八年级英语下册_unit_1 past and present现在完成时态复习课件 牛津版

Designer: Xue NaDesigner: Xue Na Chunhua Middle School Chunhua Middle School Unit 1 Past and present 构成构成: : 用法一：用法一： 表示过去发生的某一动作 对现在造成的影响或产生 的结果.现在完成时这一时 态强调是过去动作与现在 的联系,也就是强调现在的 影响和结果. have/has + 过去分词 1.都表示过去发生的事 2.现在完成时强调过去和现在的联系，不能和具 体的时间状语连用； 3.一般过去时强调过去发生的事或状态与表示过 去的具体时间连用（last, ago, yesterday, etc. ） presentpast I have lived here for two yearsI have lived here for two years I lived there 2 years agoI lived there 2 years ago eg.1. He had his breakfast at 6:00 He has had his breakfast. 2. When did you come here? I watched the football match on TV at 9:00. before, by now (so far), once, twice, just, recently yet(否/疑), already(肯), ever, never, all ones life , in /during the past /last 5 years, 1. I _(have) lunch already. . 2. Has the train_ (arrive), yet? 3.Tome _ never_ (be to ) China. 4. The twin _just _(see) my father. 5. The twins _(see) my father just now. 6. Many tall buildings _(build) in the past 5 years. have had arrived has been to hasseen saw have been built 用法二： for+段时间 since+点时间 since+句子（过去时） E.g. Kate has lived here for 3 years. Kate has lived here since 3 years ago. Kate has lived here since she came to China. 表示过去某个时间开始的动作 或存在的状态，一直持续到现 在并可能还将持续下去。动词 使用延续性动词。常与for或 since引导的时间连用 arrive/come/go to die become a borrow Leave/ move buy open join start/begin finish/ end catch a cold get up get to know get out close wake up go to sleep become interested in be in be dead have keep be away / be out be a be in/a member of be open be on be over have a coldbe up knowbe out be closedbe awake be asleep/ sleep be interested in His father has died. (for 2 years) The football match has begun.(since9:00a.m) The twins have joined the army. (since they are 18years old) My teacher has just left Nanjing. (for 3 days) His father has been dead for 2 years. The football match has been on since 9:00 a.m. The twins have been soldiers/ been in the army since they are 18years old. My teacher has been away from Nanjing for 3 days eg. 他死了两年了： He died two years ago. He has been dead for two years /since two years ago It is/ has been two years since he died. Two years has passed since he died. 1. 这本书我借了一个月了。 I borrowed this book a month ago. It is/ has been a month since I borrowed the book. I have kept the book for a month. /since a month ago. A month has passed since I borrowed the book. have/has gone to:已经去了或在途中，还没 有返回； have/has been to:曾今去过某地，现在已经回 来了,后面可接表示“次数”的状语; have/has been in:表示某人“已在某地停留一 段时间，现仍在那里”，其后常带表示一段 时间的状语。 Tom 在哪儿？ 他去书店买书了。 我在北京待了5年了。 Jack 去过上海两次了 -Where is Tom? -He has gone to the bookshop to buy some books. I have been in Beijing for 5 years. Jack has been to Shanghai twice. 1. I have borrowed the book for 3 months. 2. My bother has joined the army since he was 18. 3. Jack and Tom have lived here since 5years. 4. The film has been on since I have come to the cinema. 5. When has Mr. Li caught a bad cold? have kept has been in/ been a member of the army since 5 years ago/ for 5 years came didcatch 6. Ten years have passed since they got married. 7. Jim has gone to Beijing for 2 years. 8.What time have the factory opened? 9.I have gone to Chunhua Middle School twice has has been in didopen been to I am an American boy I came to China two years ago. I _(study) here for two years. My father often (take) me_ (play) football on the playground. Last week I _ (take) to the park by him. We saw a lot of monkeys (jump) in the tree. I heard a voice from behind When I (walk ) along the river. I thought mysel