过去 现在 进行时ppt课件.ppt

《过去 现在 进行时ppt课件.ppt》由会员分享，可在线阅读，更多相关《过去 现在 进行时ppt课件.ppt（40页珍藏版）》请在三一办公上搜索。

1、The past tense;The present tense;The past continuous tenseThe present continuous tense;,同学们，在英语中，表示过去经常或偶尔发生的动作、或存在的状态用一般过去时。一般过去时用动词的过去式，除连系动词be的过去式有人称和数的变化外，其余无人称和数的变化。,AI go to schoolWe visited a farmI ate a lot of delicious foodI had a partyI was born(出生),Blast Sunday.every morning.last Spring F

2、estival.in 1992.last Halloween.,一般过去时,构成,用法,常用时间,动词的过去式,1、表示过去某个时 间发生的动作或存在的状态。2、表示过去经常或 反复发生的动作。,yesterdaylast nightin 1990two days ago,The past tense,动词过去式的构成,规则动词,不规则动词,构成,读音,规则动词过去式的构成,构成规则,例词,1、一般在动词原形末尾加 ed look looked play played start started2、结尾是 e 的动词加 - d live lived hope hoped use used,3、

3、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ed,stop stoppedplan plannedtrip tripped,4、结尾是“辅音字母+y”的动词， 先变“y”为“i”再加ed,study studiedcarry carried,规则动词过去式发音规则,例词,look looked清辅音后要读 t ， stop stopped trip tripped 浊辅音、元音后要读 d 。 play played study studied carry carried use used ed若在 t d 后，只读 id 就可以。 start started,动词加ed，发

4、音有规律。,不规则动词过去式：,come-came go-went do-did have/has-haddraw-drew fly-flewdrink-drank begin-began give-gavesing-sang sit-sat run-ran swim-swam take-tookget-got write-wrote tell-toldeat-ate am/is-was are-were see-sawsteal-stole feel-felt know-knewspend-spent make-made put-put read-read,I _am_ twelve yea

5、rs old this year.,我去年11岁。,I eleven years old last year .,He is in Beijing now.,他昨天在上海。,He in Shanghai yesterday.,They are in China today.,他们今天在中国。,They in Japan yesterday.,他们昨天在日本。,他现在在北京。,小结：,Please look at the following sentences,我今年12岁。,was,was,were,be,amisare,was,were,过去时,用括号内动词的过去式填空。,My father

6、, Yang Liwei, is 168cm tall. He is an astronaut and now he is very famous. In October 2003, he _(go) to Jiuquan Space Centre. He _(fly) into space in Shenzhou V. He _(spend) about twenty-one hours in space. My mother and I _(see) my father on TV. He _(make) a video. Then he _(come) back to China and

7、 _(return) to Beijing. That day my mother and I _(meet) him at the airport. We _(be) very happy to each other. We _(eat) in the restaurant. Then we _(get) home. It was a great day!,went,flew,spent,saw,made,came,returned,met,were,ate,got,PRACTISE,改写句子：1、Lucy did her homework at home.（改否定句） Lucy _ _ h

8、er homework at home.2、He found some meat in the fridge.（变一般疑问句) _ he _ _ meat in the fridge?3、She stayed there for a week.（对划线部分提问） _ _ _ she _ there?4、There was some orange in the cup.（变一般疑问句) _ there _ orange in the cup?,didnt do Did find any How long did stay Was any,Thats great,晓国,she waited for

9、 me.,She waits for me.,He watches TV.,It dances happily.,He plays basketball.,She goes to school.,He watched TV.,It danced happily.,He played basketball.,She went to school.,Every day,Last weekend,The past tense,含义:表示过去经常或偶尔发生的动作、或存在的状态。结构: did例句：Helen wrote a letter to her friend last night.,The pr

10、esent tense,含义:表示现在的状态、经常的或习惯性的动作、表示主语具备的性格和能力等。 结构： do/does例句：My father usually goes to work by bus.,Do you know?,第一人称和第二人称的一般现在时，其谓语动词没有形式的变化，其否定形式一般是在谓语动词前 dont,一般疑问句在句前加do 但当主语是第三人称单数时，谓语动词形式有变化，一般在动词末尾加s，否定句在行为动词前加doesnt， 一般疑问句在句前加does,动词三单的变化：1、一般动词后加s，如：reads,plays,works,makes2、以 s,x,ch,sh, 结

11、尾，后加es. 如：watches,3、以辅音字母加o结尾,一般加es ,如：does,goes4、辅音字母+y结尾的单词,去y,加ies,如：worries studies,This is Jack. He is rich now. He has a golden goose. It lays golden eggs. Jack and his mother now live with the goose. They have a big house. They have a lot of money.,But Jack was poor in those days. His mother

12、was poor, too. They were poor. They had a house. Their house was small.,They had a cow. Their cow was old. Jack and his mother were hungry, but they hadnt any food. They hadnt any new clothes. And they hadnt any money in those days.,Fill in the blanks:,Jack _ poor in those days. Now he _ rich.Jacks

