初中英语语法时间介词in, on与at的用法

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2020年7月14日21:28:51 3554字阅读11分50秒

时间介词in, on与at的用法

介词in, on与at都可用于表示时间的名词前,但用法各不相同,其区别在于:

 

  • 用in的场合

(1)表示“在某年/月/季节”这个含义时,须用介词in。例如:

She came to this city in 1980.他于1980年来到这个城市。

It often rains here in summer.夏天这里常常下雨。

(2)表示“从现在起一段时间以后”时,须用介词in。例如:

They will go to see you in a week.他们将在一周后去看望你。

I will be back in a month.我将在一个月后回来。

(3)表示“在某世纪”时,须用介词in.例如:

This machine was invented in the eighteenth century.这台机器是在18世纪发明的.

Great changes took place in the twentieth century.20世纪发生了巨大变化.

(4)表示“在某年代或特定世纪某年代”时,须用介词in。例如:

This incident happened in the 1970''''s.该事件发生在20世纪70年代。

The Anti-Japanese War broke out in the 1930''''s.抗日战争爆发于20世纪30年代。

(5)除此之外,morning / evening / afternoon 三个词也常跟介词in连用。例如:

Don't watch TV too much in the evening.晚上看电视不要太多。

They sometimes play games in the afternoon.他们有时在下午做游戏。

 

二、用on的场合

(1)表示“在具体的某一天”或“(在具体的某一天的)早上、中午、晚上”等,须用介词on。例如:

Jack was born on May 10th,1982.杰克生于1982年5月10日。

They left on a rainy morning.他们是在一个雨天的早上离开的。

He went back to America on a summer afternoon.他于一个夏天的下午返回了美国。

(2)表示“在星期几”或“在星期几的早上、中午、晚上”等,须用介词on。例如:

We don't go to school on Saturday and Sunday.我们星期六和星期天不上学。

What time do you get up on weekdays?你在平日什么时候起床?

I heard this story on Saturday morning.我是在星期六的早晨听到这个故事的。

(3)表示“在某一节日”时,须用介词on。例如:

We usually eat moon cakes on Mid-autumn Festival.我们通常在中秋节吃月饼。

Mr Hu received a card on Teachers' Day.胡老师在教师节那天收到了一张卡片。

 

  • 用at的场合

(1)表示“某一具体时刻(即几点几分时)”,须用介词at。例如:

He gets up at six o'clock every day .他每天六点起床。

I got home at five thirty yesterday afternoon.我昨天下午五点半到家。

(2)用在特定的时候(时节、时机)时,须用介词at。例如:

They were happy at that time.他们那时很幸福。

I think the shop is closed at this time of day.我认为商店在白天的这个时候关门了。

(3)表示“在中午、在夜晚、在周末”时,须用介词at。例如:

What do you often do at noon? 你中午经常做些什么?

You can see many stars in the sky at night.夜晚你能看到天空中有许多星星。

(4)表示“在……岁”时,须用介词at。例如:

At the age of nine ,the boy could swim well.在九岁的时候,这孩子就游泳游得很好了。

At the age of twenty, I began to teach English at this school.在二十岁的时候,我就开始在这所学校教英语了。

 

注意:在含有next ,last, this, one ,any, each, every , some, all的词组和tomorrow, yesterday, the day after tomorrow, the day before yesterday 前不用任何介词。例如:

What did you do last summer holidays? 去年暑假你做了些什么?

What are you going to do the day after tomorrow? 后天你打算做什么?

 

 

 

 

 

 

 

 练    习

(    ) 1. Children get gifts ____ Christmas and ____ their birthdays.

  1. on; on   B. at; on   C. in; in    D. in; on

 (    ) 2.----There is nothing ____tomorrow afternoon, is there? -----No. We can have a game of table tennis.

  1. on   B. in   C. out   D. up

 (    ) 3. A lot of students in our school were born____March, 1981.

  1. in B. at C. on    D. since

 (    ) 4. He suddenly returned____ a rainy night.

  1. on B. at   C. in   D. during

(    ) 5. My grandfather was born____Oct. 10, 1935.

  1. on B. in C. at   D. of

 (    ) 6. The train is starting___five minutes.

  1. in B. at   C. for    D.still

 (    ) 7. Mike does his exercises ____ seven _____ the evening.

  1. on; toB. at; in   C. by; of    D. at; on

 (    ) 8. Children wake up very early____the morning of Christmas Day.

  1. in  B. on  C. for  D. at

(    ) 9 ____ a cold winter morning, I met her in the stfeet.

  1. In B. On C. At   D. For

(    ) 10 It happened to be very cold____ the morning of our sports meeting.

  1. at B. on C. with    D. of

(    ) 11. Why did you get up so early ___ this morning.

  1. onB. /   C. at   D. in

 (     ) 12. He went to Shanghai___ September 3, 1991 and came back___ a cold morning last year.

  1. in; on B. on; in C. on; on    D. in; ia

(    ) 13. Lucy was born____ the night of May 12, 1984. . ...

  1. on B. in C. at    D. to

 (     ) 14. Mrs Brown came to China ____ 1996.

       A.on    B. of     C. to,    D. in

(     ) 15 ___ the morning of November 20, 1915, the workers came to Chicago to show their mourning of Joe Hill.

  1. On    B. In      C. On     D. At

(    ) 16. Ann moved___Hangzhou___September, 1992.

  1. /; in  B. to; in C. to; on   D, in; in

(    ) 17. They started off___an autumn afternoon.

  1. during B. at C. in     D. on

(    ) 18. He often goes ____ school ____ six thirty ____ the morning.

  1. for; to; inB. to; at; in   C. to; for; at   D, for; at; to

 (     ) 19. He arrived ___ Shanghai ___ 9: 30 ___ March 5.  A. at; in; at B. to; on; at C. in; on; at D. in; at; on

(    ) 20.The English teacher told me to get there____ half past ten.

 A: in   B. at    C. on   D. of

答案:B A A A A   A B B B B   B C A D B   A D B D B  

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