介词at和on和in区别

2024-12-18

介词at和on和in区别(3篇)

1.介词at和on和in区别 篇一

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at表示时间的一点;in表示一个时期;on表示特殊日子。如:

He goes to school at seven o’clock in the morning.他早晨七点上学。

Can you finish the work in two days.你能在两天内完成这个工作吗?

Linda was born on the second of May.琳达五月二日出生。

1.at后常接几点几分,天明,中午,日出,日落,开始等。如:

at five o’clock(五点),at down(黎明),at daybreak(天亮),at sunrise(日出),at noon(中午),at sunset(日落),at midnight(半夜),at the beginning of the month(月初), at that time(那时),at that moment(那会儿),at this time of day(在一天的这个时候)。

2.in后常接年,月,日期,上午,下午,晚上,白天,季节,世纪等。如:

in 2006(2006年),in May,2004(2004年五月),in the morning(早晨/上午),in the afternoon(下午),in the evening(晚上),in the night(夜晚),in the daytime(白天),in the 21st century(21世纪),in three days(weeks/month)三天(周/个月),in a week(一周),in spring(春季)。

3.on后常接某日,星期几,某日或某周日的朝夕,节日等。如:

on Sunday(星期日),on a warm morning in April(四月的一个温暖的上午),on a December night(12月的一个夜晚),on that afternoon(那天下午),on the following night(下一个晚上),on Christmas afternoon(圣诞节下午),on October 1,1949(1949年10月1日),on New Year’s Day(新年),on New Year’s Eve(除夕),on the morning of the 15th(15日的早上)等。

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2.介词at和on和in区别 篇二

一、at的时间表达法

用于表示在三餐或中午、晚上。

1.What did your mother say at breakfast /lunch /supper time?

2.We heard a girl singing in the next room at noon /night.

用于表示时间上的某一点或某一时刻。如:

3.What were you doing at this time yesterday?

4.We often start classes at eight o’clock in the morning.

用于表示节气、年龄。如:

5.I often receive presents at Spring Festival.

6.Jim began to play the piano at the age of seven.

二、in的时间表达法

用于表示非特指的早晨、上/下午、夜晚。

1.I often get up before 6 o’clock in the morning.

2.We like watching TV in the evening.

用于表示在一段时间内。如:

3.Mother will be back in a few days.

4.It would strike twelve in twenty minutes’ time.

用于表示月份、季节、年、世纪等。如:

5.Everything begins to grow in spring.

6.The Olympic Games will be held in Beijing in 2008.

三、on的时间表达法

用于表示在具体某天或某一特定日子的上午、下午或晚上。

1.I often do my homework on Saturday afternoon.

2.My grandfather died in the mountain on a cold winter afternoon.

用于表示节日的名词前。如:

3.Australians often go to church on Christmas Day.

4.Chinese visit their relatives and friends on New Year’s Day.

四、含有early morning,late afternoon之类的词语时,通常用in,不用on。

1.in the early morning of 21st,March;

2.in the late afternoon of 15th,September

五、由last,next,this,that,these,those等构成的表示时间的短语前面,通常不用介词。yesterday,today,tomorrow,tonight等词前面通常也不用介词。

1.I bought a Chinese-English dictionary this morning.

3.介词at和on和in区别 篇三

1. 时间

1)at表示在某一时间点: at 3 o’clock

2)in表示在某一时间段内的某一或某些点: in

in表示在某段时间的结束点:I’ll see you again in a week.

3) during表示某一时间段内自始至终:during the first period

4) on表示在某一day/date或其中的某一段:on Monday, on Sunday morning

5) by表示不迟于某个时间:by now

2. 地点

1)at表示在某处(而非它处):at school

2) in表示在内部或某个范围内:in the office

3) on表示在上面与某平面接触:on the table

4) outside表示在某个范围之外:outside world

5) under表示在比某个位置低的地方或在某表面之下:under a chair

6) by表示靠近或接近:by the window

3. 原因

1)because of表示因为或以…为理由:because of my father

2) for表示动作或活动的目的、目标或意图:for sale

3) out of表示起源、来源或原因:out of duty

4. 方式

1)with表示以…方式:with skill

2)in表示以某种方式: in French, in cash, in this way

5. 方法

1) by表示方法、手段: by the back road, by bus, by working hard

2) on表示运送方式:on a train, on foot

3) in表示途径或材料:in oils

高中英语语法中常用介词的区别

1、at、in、on:如: 常用词组有: at noon, at night

表示时间的 at, in, on:

at 表示片刻的时间,at 8 o’clock,at midnight, at the end of, at that time, at the beginning of, at the age of, at Christmas, at New Year 等。

in 表示一段的时间

如:in the morning, in the afternoon, in the evening, in October, in , in summer, in the past, in the future 等。

on 总是跟日子有关,on Monday, on Christmas morning, on the following, on May Day, on a warm morning 等。

2、表示时间的 since 和 from:since 表示从过去到现在的一段时间的过程,常与现在完成时连用;

from 表示从时间的某一点开始,不涉及与现在的关系。一般多与现在时、过去时、将来时连用。

如:I hope to do morning exercises from today./ We have not seen each other since 1995.

