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英语时态.ppt

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1、时态 2,1.光传播的速度比声音快。 2.如果明天下雨,我就不去公园了。 3.铃响了。 4.下周日你打算做什么? 5.请你把自行车借给我用一下好吗? 6.我们就要动身去伦敦了。 7.自从2000年以来我们一直住在这里。 8.你去过上海吗? 9.我在北京两年了。 10.我以前从来没有听说过这件事。,1.Light travels faster than sound. 2.I wont go to the park, if it rains tomorrow. 3.There goes the bell. 4.What are you going to do next Sunday? 5.Will

2、 you please lend me your bike? 6.We are leaving for London. 7.We have lived here since 2000. 8.Have you ever been to Shanghai? 9.I have lived in Beijing for two years. 10.I havent heard of it before.,1.The film began 5 minutes ago. 2.They left an hour ago. 3.The man died a week ago. 4.He joined the

3、club 3 days ago. 5.They got married 10 years ago. 6.He came here an hour ago. 7.Jack got home 2 hours ago. 8.Mum opened the door just now. 9.They got to know 10 years ago. 10.I borrowed the book a week ago. 11.I bought the car a year ago.,The film_ _ _ for 5 minutes. They_ _ _ for an hour. The man_

4、_ _ for a week. He_ _ _the club for 3 days. They_ _ _for 10 years. He_ _ here since an hour ago. Jack_ _home for 2 hours. The door_ _open for a while. They_ _since 10 years ago.I_ _the book for a week. I_ _the car since a year ago.,has been on,have been away,has been dead,has been in,have been marri

5、ed,has been,has been,has been,have known,have kept,have had,非延续动词的延续形式,go finish put on get up wake up fall asleep lose arrive/reach,be there be over wear be up be awake be asleep not have be,1.I have been away from this school for eight years.,2. It is three years since the old man died.,The old ma

6、n has been dead for three years.,It is eight years since I left this school.,七、过去完成时,1.用法:发生在 过去的过去的动作。They had got married when he came back.,got married came back,现在,过去,过去的过去,现在完成时,2.标志词:,by the end of,by the time,when+一般过去时,过去完成时是一种相对存在的时态,判定时必须根据上下文找到一个可以作为参照点的过去时间,在此参照点前发生的动作都可以用过去完成时。,注意:,1.We

7、_learning 1000 words by the end of last term. A.finished B.have finished C.had finished D.finish 2.The train_when we got to the station. A.leaves B.have left C.were leaving D.had left 3.By the time he returned,his son_supper. A.cooks B.had cooked C.has cooked D.was cooking,八、过去将来时,1.用法:从过去看将要发生的动作。

8、2.结构:wouldwas/were/going to,+v.(原型),1.-What did he say yesterday? -He said he_to Sydney next week. A.goes B.will go C.would go D.are going 2.-Did your son fail his English exam once again?-Yes, but he told me he_hard next term. A.studies B.is studying C.will study D.would study,试题:,1. A-A-A型(现在式、过去式

9、和过去分词同形) 动词原形(现在式) 过去式 过去分词 cost cost cost 花费 cut cut cut 割,切 hit hit hit 打 let let let 让 put put put 放下 read read read 读 hurt hurt hurt 伤,2. A-A-B型(现在式和过去式同形) beat beat beaten 打 3. A-B-A型(现在式和过去分词同形) come came come 来 become became become 变 run ran run 跑,4. A -B -B型 (1)在动词原形后加一个辅音字母d或t构成过去式或过去分词。 bu

10、rn burnt burnt 燃烧 learn learned/learnt learned/learnt 学习 mean meant meant 意思 hear heard heard 听见,(2)把动词原形的最后一个辅音字母“d”改为“t” 构成过去式或过去分词。 build built built 建筑 lend lent lent 借给 lose lost lost 失去 send sent sent 送 spend spent spent 花费 (3)其他 pay paid paid 付 lay laid laid 下蛋 say said said 说,bring brought b

11、rought 带来 buy bought bought 买 think thought thought 想 sleep slept slept 睡 keep kept kept 保持 sweep swept swept 扫,stand stood stood 站 understand understood understood 明白 win won won 得胜 shine shone/shined shone/shined 发光 catch caught caught 抓住 teach taught taught 教 feel felt felt 觉得 fight fought fought

12、 战斗 find found found 发现 get got got 得到 hang hanged/ hung hanged/ hung 绞死,挂,have had had 有 hold held held 盛,握 leave left left 离开 make made made 制造 meet met met 遇见 sell sold sold 卖 shoot shot shot 射击 tell told told 告诉 smell smelt/smelled smelt/smelled 嗅,闻 sit sat sat 坐 dig dug dug 挖,5. A-B-C型(现在式、过去式和

13、过去分词都不相同) (1)在动词原形后加-n或-en构成过去分词。 eat ate eaten 吃 fall fell fallen 落下 steal stole stolen 偷 give gave given 给 freeze froze frozen 冻结 take took taken 拿 see saw seen 看见,write wrote written 写 ride rode ridden 骑 drive drove driven 驾驶 throw threw thrown 抛,扔 blow blew blown 吹 grow grew grown 生长 know knew k

14、nown 知道 fly flew flown 飞 draw drew drawn 拉,绘画 show showed shown 展示,(2)过去式加-n或-en构成过去分词。 speak spoke spoken 说话 break broke broken 破碎,折断 wake waked/ woke waked/ waken 醒 choose chose chosen 选择 forget forgot forgotten 忘记,(3)变单词在重读音节中的元音字母“i”分别为“a”(过去式)和“u”(过去分词)。 begin began begun 开始 ring rang rung 按铃 sing sang sung 唱 sink sank sunk 沉 swim swam swum 游泳 drink drank drunk 饮,(4)其他不规则动词的变化。 be(am, is) was/ were been 是 be(are) were been 是 do did done 做 go went gone 去 lie lay lain 躺 wear wore worn 穿,

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