kok电子竞技

1、Task:Find out which sentences are past tense and which sentences are present perfect tense .找出下列哪些句子是过去式，哪些是现在完成时态。找出下列哪些句子是过去式，哪些是现在完成时态。 I borrowed this book a month ago.He had his breakfast at 6:00.When did you come here?He has gone to the bookshop to buy some books.My teacher has been away from

2、Nanjing for 3 days.she has been away for two weeks.结构结构用法用法常用时间状语常用时间状语动词的过去式动词的过去式1. 表示过去某个时间发表示过去某个时间发生的动作或存在的状态。生的动作或存在的状态。2. 表示过去经常或表示过去经常或反复发生的动作。反复发生的动作。yesterdaylast night/week/ time. days agoin 1998/2014一般过去时一般过去时（规则变化与（规则变化与不规则变化）不规则变化）构成规则构成规则原形原形过过 去去 式式一般在动词原形末尾加一般在动词原形末尾加-ed work play w

3、orked played结尾是结尾是e的动词加的动词加-d hope live hoped lived末尾只有一个辅音字母的重读闭音节末尾只有一个辅音字母的重读闭音节词，先双写这个辅音字母，再加词，先双写这个辅音字母，再加-ed stop trip stopped tripped结尾是结尾是“辅音字母辅音字母+y”的动词，的动词，先变先变“y”为为“ i”再加再加-ed study worry studiedworried go ride do is are have eat buy see完成下列动词的过去式完成下列动词的过去式: pick visit watch climb study w

4、orry play live stop went rode did was were had ate bought saw picked visited watched climbed studied worried played lived stopped 不规则动词不规则动词规则动词规则动词 1. 我们在那儿爬山我们在那儿爬山, 看到了很多花。看到了很多花。2. 我们在树下吃了午餐，然后玩游戏。我们在树下吃了午餐，然后玩游戏。3. 昨晚我们在派对上玩得很开心。昨晚我们在派对上玩得很开心。We climbed the mountains there and saw a lot of flow

5、ers.We ate our lunch under the tree and then played games.We had a good time at the party last night.翻译下列句子。翻译下列句子。for+时间段时间段since+过去时间点过去时间点since+一段时间一段时间+agosince+过去时的从句过去时的从句结构结构用法用法常用时间状语常用时间状语助动词助动词have / has+ 动词的过去分词动词的过去分词 过去发生的事情对现在造成过去发生的事情对现在造成 的影响或结果的影响或结果2.过去存在的状态一直延续到过去存在的状态一直延续到 现在，而且可

6、能还要继续下现在，而且可能还要继续下 去。去。现在完成时现在完成时（规则变化与（规则变化与不规则变化）不规则变化）already, yet, just, ever, never,before，once,twice1. 说出下列动词的过去式和过去分词。说出下列动词的过去式和过去分词。finish _ _kill _ _ buy _ _ help _ _ go _ _ die _ _run _ _ think _ _ do _ _ finished finishedkilled killedhelped helpeddied diedthought thoughtsee _ _ meet _ _

7、choose_ _ tell _ _ take _ _ write _ _ come_ _ let _ _feel _ _send _ _teach _ _bought boughtwent goneran rundid donesaw seenmet metchose chosentold toldtook takenwrote writtencame comelet letfelt feltsent senttaught taught不规则动词过去式、过去分词的规律不规则动词过去式、过去分词的规律AAA型型 动词原形、过去式、过去分词同动词原形、过去式、过去分词同形形 let let le

8、t set set set read read read run-ran-run become-became-become ABA型型 动词原形、过去分词同形动词原形、过去分词同形hurt hurt hurtcome-came-come make-made spend-spent hear-heard lose-lost leave-left keep-kept sell-sold teach-taught buy-bought learn- learntABB型型 动词过去式、过去分词同型动词过去式、过去分词同型find- foundam,is,are-was/were-been sing-

9、sang-sung swim-swam-swum fall-fell-fallen write-wrote- written see-saw-seen do- did done go- went-gonebreak-brokenbroken ABC型型 动词原形、过去式、过去分词不同型动词原形、过去式、过去分词不同型ring-rang-rung 翻译下列句子。翻译下列句子。1.我已经完成作业了。我已经完成作业了。2.你已读过你已读过金银岛金银岛吗？不，还没。吗？不，还没。3.自从自从1998年他们就住在这里了。年他们就住在这里了。4.他在这里住了三年了。他在这里住了三年了。5.自从我出生就住在

10、这里自从我出生就住在这里He has lived here for three years.Ive already finished my homework.Have you read Treasure Island yet? No,not yet. They have lived here since 1998.。Ive lived here since I was born.You have asked that question three times .6.你问那个问题三次了。你问那个问题三次了。7.自从去年夏天他们就住在这个城市了。自从去年夏天他们就住在这个城市了。8.他从没去过长城