3、表示时间的 in 和 after:两者都表示“在(某个时间)之后,区别在于in表示“在(一段时间)之后” ,而 after 则表示“在(某一具体时间点之后),in 短语和将来时态连用,after 短语和过去时态或将来时态连用。

如:We’ll be back in three days.

After seven the rain began to fall.

What shall we do after graduation?

After two months he returned.

注意:after 有时也可以表示在一段时间之后(常用在过去时里)

4、表示地理位置的 in, on, to:in 表示在某范围内,on 指与什么毗邻,to 指在某环境范围之外

如:Changchun is in the northeast of China./ Mongolia is on the north of China./ Japan is tothe east of China.

5、表示“在……上”的 on 和 in:on 只表示在某物的表面上,而用 in 表示占去某物一部分,表示……上

如:There is a book on the piece of paper./ There is an interesting article in the newspaper./ He dug a hole in the wall.

6、表示“穿过……”的 through 和 across:through 表示从内部通过,与 in 有关;

across 表示“穿过……”,表示从一端至另一端在表面上的通过,与 on 有关。

如:Water flows through the pipe./ The old man walked across the street.

7、in the corner, on the corner, at the corner:in the corn 表示在落,in 指角的内面;

on the corner 表示“在角上” ,on 指的不是内面,也不是外面,而含内外兼有之意;

at the corner指“在拐角处” 指的是拐角外附近的外面。

如:The lamp stands in the corner of the room./ I met at with him at the street corner./ He sat on the corner of the table.

8、in the end, at the end of, by the end of:in the end 作“最后”“终于”解,可单独使用,后不接介词 of;

at the end of 表示“在……末梢”“到……尽头” ,既可指时间,也可以指地上或物体。不可单独使用;

by the end of 作“在……结束时”“到……末为止”解,只能指时间,不可单独使用。

如:In the end they reached a place of safety./ At the end of the road stands a beautiful garden./ They decided to have an English evening at the end of this week./ by the end of last month he had finished the novel.

9、表示“关于”的 about 和 on:两者都有“关于”的意思,不过前者为一般用词,而后者表示“关于” ,为较正式的 “论述”

如:He came to tell me about something important./ He wrote a book on science.

10、between, among:一般说来,between 表示两者之间,among用于三者或三者以上的中间。

如:You are to sit between your father and me./ He is always happy among his classmates.

注意:但有时说的虽然是三个以上的人或东西,如果强调的是两两相互间接关系,适用于between。

如:Agreements were made between the different countries.

在谈到一些事物或一组事物,而把它们视为分居两边时用 between。

如:The little valley lies between high mountains.

在谈事物 间的差别时,总是用 between。

如:They don’t know the difference between wheat, coats and barley.

11、besides, except, but, except for:besides 指除了……还有

如:All went out besides me

except 指“除了,减去什么” ,不能放在句首。

如:All went out except me.

but 与 except 意思近似,表示“除了……外”经常用在 no, all, nobody, anywhere, everything 等和其他疑 问词后面。

如:I never saw him reading anything but the newspaper.;

except for 表示“如无……就, 只是”表明理由细节。

如:His diary is good except for a few spelling mistakes.

12、表示“用”的 in 和 with:表示工具的“用” 、表示“ ,用 with,而表示材料、方式、方法、度量、单位、语言、声音等的 “用” 用 in。

如:He is writing a letter with a pen./ He wrote the letter in pencil/We measured it in pounds./ Read the text in a loud voice./ Tell me the story in English.

13、charge of 和 in the charge of:in 两者都表示 “由谁负责、照顾、管理” 区别在于: charge of 后接被照管的人或物, in the charge of 后面则跟照管的人。

如:Who is in charge of the project

The project is in the charge of an engineer

14、as, like:as 作“作为”“以……地位或身份”解。

如:Let me speak to you as a father.(事实是父亲)

like 作“象……一样”解

如:Let me speak to you like a father.(事实上不是父亲)

15、in front of 和 in the front of:in front of = before,是“在……前面”的意思(不在某物内)

in the front of 则是“在……前部”的意思(在某物内)

如:There is a desk in front of the blackboard./ The boy sat in the front of the car.

16、in, into:into 表示动向,不表示目的地或位置。

如:We walked into the park.;in 通常表示位置。

We walked in the park;in 和 drop, fall, put, throw, break 等终止性动词连用时,也可以表示动向。

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