13、mother _ poor. Now she _ rich.Jack and his mother _ poor. Now they _ rich.Their house _ small. Now their house _ big.They _ any food. Now they _ a lot of food.Jack _ new clothes. Now he _ new clothes.Jack and his mother _ any money. Now they _ a lot of money.,was,was,were,was,hadnt,hadnt,hadnt,is,is

14、,is,are,have,has,have,What Demings father at 7:15 last night?He his newspaper.,was,doing,was reading,n. 报纸,Demings father his newspaper now.Demings father his newspaper last night.,is reading,read, e ,The past continuous tense,过去进行时,What Demings grandmother and her friend between 6:20 and 8:15 last

15、night? They .,were,doing,were talking,The past continuous tense,be + v.+ing,( was / were),Change the following verbs into ing forms,CleanDraw PutTake SeeTalkThinkWriteSing Sitstudy,cleaning,drawing,putting,taking,seeing,talking,thinking,writing,singing,sitting,studying,3.Ving 变化规则：1）一般加 ing . 如: pla

16、y-playing watch-watching以不发音的e 结尾,去e 加ing. 如: take-taking come-coming元+辅结尾,且是重读闭音节的单词,双写辅音字母+ing. 如:run-running swim-swimming,Kitty / go fishing / at 9:00 last Sunday,Kitty was going fishing at 9:00 last Sunday.,Piggy / climb up and down / from 2:00 to 4:00 yesterday afternoon,Piggy was climbing up

17、and down from 2:00 to 4:00 yesterday afternoon.,Please make some sentences:,Piggy / play football / at this time yesterday,Piggy was playing football at this time yesterday.,Candy / sing and dance / between 7:30 and 8:25 last night,Candy was singing and dancing between 7:30 and 8:25 last night.,The

18、tigers / go travelling/ at that time,The tigers were going travelling at that time.,The cats / sleep / at that time,The cats were sleeping at that time.,What your grandfather at 8:00 last night?,He was watching TV at 8:00 last night.,What your cousin between 6:20 and 8:15 last night?,She was practis

19、ing the piano between 6:20 and 8:15 last night.,was,doing,Now ask and answer:,doing,was,his mother and aunt in the at 6:35 last night?,They were cooking in the kitchen at 6:35 last night.,Deming at 6:20 last night?,He was doing his homeworkat 6:20 last night.,were,What,doing,kitchen,was,doing,What,用

20、动词的适当形式填空:1.What _you_(do) when I _(call) you last night?2._Mr Wang _(mend) the car at 10:30 last night?3.The students _ _(not play) at that time yesterday.4.When I _(leave) home, my mother _ _(eat) breakfast.5.Who_they _(talk) with from 3 to 4 yesterday?,were,doing,called,Was,mending,werent,playing

21、,left,was,eating,were,talking,Whats the lady doing?She .,is typing,The present continuous tense,What the girl a yellow blouse ?She golf.,What the lady a red dress ?She .,in,is playing,in,is going to work,is,doing,doing,is,The present continuous tense,What the boy a running nose ?He .,with,is crying,

22、is,doing,The present continuous tense,1.含义：表示现在正在进行或一段时间正在进行的动作。标志词：now, look, listen等。2.构成：be +Ving,现在进行时的含义与构成,He is reading a book.,2.否定句：直接在be后加not. 如：I am writing. I am not writing.,现在进行时的句式,1.肯定句: 主语+be +v-ing+其它. 如: I am reading a book.,3.一般疑问句及回答:问句,直接把be提前,肯定回答:Yes,主语 +be 否定回答: No,主语+be+not

23、-Are you drawing ?-Yes,I am./No, Im not.,4.特殊疑问句:疑问词+一般疑问句。如：What are they doing at the moment ?They are reading a book at the moment.,The past continuous tense,含义: 表示过去某个时刻正在进行的动作。结构: was/were + doing例句：I was having an English class at this time yesterday.,The present continuous tense,含义: 表示现在正在进行的

24、动作。结构： is/am/are + doing宾语从句 例句：I am having an English class.,一般过去时和过去进行时的比较：1）过去进行时表示过去某个时间正在进行的动作，往往表示动作的未完成性；而一般过去时表示在过去某个时间的动作或存在的状态，往往表示动作已完成。如：Helen wrote a letter to her friend last night.(信写完了）Helen was writing a letter to her friend last night.(信不一定写完）,2）过去进行时和一般过去时都可表示某段时间内发生的动作或情况，但过去进行侧重

25、动作持续时间的长度；而一般过去时只说明过去某时发生某事，侧重说明事实。如：It was raining heavily last night.(侧重下雨持续时间长）It rained heavily last night.(侧重说明下雨这一事实）,3）当有这些时间状语时，常用过去进行时。如：(at) this time last night, at 9:00 yesterday, when I saw him, while I was watching TV, from seven to nine, (at) this time yesterday.What were you doing th

26、is time yesterday?He was drawing an elephant on the blackboard when the teacher came in.,过去进行时和一般过去时连用,某事正在进行的过程中，发生了别的事情时，往往前者用过去进行时，后者用一般过去时。前后两个句子可以用when, while, as或and等连接。例如：I was driving along the motorway when my car broke down. 我正在高速路上行驶着，突然车坏了。While she was waiting, her phone rang.她在等候的时候电话响了。,Class is over!Goodbye!,