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1、Welcome to our class!,英语动词时态复习,一般现在时,一般现在时,二、一般过去时,一、一般现在时,三、一般将来时,四、过去将来时,五、现在进行时,六、过去进行时,七、现在完成时,八、过去完成时,一、一般现在时,1.一般现在时的结构: 主语+动词原形+其它 I do my homework every day. 主语+am/is/are+其它 I am a student. 注意:当主语是第三人称单数时,动词要用第三人称单数形式。,否定构成 : dont+动原 doesnt+动原 一般疑问构成及简答:Do+主语+动原+其它?Yes,I do. Does+主语+动原+其它?No

2、,he doesnt. 特殊疑问举例 :What do you often do on Sundays? Where does he live?,动词原形变为第三人称单数形式的规则:,注意:动词have的第三人称单数形式是has.,写出下列动词的单数第三人称形式。,1.cook_ 2.watch_ 3.build_4.have_ 5.wash_ 6. enjoy_7. go _ 8 receive _ 9 cry_10. close _ 11. drive_ 12.choose_13. play _ 14. reach _,2. 一般现在时的用法 : 1) 表示经常性的或习惯性的动作,常与表示

3、频率的副词连用。常用的频率副词有: always、often、 usually、seldom、never。频率副词在句中通常位于行为动词之前,系动词、助动词之后。 例如: He often goes swimming in summer. 他夏天经常游泳。 I usually leave home for school at 7 every morning.每天早上我七点离开家去学校。,2)表示现在的状态。 例如: The boy is twelve. 这男孩十二岁。 3)表示主语具备的性格、特征和能力等。 例如: My sister is always ready to help other

4、s . 我妹妹总是乐于助人。 Ann writes good English but does not speak well. 安英语写得不错,讲的可不行。,4)表示客观真理,客观存在,自然现象。 例如:The earth moves around the sun. 地球绕太阳转动。 5)表示按计划或安排好的将要发生的动作,可用一般现在时表将来。但只限于start,begin,leave,go,come,arrive,return等。 例如:The train leaves at six tomorrow morning. 火车明天上午六点开。,6)在复合句中,当主句是一般将来时,时间状语从句

5、或条件状语从句的谓语动词只能用一般现在时来表示将来。 例如: Ill tell him the news when he comes back. 他回来时,我将告诉他这个消息。 If you take the job , they will talk with you in greater details. 如果你接受这份工作,他们将和你谈谈细节。,句型转换,I do my homework every day.,1.改为一般疑问句并回答。,Do you do your homework every day?,Yes, I do./No, I dont.,2.改为否定句。,I dont do

6、my homework every day.,句型转换,Jim does his homework every day.,1.改为一般疑问句并回答。,Does Jim do his homework every day?,Yes, he does./No, he doesnt.,2.改为否定句。,Jim doesnt do his homework every day.,二、一般过去时,1.一般过去时的结构: 主语+动词过去式+其它 I did my homework yesterday. (did就是do的过去式) 否定构成:didnt+动原 一般疑问构成及简答举例:Did+主语+动原+其它

7、? 特殊疑问句举例:What did he do yesterday? When did he get up this morning?,动词原形变为动词过去式的规则:,2.一般过去时的用法: 1)表示过去某个时间所发生的动作或存在的状态。常和表示过去的时间状语yesterday, last week, an hour ago, just now, in 1982等连用。在一般过去时中,要表达“多少时间之后”,一般用after。 例如:Where did you go just now? 刚才你上哪儿去了? After a few years, she started to play the

8、piano. 几年后,她开始弹钢琴。,2)表示在过去经常或反复发生的动作。常与often,always等表示频度的副词连用。 例如: When I was a child, I often played football in the street. 我是个孩子的时候,常在马路上踢足球。,3)一般过去时也可与today,this week,this month,this year等表现在的时间状语连用,但这些时间状语须指过去的时间,决不包含“现在”“此时此刻”的意思。 例如:Did you see him today? 今天你看见他了吗?,句型转换,I did my homework yest

