初中六大时态专题讲解讲义及作业

六大时态

概念

时间状语

基本结构

否定形式

一般疑问句

一般现在时

经常、反复发生的动作或行为及现在的某种状况。

often, usually, always, sometimes, every day(week, month),

once a week,

on Mondays,

1.主语+系动词be+表语

2.主语+行为动词+其它

+am/is/are+not+

现在进行时

表示现阶段或说话时正在进行的动作或状态。

Look!listen !

now, at this time, at the moment

these days,

am/ is/ are +doing

am/ is/ are +not +doing

一般过去时

过去某个时间里发生的动作或状态; 过去 习惯性、经常性的动作、行为。

ago, yesterday, last week(month, year), in 2000, just now, one day, long long ago,

1. was/were

2.行为动词过去式

1.was/were+ not

2. 在行为动词前加do在其前加didn’t,同时还原行为动词。

一般将来时

表示将要发生的动作或存在的状态

tomorrow, next..., in +时间段(多少时间之后),one day ,some day , at once , how soon

1. am /is /are going to do

2.will do

3.shall do

4.am/is/are doing

1.am /is /are not going to do

2.won't do (will not do)

3.shall not do

4.am/is/are not doing

1.be放于句首。

2.will 提前

3.shall 提前

4.be放于句首

过去进行时

表示在过去某个具体的时间点或时间段发生的动作或存在的状态

When ,while ,at night last night ,from eight to ten last night at this time yesterday , at that time last ...

Was/were doing

Was not doing

Were not doing

be 放于句首

现在完成时

表示过去发生动作对现在造成的影响;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

for, since, so far, ever, never, just, yet, till / until, up to now, in past years

Have/has done

Have/has not done

Have/has放于句首

一般现在时

【时间状语】

总经常有每没复星周 ______________________________________________________________________

动词原形到动词三单的变化 【动词变化规则】

1. 一般在动词结尾直接加s e. g.     swim --- swims  run --- runs   

2.s, x, ch, sh, o结尾的动词加es; 如果词尾已有e, 直接加s

eg.  guess --- guesses    watch --- watches  go --- goes     do --- does

3. 以辅音字母 + y结尾的动词, yi, es e. g.   study --- studies    try --- tries     fly --- flies   

随堂练习:

(一)用动词适当形式填空:

1. My mother often tells me __________ in beD. (not read)

2. It __________ me two days to write the article. (花费)

3. It's cold outside, so you'd better __________ your coat. (穿上)

4.How do he usually get there?

(二)句型转换:

1. We are in the same class. (改为一般疑问句)

2. She sometimes washes clothes on the weekend.(改为否定句和一般疑问句)

否定句:

一般疑问句:

3. I see him drinking some milk at home .(变否定句)

一般过去时

【时间标志性词】

昨天上个**前,in+时间when字连

______________________________________________________________________________________________

动词变化规则

规则动词过去式的变化规律

1.一般在动词末尾加-ed,如:pull-pulled, cook-cooked

2.结尾是ed,如:taste-tasted

3.末尾是辅音字母加一个元音字母和一个辅音字母的重读闭音节,应双写末尾的辅音字母,再加-ed

如:stop-stopped

4.以“辅音字母+y”结尾的,变yi 再加-ed,如:study-studied

随堂练习

1. Last night we __________ back home until the teacher left school. (not go)

2. Do you remember __________ the film last year? (see)

3. I'm sorry you've missed the last bus. It __________ ten minutes ago. (leave)

现在进行时

时间标志:

现在时刻看和听,最近在哪请安静!

_______________________________________________________________________________________

【动词变化规则】

1.直接+ ing(例:sleep+ing sleeping)

2.e+ing(例:bite-e+ing biting)

3.重读闭音节,且末尾只有1个辅音字母,双写辅音字母+ing(例:sit+t+ing sitting)

随堂练习

1. __________ come beef! (随便吃点)

2. I didn't remember __________ her the book before. (give)

3. Can't you see I'm busy __________? (cook)

一般将来时

结构:(1) be going to do: am /is /are going to do (2) will do

( 3) shall do (4)be doing: am/is/are doing

时间标志词

明天下个**后,in+时间when字连 ____________________________________________________________________

tomorrow, next..., in +时间段(多少时间之后),one day ,some day , at once , how soon

区别: 1 be going to will

1. be going to 表示近期、眼下就要发生的事情,will 表示的将来时间则较远一些,

如:He is going to write a letter tonight. He will write a book one day.

2. be going to表示根据主观判断将来绝对发生的事情, will表示客观上将来势必发生的事情。

如:He is seriously ill. He is going to die. He will be twenty years old.

3. be going to含有打算,准备的意思,而will则没有这个意思,

如:She is going to lend us her book. He will be here in half an hour.

注意:There be 句型的be going to 结构为:There is / are going to be... (注意句型中going to 后面的be不能改为have) 常用来表示将有某事发生。

练习:There ________ a sports meeting in our school next week,

A.will be going to be B.is going to have C.will have D.is going to be

(2) be doing

am/is/are doing用现在进行时来表示一般将来时表示按计划或安排要发生的动作," 备;打算"的意思

Eg: We are having a class meeting this afternoon.