11、。他从没去过长城。9.玛丽看过那部电影两次。玛丽看过那部电影两次。They have lived in the city since last summer. He has never been to the Great Wall .Mary has seen the movie twice. 一般过去时：只强调一般过去时：只强调过去过去的动作或状态，和现在的动作或状态，和现在 不发生联系。单纯表示过去的经历；通常与表示过不发生联系。单纯表示过去的经历；通常与表示过 去的时间状语连用去的时间状语连用 现在完成时现在完成时: 表示过去的动作或状态延续到现在并表示过去的动作或状态延续到现在并 可能

12、持续下去。强调的是可能持续下去。强调的是现在现在的情况的情况 1. I _(have) lunch already 2. Has the train_ (arrive) yet? 3.Tom _ never_ (be to ) China. 4. Shanghai _ (be) a small town hundreds of years ago. 5I hear your father （be）to Japan once. Yes. He （go）there last year. 6. David _(write) a letter to his friend last night. 7.

13、David _(come) to Beijing in 1995, and he _ (work) here ever since then.have hadarrivedhasbeen towaswrotehas workedcamehas beenwent have/has been to: 已去过某地已去过某地，现在已经回来了，现在已经回来了,后面可接表后面可接表示示“次数次数”的状语的状语; have/has been in: 表示表示呆在那里呆在那里，其后常带表示，其后常带表示一段时间一段时间的的状语。状语。 have/has gone to:已经去了或在途中已经去了或在途中，还没有

14、返回；，还没有返回；不在说话现场不在说话现场 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.在现在完成时态中，延续性动词可以和表示一段时间的状语连用。在现在完成时态中，延续性动词可以和表示一段时间的状语连用。 动词延续非延续，要用动词延续非延续，要用“一直一直”加动词；加动词； 说得通是延续动词，说不

15、通是非延续动词。说得通是延续动词，说不通是非延续动词。 可以说：一直有可以说：一直有have/进行进行be on/保管保管keep/在在组织里组织里be in/是是成员成员be a身份身份 不能说：一直买不能说：一直买buy/buy/开始开始begin/begin/借入借入borrow/borrow/到达到达reach, reach, get to, arrive/get to, arrive/参加参加join,join,等等。等等。2.如何判断延续性动词和非延续性动词？如何判断延续性动词和非延续性动词？3.非延续性动词不能与表示一段时间的状语非延续性动词不能与表示一段时间的状语 连用。连用。

16、 在完成时态中，当有在完成时态中，当有since或或for引导的表引导的表 示一段时间的状语时，非延续性动词可换示一段时间的状语时，非延续性动词可换 成延续性动词（短语）。成延续性动词（短语）。 return / come back / get back borrow open leave/ move buy die join begin finish close become interested in go/ come / arrive / get to 转换为转换为 be deadhavekeepbe away (from) / be out be a member of /be inb

17、e openbe onbe overbe closedbe interested inbe backbe+相应介词短语相应介词短语1. 这本书我买了这本书我买了5年了。年了。 2. 你哥哥参军多长时间了？你哥哥参军多长时间了？判断判断I have bought the book for five years. ( ) Ive had the book for five years. ( )How long has your brother joined the army? ( )How long has your brother been in the army? ( )同义句转换,每空一词。

18、1. My father came back the day before yesterday.My father has _ _ for two days. 2. My uncle bought the new car two months ago.My uncle has _ the new car _ two months ago.3. They left Changsha an hour ago.They have _ _ _ Changsha for an hour.4. The film began ten minutes ago. The film _ _ _ for ten m

19、inutes.5. The old man died 5 years ago. The old man _ _ _ for 5 years. been backhavesincebeen away fromhas been onhas been deadcome back be backbuy - haveleave be awaybegin be ondie - be dead 改正下列句子改正下列句子 1. I have borrowed the book for 3 months. 2. My bother has joined the army since he was 18. 3.

20、Jack and Tom have lived here since 5 years. 4. The film has been on since I have come to the cinema. 5. When has Mr. Li caught a bad cold? have kepthas been in/ been a member of the armysince 5 years ago/ for 5 yearscame didcatch一般过去时与现在完成时的区别一般过去时与现在完成时的区别注意两种时态的句子结构注意两种时态的句子结构现在完成时态中的过去分词（规则和不规则）现在完成时态中的过去分词（规则和不规则）几点要注意的：几点要注意的：have been 和和have gone的用法的用法 延续性动词与非延续性动词的用法延续性动词与非延续性动词的用法