9、erday.,1.改为一般疑问句并回答。,Did you do your homework yesterday?,Yes, I did./No, I didnt.,2.改为否定句。,I didnt do my homework yesterday.,三、一般将来时,用法:将来会出现或发生的动作 常用时间状语:this evening,tomorrow, next month, in a few minutes,at the end of this term动词构成: I,will/shall+动原 2,am/is/are going to+动词原型 3,am/is/are(about)+动词不

10、定式 4,am/is/are+coming等现在分词否定构成:will/shall not am/is/are not特殊疑问句举例:What will you do tomorrow? When are we going to have a class meeting?,1)shall用于第一人称,常被will 所代替。 will 在陈述句中用于各人称,在争求意见时常用于第二人称。 Which paragraph shall I read first. Will you be at home at seven this evening? 2)be going to +不定式,表示将来。a.

11、主语的意图,即将做某事。 What are you going to do tomorrow?b. 计划,安排要发生的事。 The play is going to be produced next month。 c. 有迹象要发生的事 Look at the dark clouds, there is going to be a storm.,3) be +不定式表将来,按计划或正式安排将发生的事。 We are to discuss the report next Saturday 4)be about to +不定式,意为马上做某事。 He is about to leave for B

12、eijing. 注意:be about to 不能与tomorrow, next week 等表示明确将来时的时间状语连用,备注:在if条件或as soon as等时间状语从句中用一般现在时代替一般将来时。 Miss Gao will tell you the answer if you ask her. 如果你去问高老师,她会告诉你答案。,句型转换,I will do my homework tonight.,1.改为一般疑问句并回答。,Will you do your homework tonight?,Yes, I will./No, I wont.,2.改为否定句。,I wont do

13、 my homework tonight.,练习,( ) 1. Look at the clouds. _. A. Its going to rain B. Itll be raining C. It will be rained D. If it rains,( ) 2There_ two English films next week. A. is going to be B. are going to have C. will have D. are going to be ( ) 3 There is going to_ a volleyball match on our school

14、 playground.The match is going to_ at six this evening. A. have; be B. be; have C. be; be D. have; have,四、过去将来时,1.过去将来时的结构: 结构一: 主语+would+动词原形+其它 I would do my homework. 结构二: 主语+was going to +动词原形+其它 主语+were going to +动词原形+其它 I was going to buy a car.,2. 过去将来时的用法 : 1)表示从过去某时看将要发生的动作或存在的状态。常用于主句是一般过去

15、时的宾语从句中。 例如:He said that he would finish his work before 9 oclock. 他说他会在九点之前完成工作。 2)“was/were going to+动词原形”所表示的过去将来时,表示过去曾经打算做某事。 例如:She said she was going to buy a car. 她说她打算买一辆小汽车。,句型转换,I would do my homework.,1.改为一般疑问句并回答。,Would you do your homework?,Yes, I would./No, I wouldnt.,2.改为否定句。,I would

16、nt do my homework.,句型转换,I was going to buy a car.,1.改为一般疑问句并回答。,Were you going to buy a car?,Yes, I was./No, I wasnt.,2.改为否定句。,I wasnt going to buy a car.,五、现在进行时,1.现在进行时的结构: 主语+am/is/are+动词现在分词+其它 I am doing my homework now. (doing就是do的现在分词),动词原形变为动词现在分词的规则:,2.现在进行时的用法: 1)表示现在(指说话人说话时)正在发生或进行的动作。常与

17、now, at present, at this moment等时间状语连用。 例如:We are waiting for you now. 我们正在等你。 2)表示现阶段(说话前后一段时间内),一直在进行的活动。说话时动作未必正在进行。 例如:Mr. Green is writing another novel. 格林先生在写另一部小说。(说话时未必在写,只处于写作的状态。),3)表示反复发生的动作或持续存在的状态,常与always, forever 等词连用,往往带有说话人的主观色彩。 例如:You are always changing your mind. 你老是改变主意。 4)表示渐

