介词inon：at及其练习附答案

1、时 间 介 词i n , o n与a t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 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

2、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 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 1970s.该事件发生在 20 世纪 70 年代。the anti-japanese war broke out in the 1930s.抗日战争爆发于 20 世纪

3、30 年代。 （5）除此之外，morning / evening / afternoon 三个词也常跟介词 in 连用。例如：dont 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 m

4、orning.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 dont 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

5、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。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：h e gets up at six oclock every day .他每天六点起床。h 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

6、。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 wel

7、l. 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

8、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.a. on; on b. at; on c. in; in d. in; on( ) is nothing _tomorrow afternoon, is there? -no. we can have a game of table tennis.a. on b. in c. out d. up( ) 3. a lot of students in

9、our school were born_march, 1981.a. in b. at c. on d. since( ) 4. he suddenly returned_ a rainy night.a. on b. at c. in d. during( ) 5. my grandfather was born_oct. 10, 1935.a. on b. in c. at d. of( ) 6. the train is starting_five minutes.a. in b. at c. for( ) 7. mike does his exercises _ seven _ th

10、e evening.a. on; to b. at; in c. by; of d. at; on( ) 8. children wake up very early_the morning of christmas day.a. in b. on c. for d. at( ) 9 _ a cold winter morning, i met her in the stfeet.a. in b. on c. at d. for( ) 10 it happened to be very cold_ the morning of our sports meeting.a. at b. on c.

11、 with d. of( ) 11. why did you get up so early _ this morning.a. on b. / c. at d. in( ) 12. he went to shanghai_ september 3, 1991 and came back_ a cold morning last year.a. in; on b. on; in c. on; on d. in; ia( ) 13. lucy was born_ the night of may 12, 1984. . .a. on b. in c. at d. to( ) 14. mrs br

12、own came to china _ 1996.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.a. on b. in c. on d. at( ) 16. ann moved_hangzhou_september, 1992.a. /; in b. to; in c. to; on d, in; in( ) 17. they started off_an autumn afternoon.a. during b. at c. in d. on( ) 18. he often goes _ school _ six thirty _ the morning.a. for; to; in b. to; at; in c. to; for; at d, for; at; to( ) 19. he arrived _ shangh