already had lunch.5 Have you seen this movie yet? 6 My brother has not returned.7 I have seen this movie since last week. 8 He has lived here since 1992. 9 I have had this dictionary for three years. . Translate the following sentences. 你已经找到你的书了吗? (find-found) 他们在这个城市建了许多房子. (build-built) Judy还没到达. (arrive-arrived) 你吃过早饭了吗? (have-had) 她刚刚离开. (leave-left) Have you found your book yet? They have built many buildings in this city. Judy hasn’t arrived yet. Have you had breakfast ? She has just left. 按要求改变句子。 1. She has done her homework. (改否定句) 2. She has already told us the news. (改否定句) 3. The rain has already stopped. (改一般疑问句) 4. I have waited here for two hours. (划线提问) 5.He has lived in ShangHai since he left Beijing. (划线提问) 6. They have bought a new car, ______ __________? (反义疑问句) 7. She has learned French since 2016. (同意句) She has learned French ______ 2 years. She has learned French _______ 2 years __________. She hasn’t done her homework. She hasn’t told us the news yet. Has the rain stopped yet? How long have you waited here ? haven’t they for since ago Where has he lived since he left Beijing? 用for 或since填空 Mr. Brown has had his TV ________ 15 years. I’ve taken driving