18、变,这样的动词有:get, grow, become, turn, run, go, begin等。 例如:The leaves are turning red. 叶子在变红。 Its getting warmer and warmer. 天越来越热了。,5)come, go, arrive, leave, start, begin, return 等动词可用于现在进行时,表示将要发生的动作。 例如:Im leaving tomorrow. 明天我要走了。 The train is arriving soon. 火车要到了。,句型转换,I am doing my homework now.,1

19、.改为一般疑问句并回答。,Are you doing your homework now?,Yes, I am./No, Im not.,2.改为否定句。,I am not doing my homework now.,六、过去进行时,1.过去进行时的结构: 主语+was/were+动词现在分词+其它 I was doing my homework at that time. (doing就是do的现在分词) They were doing their homework at that time.,2.过去进行时的用法: 1)表示在过去某时刻正在进行或发生的动作,通常与表示过去的时间壮语连用。

20、 例如:At this moment yesterday, I was packing for camp. 昨天这个时候,我正在收拾东西去露营。 2)come, go, arrive, leave, start, begin, return 等动词可用于过去进行时,表示过去将要发生的动作。 例如:She told me that she was going to Hainan for her holiday. 她告诉我她将去海南度假。,3)在含有时间壮语从句的复合句中,表示一个过去的动作发生时或发生之后,另一个动作正在进行。 例如: It was raining when they left

21、the station. 他们离开车站时,正下着雨。 When I got to the top of the mountain, the sun was shining. 我到达山顶时,阳光灿烂。,句型转换,I was doing my homework at that time.,1.改为一般疑问句并回答。,Were you doing your homework at that time?,Yes, I was./No, I wasnt.,2.改为否定句。,I wasnt doing my homework at that time.,七、现在完成时,1.现在完成时的结构: 主语+hav

22、e/has+动词过去分词+其它 I have done my homework already.(done就是do的过去分词) Jim has done his homework already.,否定构成:have/has not+过去分词 一般疑问构成: Have/Has+主语+过去分词? 特殊疑问句举例:What have you done recently? How long has he lived in Beijing?,2.现在完成时的用法: 1)表示过去发生或已经完成的动作对现在造成的影响或结果。常与already, yet, ever, never, just,before

23、等词连用。 例如:Have you had supper yet? 你吃晚饭了吗? You have already grown much taller. 你已经长高了许多。,2)表示过去已经开始,持续到现在的动作或状态,并可能还要延续。往往和表示一段时间的时间状语( 如:for一段时间,since+过去时间点或从句 )连用。 例如: It has been five years since he joined the army . 他参军五年了。 They have learned English for eight years . 他们已学了八年的英语了。,3.现在完成时需注意的问题: 非

24、延续性动词 (如begin,borrow,lend,buy,close, come,die,finish,join,kill,leave,stop,receive等 )不能与表示一段时间的状语连用。 例如:He has joined the army for five years. (错误) He has been in the army for five years. (正确) 注意:非延续性动词的否定形式可以与表示一段时间的状语连用。即动作不发生的状态是可以延续的。 I have received his letter for a month. (错误) I havent received

25、 his letter for a month. (正确),句型转换,I have done my homework already.,1.改为一般疑问句并回答。,Have you done your homework yet?,Yes, I have./No, I havent.,2.改为否定句。,I havent done my homework yet.,句型转换,Jim has done his homework already.,1.改为一般疑问句并回答。,Has Jim done his homework yet?,Yes, he has./No, he hasnt.,2.改为否定句。,Jim hasnt done his homework yet.,巩固练习,1.I have bought this computer for three years. (改错) I have had this computer for three years. ( ) 2. _ you _ the novel that I lent you last week? A. Did; finish B. Have; finished C. Are; finished D. Do; finish

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