注意: come, go, arriveleave,等表示位置移动的动词常用现在进行时表示将要发生的动作,它们很少与be going to 结构连用。例如: Miss Sun is coming tonight.今晚孙小姐要来。 We are going to Beijing next week

(3) Shall do

shall do 一般与第一人称(Iwe)使用,常用于提建议的句型中:Shall I/we go to the park?

过去进行时

标志词:1.when/while 2.at+ 点钟 +yesterday (last night / Sunday … ) 3.at this/that time, 4.at this/that time yesterday (last night/Sunday/week … ), 5. the whole morning, all day , from nine to ten, while等。

例如:I was making fruit salad at this time. They were studying from 8:00 to 11:00 yesterday.

when while的用法区别

when既指时间点,也可指一段时间。因此when在状语从句中的动词可以终止性动词,也可以是延续性动词

while只指一段时间while从句中的动词必须是延续性动词。

when说明从句的动作和主句的动作可以是同时,也可以是先后生;

while 则强调主句的动作在从句动作的发生的过程中或主从句两个动作同时发生。

when引导的时间状语从句。后用一般过去时。

While后面一般用过去进行时。

如果从句和主句的动作同时发生,两句都用过去进行时的时候,多用while引导,

a.When the teacher came in, we were talking.=While we were talking, the teacher came in.

b.They were singing while we were dancing.

过去进行时与一般过去时的区别

    1 过去进行时强调动作在过去某时刻正在进行或持续,而一般过去时表示动作的完成。如:

    He was writing his composition last night. 他昨晚在写作文。(不一定写完)

    He wrote his composition last night. 他昨晚写了一篇作文。(已经写完)

   

现在完成时

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, justbefore 等词连用。 

Eg. Have you ever cooked at home? 你吃晚饭了吗? 

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壮语连用,常用的有:for+一段时间;since+过去时间点或从句。(Since 用来说明动作起始时间,for用来说明动作延续时间长度),提问用How long.  例如:It has been five years since he joined the army .他参军五年了。 

3、现在完成时需注意的问题: 

1表示短暂性的动词不能与表示一段时间的壮语连用appear,begin,borrow,lend,buy,close, come,die,fall,find,finish,join,kill,leave,sell,stop等。 

例如:He has joined the army for five years. (错误) 

注意:非延续性动词的否定形式可以与表示延续时间的状语连用。即动作不发生的状态是可以持续的。

(错)I have received his letter for a month. 

(对)I haven't received his letter for almost a month.       

2不能和明确的过去时间状语连用,如:yesterday,last week,in 1998,two days ago等。 

3.比较一般过去时与现在完成时  

一般过去时表示过去某时发生的动作或状态,强调动作,不和现在发生联系,常与具体的过去时间状语连用,如yesterday, last week,…ago, in1980, in October, just now等,

现在完成时表示过去发生的某一动作对现在造成的影响或结果,强调的现在的情况,不能与表过去的时间壮语连用。 

常见终止性动词与延续性动词 (或状态动词的对应关系如下: come / go / arrive / get / reach / move--- be in/at  

open --- be open      die --- be dead     close --- be closed     become ---be     borrow --- keep      put on --- wear  buy --- have    

leave ----- be away (from)     begin / start ----- be on            fall asleep ---- be asleep end/finish ----- be over           

catch a cold --- have a cold  join the army --- be in the army,  be a soldier  join the Party---- be in the Party , be a Party member  

如:吉姆买这支已有两年了

Jim bought this pen two years ago. Jim has had this pen for two years.       Jim has had this pen since two years ago.       

Jim has had this pen since 2007       It is two years since Jim bought this pen. 

4. .在表示“最近几世纪月以来……”时间状语中,谓语动词用现在完成。   in the past few years/months/weeks/daysover the past few years; during the last three months; for the last few centuries, through centuries; throughout history  

5. 表示“第几次做某事,”或在 It is the best (worst, most interesting ) +名词 that 后面跟现在完成时。

This is my first time that I have visited China.        This is the most interesting film I have ever seen.      

6. have / has been to + 地点 意为“曾去过某地”,暗含目前已不在该地,仅表示当事人的一种经历而已。  have / has gone to + 地点 “到了某地去了”,暗含“已离开原地去了某地”之意,但是否到达了某地尚不确定。  

如:He has gone to Shanghai. 他去了上海。      He has been to Shanghai. 他去过了上海。

随堂练习

1 He has _______ been to Shanghai, has he ?

  A. already .never .ever . Still

2 The famous writer _____ one new book in the past two year .

  A. is writing .was writing .wrote .has written

3 Have you met Mr Li ______

  A. just . ago .before . a moment ago

4—Our country ______ a lot so far .

   —Yes . I hope it will be even ______ .

