人教版八上Unit 1 Where did you go on vacation -Section A Grammar focus3a—3c-ppt课件-市级优课-(配套教案编号：f436a).ppt

1、一般一般过去过去时态时态 什么是一般过去时？什么是一般过去时？ 动词的一般过去时态表示动词的一般过去时态表示过去某个时间过去某个时间 发生的动作或存在的状态发生的动作或存在的状态。 所有时态都是通过所有时态都是通过 动词动词 变化来表现的变化来表现的 I _ 12 years old this year. 我去年我去年11岁岁. I _ 11 years old last year. He _ in Beijing now. 他昨天在上海。他昨天在上海。 He _ in Shanghai yesterday. 他现在在北京。他现在在北京。 Please look at the sentence

2、s 我今年我今年12岁岁. am was is was They _ in China today. 他们今天在中国。他们今天在中国。 They _ in Japan yesterday. 他们昨天在日本他们昨天在日本。 are were am/ is was are were 每天，早餐我吃鸡蛋和牛奶。每天，早餐我吃鸡蛋和牛奶。 I _ eggs and milk for breakfast every morning. 昨天，早餐我吃面条。昨天，早餐我吃面条。 I _ noodles for breakfast yesterday morning. 他每天都吃水果。他每天都吃水果。 He

3、_ fruit every day. 昨天他吃了昨天他吃了3个苹果。个苹果。 He _ 3 apples yesterday. have/ has had have has had had I get up at 6:30 every morning. I _ up at 9:00 last Sunday. He plays football every afternoon. He _ basketball yesterday afternoon. He does his homework every evening. He _ some reading last night. 行为动词的过去

4、式有规则变化和行为动词的过去式有规则变化和 不规则变化不规则变化 got played did 谓语构成谓语构成一般过去时以动词的过去式一般过去时以动词的过去式 来表示来表示 1.动词动词 be 2.动词动词 have, has 3.助动词助动词do, does 4.行为动词用过去式（规则和不规则的）行为动词用过去式（规则和不规则的） was , were had did 注意：注意： 过去式没有人称和数的变化过去式没有人称和数的变化 (was,were除外除外) I went to school yesterday. They went to school yesterday. 行为动词的过

5、去式有规则变化和行为动词的过去式有规则变化和 不规则变化不规则变化 规则变化规则变化 1.一般加一般加ed 2.以以e结尾加结尾加d 3.末尾只有一个辅音字母的重读闭末尾只有一个辅音字母的重读闭 音节词，先音节词，先双写双写这个辅音字母，再这个辅音字母，再 加加ed . work worked change changed prefer preferred stop stopped 4.以辅音字母加以辅音字母加y 结尾的词结尾的词,先先 改改 y为为 i,再加再加ed study studied 5.不规则变化不规则变化.(见不规则动词表见不规则动词表) 1.表示过去某一时间内发生的动作，常和

6、表示过去某一时间内发生的动作，常和 过去时间状语连用过去时间状语连用 He got home at ten oclock last night. 2.表示过去经常或反复发生的动作表示过去经常或反复发生的动作, 常与常与often，always等表示频率的等表示频率的 副词副词 及过去时间状语连用：及过去时间状语连用： I often got up very early at that time. 用法用法 3.表示已故人所做的事情。表示已故人所做的事情。 Comrade Lei Feng did good deeds in his life. 雷锋同志做了一生的好事。雷锋同志做了一生的好事。

7、4.表示过去连续发生的动作时，要用过表示过去连续发生的动作时，要用过 去时。这种情况下，往往没有表示过去去时。这种情况下，往往没有表示过去 的时间状语，而通过上下文来表示。的时间状语，而通过上下文来表示。 Miss Liu got up at seven oclock this morning, dressed, had breakfast, and went to work. 。 1.与与ago 连用：连用： a moment two minutes three hours five days one week six months four years ago 用于一般过去时的时间状语用于

8、一般过去时的时间状语 last time night week month term Monday yesterday morning afternoon evening the day before yesterday 2.与与last 连用连用 3.与与yesterday 连用：连用： 4.与与one 连用：连用： one morning evening day Monday afternoon 5.与与that 连用：连用： that morning winter day year just now in the old days in those days in 1980 the ot

