Unit 10 I’ve had this bike for three years. Section A 现在完成时基本用法 课件（32张PPT）

课件32张PPT。现在完成时基本用法表示过去发生的动作对现在造成的影响和结果表示过去发生的动作对现在造成的＿＿和＿＿。表示从过去某一时刻开始一直持续到现在的动作或状态。表示从过去某一时刻开始一直持续到现在的　　或　　。挑战记忆have/has＋动词的过去分词have/＿＿＋动词的＿＿分词常与already, yet, just, ever, never 等副词连用。常与already,_____, just, ____, never 等副词连用。挑战记忆He is full .1.表示过去发生的动作对现在造成的影响和结果。He has had a big breakfast.What has happened to him ? He has just lost his job. What has happened to her ?She has just got a good job. lost a job get a job We have studied in our school for three years.2.过去某一时间点发生的动作持续到现在或还将持续下去。Peter has played tennis since last year. Mary has lived in Hawaii for about 7 years. A: _____ your brother _____ his homework yet? (finish) B: Yes, he ’s already done it.Has finished yet already 注意： yet 用于疑问句和否定句中, already 用于肯定句。A: _____ you ever _____ to the park? ( be ) B: No, never. Have been never 注意： ever 曾经 用于疑问句中; never 从不 带有否定意义 ever I _____ just _____ the desk, you can take it to your classroom . (repair )have repaired just Just 刚刚 与现在完成时连用 一般置句中 Just now 刚才 与一般过去时连用 since Tom _____ in the factory since he left school ten years ago. (work )has worked since 后面带过去时间点或一般过去时的句子A: How long _____ you _____ in this school? (teach ) B: For 20 years. have taught for + 一段时间 twice I _____ (be) to Qingdao twice.have been We _____ each other since childhood .(know) We _____each other when we were young .(know) have known knew一般过去时现在完成时VS I _____ him just now . (see) I _____ just _____ my pen. (lose)sawhave lost A: When_____ you _____ the film ? B: I _____ it two weeks ago. (see) He_____ several story-books since 5 years ago. (write)has writtensawseedid一般过去时现在完成时VS一般过去时现在完成时VS How long _____ you _____ in the United states ? (live) When _____ you _____ here ? (move) havelived did moveSome verbs can't often be used with "for" or "since" He has already bought the book. He has bought the book for a week. He has had the book for a week. √√Some verbs can't often be used with "for" or "since"Please point out any mistakes and correctShe has bought the computer for two years.hadShe has had the computer for two years.Please point out any mistakes and correctHow long have you come to the United States？ been inHow long have you been in the United States?Ann has gone to China since three months ago.been inPlease point out any mistakes and correctAnn has been in China since three months ago.I have borrowed the dictionary since 3 days ago .kept Please point out any mistakes and correctI have kept the dictionary since 3 days ago.The concert has finished for half an hour. been over Please point out any mistakes and correctThe concert has been over for half an hour.His dog has died for two years . been dead Please point out any mistakes and correctHis dog has been dead for two year ... ...