  A. has changed ; well . changed ; good C. has changed ; better . changed ; better

5 Hurry up! The play __________ for ten minutes .

  A. has begun . had begun  C. has been on . began

6 Miss Green isn't in the office . she_______ to the library .

  A.has gone . went .will go . has been

7 His father ______ the Party since 1978 .

  A. joined . has joined . was in . has been in

8 My parents ______ Shandong for ten years .

  A. have been in . have been to  C. have gone to . have been

根据所给提示填词

1. He __________ back a month ago. (come)

  2. It's a great shame for me __________ in front of so many people. (laugh at)

  3. I must take it back the day after tomorrow. You can only __________ it for 24 hours. (保存)

  4. Why have you kept me __________ here for so long a time? (wait)

  5. Please come to our meeting if you __________ free tomorrow. (be)

  6. She __________ to the Great Wall several times. (goes)

  7. In his letter, he said that he __________ us very much. (miss)

  8. The film __________ for nearly fifteen minutes when I got to the cinema. (be)

  9. He said he became __________ in physics. (interest)

  10. This film is worth __________. (see)

  11. He went to school instead of __________ home. (go)

  12. In the old days it was difficult for the poor to __________ a joB. ()

  13. There __________ a physics test next Monday. (be)

14. He is hungry. Please give him something __________. (eat)

  15. Please don't waste time __________ TV every evening. You should word hard at English. (watch)

  16. We found the window __________. (break)

  17. You have dropped your pencil. __________. (拾起来)

  18. Mother often tells me __________ too late. (not come home)

  19. You had better __________ by bus, or you will be late. (go)

  20. I will __________ Li Ming the good news as soon as I see him. (告诉)

作业:

( )1.____friends you have, ____you will be.

a. more; happier B. more; more happy C. the more; the happier D. the more; the more happy

( )2._____is not easy for children to understand this movie. a. this B. that C. it d .one

( )3.-peter, i think we need to buy a new car. -oh, no. we are ____out of money, you know?

a.trying B. going C. getting D. running

( )4._____have you been swimming? -for five years.

a. how long B. how often C. how soon D. how far

( )5.mum, my shoes are worn out. can you buy me a new____? a. one B. shoe C. pair D. shoes

( )6.-oh, there isn’t enough _____for us in the lift. -no hurry. let’s wait for the next.

a. ground B. floor C. place D. room

( )7.the factory _____for 5 years. a. has opened B. has been opened C. has been opening D. has been open

( )8.-you seem to like sweets. -___.that’s probably why i’m becoming fatter and fatter.

a. so i do B. so do i C. so am i D. so i am

( )9.swimming in the pool with friends ____very interesting. a. has B. have C. is D. are

( )10.the medicine you bought me didn’t_____. a. give B. work C. do D. go

( )11.-what are you going to do this sunday? -i____ yet.

A. haven’t decided B. won’t decide C. am not decided D. didn’t decide

( )12.-would you mind closing the window? it’s so cold here. A. no, not at all B. i like it C. thank you D. yes, i do

( )13.-will you please take a message for mike? -______.

A. yes, the message is important B. that’s very nice C. thanks for telling me D. i’ll be glad to

( )14.___of the students in the class____ money to the disabled people these days.

A. two third; have raised B. two thirds; has raised C. two three; have raised D. two thirds; have raised

( )15. it took the firemen two hours to ___the fire. A. put out B. put up C. put on D. put away

( )16.-it’s too hot here. would you mind ____the door? -______.please.

A. to pen; ok B. opening; of course C. opening; certainly not D. to open; good idea

( )17.why____some light music? A. don’t listen B. not listen to C. don’t hear D. not hear

( )18.don’t worry, sir. i am sure i can run _____to catch up with them.

A. fast enough b.enough fast c.slowly enough d.enough slowly

( )19.tomorrow is teachers’ day. ____give our english teacher some flowers?

A. let B. why don’t C. how about D. why not

( )20.there is standing____ woman under a big tree.

A. a 35-year-old B. a 35-years-old C. a 35-year old D. a 35 years old

( )21.-my father and i are going to spend our holiday in dalian this summer. -_____!

A. you are lucky B. have a nice trip C. goodbye D. what a nice day

( )22.don’t forget to put the book on the self,_____? A. do you B. don’t you C. will you D. won’t you

( )23.my parents can’t come because they ____ harbin.

A. have been in B. have gone to C. have been to D. would visit

( )24.allen felt like ____in line to ____a busy street.

A. waiting; cross B. wait; crossing C. waited; across D. to wait; acrossing

( )25.john has to get up early,_____? A. has he B. hasn’t he C. does he D. doesn’t he

( )26.my brother has just finished ____the story. A. read B. to read C. reading D. was reading

( )27.how long have you ____this cameras? A. buy B. bought C. had D. got

( )28.-_____is he going to get? -i’m not sure. maybe a pilot

A. what job else B. what else job C. what other D. what other job

( )29.some of them would like __some tea rather than ___some coffee.

A. to have; had B. having; have C. to have; have D. having; to have

( )30.___exciting event the world expo 2010 will be! A. what B. what a C. what an D. how

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