课件38张PPT。Module 4 Book OneThe Present Perfect Tense现在完成时 海口中学 2016. 10.26Learning Aims To review the structures of present perfect tense 复习掌握现在完成时的结构To grasp differences between present perfect tense and past simple tense 掌握理解现在完成时与一般过去时的区别 To grasp durative and transient verbs 理解持续性动词和瞬间动词 Lead in: an unfinished story about LukaLuka has not been able to walk for many years. He has dreamed of becoming a basketball player.This is the first time that he has thrown a ball to the basket，thanks to his photographer（摄影师）.Because of muscular dystrophy （肌肉萎缩症）Skateboarding has always been exciting to him. However, he has not tried skateboarding in real life. Fortunately, his photographer has helped him to realize his dream, at least in this photo.Has swimming been one of his old dreams? Luka has seen many doctors to get his health back.However those doctors have not cured(治愈) his illness.Yes, it has. I. Structure肯定句：否定句：Shave/hasv.+edShave/hasv.+edHe has dreamed of becoming a basketball player.notHowever, doctors have not cured his illness.简单回答：疑 问 句：SHave/Hasv.+ed…? Has swimming been one of his old dreams? No, it hasn’t.Yes, 代+ have/has. No, 代+ haven’t/hasn’t. Yes, it has.Correction: 改错 Luka have not been able to walkfor many years. He has dream of becoming a basketball player.Luka has not been able to walk for many years. He has dreamed of becoming a basketball player.Sports has always be exciting to him. Sports have always been exciting to him. Please rewrite the following disordered sentences and make them meaningful. 请组词成句。 for many years, been able to, Luka, walk, has, not a basketball player, becoming, he, dreamed of, has, Luka has not been able to walk for many years. He has dreamed of becoming a basketball player.to him, exciting, has, always, Skateboarding, been tried, skateboarding, in real life, he, has, not Skateboarding has always been exciting to him. He has not tried skateboarding in real life.many, to get, back, has, Luka, seen, his health, doctors Luka has seen many doctors to get his health back.swimming, one, his, been, of, ? has, old, dreams, Has swimming been one of his old dreams? II. Differences Between the Past Simple Tense and the Present Perfect Tense 一般过去时与现在完成时的区别 区别一：表意方面 现 在 完 成 时 动作发生在过去, 但强调对现在的影响,重点在现在。 I have just had my lunch, I’m not hungry. 一 般 过 去 时 过去的动作和状态与现在无关。 I was a child 10 years ago. I saw him yesterday.now the past The Futureaxis the past The FutureaxisnowI lost my keys yesterday. Do I have my keys now? I don’t know.I have lost my keys. Do I have my keys now? No, you don’t. Group Work: Complete and do the dialogues with your partners.Hey, you know what, _____ (昨天弄到一千美元。)That’s great, I just need some money, _____ (你能借我500美元吗？)Sorry, I can’t. Why?Because_____ (我已经把钱给丢了。)I got $1,000 yesterday.Can you lend me $500 ... ...
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