介词in-on-at及其练习附答案

1、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：一、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 ofte n rai ns 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 mon th.我将在一个月后回来。（3）表示“在某世纪”

2、时，须用介词in.例如：This mach ine was inven ted in the eightee nth cen tur这台机器是在 18 世纪发明的.Great changes took place in the twentieth century.2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”抗日战争爆发于 20 世纪 30 年代。（5）除此之外

3、，morning / evening / afternoon三个词也常跟介词in连用。例如：Don't watch TV too much in the eve ning 晚上看电视不要太多。They sometimes play games in the after noo 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 rai ny morni ng.他们是在一个雨天

4、的早上离开的。He went back to America on a summer after noor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 Sun da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 morni ng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 u

5、sually eat moo n cakes on Mid-autu mn Festiva 我们通常在中秋节吃月饼。Mr Hu received a card on Teachers' Da胡老师在教师节那天收到了一张卡片。三、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 afterno on 我昨天下午五点半至 U家。（2） 用在特定的时候（时节、时机）时，须用介词at。例如：They

6、were happy at that time他 们那时很幸福。I thi nk 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 ofte n do at noo n?你中午经常做些什么？You can see many stars in the sky at nigh夜晚你能看至U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

7、就游泳游得很好了。At the age of twenty, I began to teach English at this schoc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, a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

8、 to do the day after tomorrow?后天你打算做什么 ?练 习()1. Children get giftsChristmas andtheir birthdays.A. on; on B. at; on C. in; in D. in; on()2.-There is nothingtomorrow afternoon, is there?No. We can have agame of table tennis.A. on B in C. out D. up()3. A lot of students in our school were bornMarch, 19

9、81.A. in B. at C. on D. since()4. He suddenly returneda rainy night.A. on B. at C. in D. during()5. My grandfather was bornOct. 10, 1935.A. on B in C. at D. of()6. The train is startingfive minutes.A. in B. at C. for D.still()7. Mike does his exercisesseventhe evening.A. on; to B. at; in C. by; of D

10、. at; on()8. Children wake up very earlythe morning of Christmas Day.A. in B. on C. for D. at()9a cold winter morning, I met her in the stfeet.A. In B. On C. At D. For()10 It happened to be very coldthe morning of our sports meeting.A. at B. on C. with D. of()11. Why did you get up so earlythis morn

11、ing.A. on B / C. at D. in()12. He went to ShanghaiSeptember 3, 1991 and came backa coldmorning last year.A. in; on B. on; in C. on; on D. in; ia()13. Lucy was bornthe night of May 12,佃84A. on B. in C. at D. to()14. Mrs Brown came to China佃 96.A.on B of C. to, D. in()15the morning of November 20, 191

12、5, the workers came to Chicago to showtheir mourning of Joe Hill.A. On B. In C. On D. At()16. Ann movedHangzhouSeptember, 1992.A. /; in B. to; in C. to; on D, in; in()17. They started offan autumn afternoon.A. during B. at C. in D. on()18. He often goesschoolsix thirtythe morning.A. for; to; in B. to; at; in C. to; for; at D, for; at; to()19. He arrivedShanghai