9、her day at that time once upon a time 6.其他时间状语：其他时间状语： 行为动词一般过去时的否定式行为动词一般过去时的否定式 一般过去时的否定式是在动词原形一般过去时的否定式是在动词原形 前加助动词前加助动词did not (didnt). 主语主语+didnt+动词原形动词原形 I _ them the news yesterday.我昨天没有告诉他们我昨天没有告诉他们 I _ (tell) them the news yesterday.我昨天告诉了他们消息我昨天告诉了他们消息 didnt tell told 行为动词一般过去时的疑问式行为动词一般过去

10、时的疑问式 一般过去时的一般疑问式在句一般过去时的一般疑问式在句 首加助动词首加助动词did Did+主语主语+动词原形动词原形？ They _(finish) their work at four. 一般疑问句一般疑问句: _ they _ their work at four? Yes, they _. No, they _. finished Did finish did didnt 一般过去时的特殊疑问式一般过去时的特殊疑问式 特殊疑特殊疑问词问词+did+主语主语+动词原动词原 形形？ They finished their work at four. A B 对划线部分提问对划线部

11、分提问 A: B: What did they do at four? When did they finish their work? T 注意注意 1.外加助动词外加助动词did后后,动词须返回原形。动词须返回原形。 Did he went to school yesterday? Did he go to school yesterday? F 2.简略回答用助动词简略回答用助动词did/didnt代替代替 行为动词。行为动词。 Did he find the boy yesterday? Yes, he did. No, he did not (didnt). 1. look 2. l

12、ive 3. stop 4. go 5. hope 6. buy 7. call 8. eat 9. want 10. are 11. is 12. have 13. do 14.get 15. come 16. say 17.see 18. put 19. read 20.take looked lived stopped went hoped bought called ate wanted were was had did got came said saw put read took 写出下列动词的过去式写出下列动词的过去式 1._ you _ (watch) TV yesterday

13、? 2.Who _ (invent) the computer. 3.We _ (go) to the cinema last night. The film _ (be) very good. 4.What time _ you _ (get) to school this morning? 5.Jim _ (do) a lot yesterday. He _ (go) shopping and _ (cook) supper. Did watch invented went was did get 用动词的适当时态填空用动词的适当时态填空 did went cooked Exercises

14、 Exercises 1.I _ the number down on a piece of paper a moment ago. A. write B. writed C. wrote D. writing 2. Everything _ ready before Father came. A. were B. was C. is D. are C B 3.He always _me last term. A. helped B. helps C. helping D. help 4.Where did you _ last Monday? A.went B.go C.do D.did A

15、 B 5. Where _your mother born? A. are B. was C. were D. is 6.He didnt come_goodbye to us and away. A. say; go B. say; went C. to say; went D. to say ; go B C 7. Do you know why he_ for class last year? A.was always late B. always was late C. is late always D. is always late 8. I got up _this morning

16、, so I _breakfast and went to school. A.late; didnt have B. early; didnt have C. late; hadnt D. early; hadnt B A 9. I tired now, but that day _ an exciting day. A. am; was B. was; was C. was; is D. am; is 10. He said he _go to cook dinner for us. A. will B. would C. / D. doesnt A B 记法记法口诀口诀 一般过去时并不难，过去动作、状态记心间一般过去时并不难，过去动作、状态记心间 动词要用动词要用过去式过去式，时间状语句末站，时间状语句末站 否定句否定句很简单，很简单，didnt 站在动原前，其它部站在动原前，其它部 分不要变。分不要变。 一般疑问句一般疑问句也好变，也好变，did放在句子前，放在句子前，主语主语、 动原、其它部分依次站立。动原、其它部分依次站立。 特殊疑问句特殊疑问句也简单也简单, ,疑问词疑问词加一般疑问句记心加一般疑问句记心 间。间。 最后一条请注意，动词过去式要牢记！最后一条请注意，动词过去式要牢记！