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英语8种时态讲解及练习

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2021-02-16 11:51
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2021年2月16日发(作者:大一新生)


英语时态八种基本时态讲解及练习



一.概念:


英语中表示不同时间发生的动作或存在的状态,


需用不同的动词 形式表示,这种


不同的动词形式称为时态。




二.种类:


(基本时态)








一般现在时





一般过去时










现在进行时





过去进行时








一般将来时





过去将来时








现在完成时





过去完成时



三.用法:



1


.一般现在时:


< br>1


)一般现在时表示经常发生或习惯性的动作或状态及客观现实和普遍真理。



一般现在时常以动词原形表示,但当主语是第三人称单数时,动词 词尾加


-s



-es

< br>。



2


)句型结构:主语+V< /p>


.


(包括


be


动 词)+宾语+







She is an engineer.






He has breakfast at 6:00every day.



3


)注意:



a)


一般现在时通常与


always , often , usually , every day , sometimes , once a week



等时间状


语连用。






I always watch TV at 8: 00 in the evening .






They go home once a week .






We usually do our homework at home .





b)


表客观现实或普遍真理。






The sun always rises in the east .






The light travels faster than the sound .





c)


表永远性的动作或状态。






He lives in the country .



4


)第三人称单数变化形式。





a)


一般情况动词在词尾加


-s .






come---comes







speak---speaks







work---works







live---lives





b)



o, s, x, ch, sh


结尾的单词在词后加


-es.






do ---does







go---goes







finish---finishes







brush---brushes








fix---fixes







pass---passes







watch---watches





c)



“< /p>


辅音字母+


y”


结尾的单词变

< p>
y



i



-es.






Study---studies







carry-carries







cry ---cries





d)




元音字母+


y”


结尾的单词直接加


-s.






play---plays







stay---stays





例句:我们每天晚上九点做作业。



我在早上七点半起床。



他每天七点去上班。







我们经常下午打篮球。







他喜欢音乐。







地球围绕太阳转。







火车六点出发。



5


)否定句和疑问句。




a)-----He is an engineer.






-----


He isn’t an engineer.






-----Is he an engineer?






-----


Yes, he is ./ No, he isn’t.





b)----We get up at 7:30 in the morning .






-----


We don’t get up at 7:30 in the morning .






-----Do you get up at 7:30 in the morning ?






-----


Yes, we do. / No, we don’t.





c)----He likes music.






-----


He doesn’t


like music.






-----Does he like music?






-----


Yes ,he does./ No, he doesn’t .



2


.一般过去时


1



一般过去时表示发生在过去的动作或存在的状态,


通常与表示过去的时间状语


yesterday,


last night ,some years ago, in 1990,in those days.


等连用。



I was a student 6years ago.



I went to Beijing last year.



They saw a film last night .



2


)句型结构:主语+V


.

< p>
过去时+宾语+





例句:昨天他很忙。







去年他抽烟了。



两年前他去参军了。



他在

< p>
1990


年去世了。




3


)否定句和疑问句。



a)----He was busy yesterday.




-----


He wasn’t busy.




-----Was he busy?




-----


Yes, he was./ No, he wasn’t.



b)----He smoked last year.




-----


He didn’t smoke last year.




-----Did he smoke last year?




-----


Yes ,he did ./No ,he didn’t.



c)----He joined the army in 1990.




-----


He didn’t joined the army in 1990.






-----Did he join the army in 1990?






-----


Yes ,he did ./No ,he didn’t.



4


)动词过去式变化规则。




a)


一般情况下的词加


-ed.





work---worked







call----called







laugh----laughed






Explain----explained







finish----finished







knock----knocked




b)


以不发音的字母


e


结尾的单词直接加


-d .





live----lived







change----changed







smoke----smoked







die ----died





graduate----graduated







drive----drove



< /p>


c)




辅音字 母+


y”


结尾的单词,变


y

< p>


i



-ed.





study ----studied





carry----carried





cry----cried





try ----tried









marry----married




d)




元音 字母+


y”


结尾的单词直接加


-ed.





play----played





stay----stayed




e)



“< /p>


一个元音字母+一个辅音字母



结尾的单 词应先双写这个辅音字母然后再加


-ed.





stop----stopped






plan----planned







pat ----patted




f)


动词不规则变化:





do----did









go ----went








come----came




run----ran







write----wrote





begin----began





drink----drank





keep----kept





leave----left





sleep---- slept





make----made






lie----lay








dig----dug







eat----ate








know----knew





cut----cut










set----set








let----let









read----read





hurt---- hurt



例句:我前天拿走了这本书。









去年我买了一辆自行车。









每天晚上我听音乐。









她通常待在家里。









两天前我完成了这项工作。



复习:



1) I












(be) a teacher 2 years ago.



2) He












(be) a student now.



3) He












(do) his homework at home every day.



4) They












(join) the Party in 1998.



5) We
















(not eat) apples yesterday.



6) We
















(not play) basketball every day.



7) He
















(not go ) home once a week.



8) I am 16 years old. (


划线部分提问


)



9) I go to work at 8:00 every morning. (


划线部分提问


)



10) They joined the Party in 1990. (


划线部分提问


)



11) I went to Beijing last year. (


划线部分提问


)



3


.一般将来时


1)


表示将来发生的动作或存在的状态,常与表将来的时间状语

tomorrow, the day after


tomorrow, next Sunday, soon, in a few days


等连用。



2)


句型结构:主语+


will/shall



V.


原形+



(第一人 称用


shall





I shall go to Shanghai tomorrow.




They will have a meeting next week.




----She will be 20 years old.




----Will she be 20 years old?




----


Yes, she will./ No, she won’t .



3)


主语+


will/shall



V.

< br>原形+





be(am, is, are)going to




They will have a meeting next Sunday.




(will=are going to )




----What will they do next Sunday ?




----When will they have a meeting?



4) be about to

< p>


V.


原形




I am about to leave school.



不能与表示时间的副词连用。



They are about to set out.(√)



They are about to set out soon.(×


)




复习题:
















(do) his homework at school every day.
















(finish) their work yesterday.
















(visit) their farm next year.





4.


我半小时后要吃午饭。





5.


他将骑自行车去学校。





6.


他们下周日将去买汽车。



4


.过去将来时




1



过去将 来时是立足于过去某时,


从过去的观点看将要发生的动作或状态。


主要用于宾语


从句中。




2


)基本结构:主语


+would/shoul d



was/were going to +V.


原形


+…





He said that he would have a meeting next week.





(He says that he will nave a meeting next week.)





They said we should leave school tomorrow.





(They say we shall leave school tomorrow.)



5


.现在进行时


1)


现在进行时表示现在或现在这段时间正在进行的动作。


通常与


now, at present



等时间状语


连用。


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