onatin的时间用法区别

onatin时间用法区别？

表示时间的区别：

at指时间表示：

1. 时间的一点，一时刻：

They come home at surprise (at noon, at midnight, at ten o’clock, at daybreak, at dawn).

他们出其不意地回家（中午、午夜、十点钟、黎明）。

2. 较短的不短的一个时期。可指某个节日或觉得一年中标志大事的日子。

His grandfather died at seventy-two.

他祖父七十二岁去世。

At the beginning (middle, end) of that month he was sick.

那个月初（中、末）他病了。

He went home at Christmas (at New Year, at the spring Festival, at night, at midsummer).

他在圣诞节回家（新年，春节，晚上，仲夏）。

in指时间表示：

1. 在某个较长时间（如世纪，朝代，年，月，季节，及泛指的上午，下午和晚上等）内。

He died in the holidays.

他在假期去世了。

He was born in 1942.

他出生于1942年。

2. 在不短的一个时期后面。

He will come round in a day or two.

他一两天后就可以回来。

I will finish it in three hours.

我将在三小时内完成它。

on指时间表示：

1. 详细的时候日和一个特定时间，如某一天，某节日，星期几等。

He will come to meet us on our arrival.

我们一到他就来接我们。

On May 4th (On Sunday, On New Year’s day, On Christmas Day), there will be a celebration.

5月4日（星期天，元旦，圣诞节），会有庆祝活动。

2. 在某个特定的早晨，下午或晚上。

He arrived at 10 o’clock on the night of the 5th.

他是5日晚上10点到的。

He died on the eve of victory.

他在成功前夕去世了。

3. 准时，及时。

If the rain should be on time, I should reach home before dark.

假设下雨，我应该在天黑以前到家。

表示地址位置的区别

in 表示地址位置

1. in 表示相对较大的地方

in Shanghai

in London

in Beijing

2. 虽然是很小的地方，假设说话人住在那里，也可以用in，商店，机关，学校等，若当成一个地址位置（point)用at，若当成一个场所（place)用in。

I met him at the post-office.

我在邮局看到他。

I’m now working in the post-office.

我目前在邮局工作。

On表示地址位置

大多数情况下指与面或线接触：

1. “在…上面”

He put the book on the table and sat on the chair.

他把书放在桌子上，坐在椅子上。

The picture was hanging on the wall.

那幅画挂在墙上。

2. “在…… 旁边”

NewYork is on the Hudson River.

纽约在哈德逊河畔。

Xiamen is on the river.

厦门在河边。

He lives in a house on the river.

他住在河边的一所房子里。

经常会用到短语

在英语中介词的使用频率高于目前的平均水平，而介词in, on和at又是介词中使用频率高于目前的平均水平的词，收集了介词in, on 和at表示时间，地址位置和状态的常见的短语, 请注意一部分短语用不一样的介词，意义不一样，有部分区别不大。

表示时间:

in 表示时间

in 1999, in 20 century, in a flash(瞬时),

in a lucky hour(在幸运时刻), in a minute,

in a second, in a short time, in a while,

in a wink(一瞬间) in advance(预先),

in an emergency(在紧急地时候), in an evil hour(在不幸地时刻), in an instant, in ancient times, in broad day(在大白天),

in course of, (在…这个时间段), in December,

in due course(及时地), in future, in good season(及时地),

in no time(马上), in ones childhood, in ones spare time,

in ones teens, in ones youth, in recent years,

in season(适时), in seconds(在很短时间),

in some cases(有的时候，候), in spring, in the afternoon,

in the beginning, in the daytime, in the end, in the evening,

in the future, in the long run(最后), in the meantime,

in the morning, in the nick of time(在紧急关头), in the night,

in the past, in the thick of (在最激烈的时候刻),

in the thick of(在最激烈的时候刻), in this period, in those days,

in time of war, in time

on 表示时间

on a certain day, on a sudden(突然), on a winter morning,

on Christmas Day, on night shift, on ones birthday,

on schedule(及时), on Sunday, on that date, on the eve of,

on the following day, on the instant(马上),

on the moment(马上), on the Monday morning,

on the New Years Eve, on the next morning,

on the point of(已经在…时候), on the spur of the moment(马上) on this day, on this occasion, on time

at 表示时间

at a time(在某时), at a wedding(婚礼), at all times(一直),

at any moment, at any time, at Christmas, at dark (天黑时),

at dawn(在黎明), at daybreak, at dinner-time, at dusk(在黄昏), at Easter, at first sight,(一见到), at first, at last, at midnight,

at night, at nightfall, at noon, at present, at six clock,

at sunrise, at sunset, at that moment, at that time,

at the age of, at the beginning of , at the correct time,

at the end of, at the last minute, at the moment,

at the present stage at the same time, at the stage(眼下)

at the start, at the time being, at the time of, at the very start, at this point(这个时候), at this season, at this time of day,

at times(有的时候，）

表示地址位置

in 表示地址位置

in a car, in a queue, in advance of (在…前面),

in all the direction, in appearance, in corners(在角落里)

in doors, in front (of), in good light(在光线好的地方),

in heaven, in place(position)(在一定程度上地位置), in places(处处),

in port(在港内), in public places, in shore(靠岸), in society,

in the air(在空中) in the bank, in the book(书的主要内容里),

in the centre(在中央), in the countryside,

in the distance(在远处那边), in the east of(在…东部)

in the east, in the fields, in the film, in the front rank(在前列),

in the front row, in the lab, in the letter(信的主要内容),

in the middle of, in the moonlight,

in the newspaper(报纸的主要内容里), in the open air(在户外),

in the open(在野外), in the picture, in the rain, in the room,

in the shade of, in the sky, in the suburbs of, in the sunshine, in the tree, in the universe, in the vicinity of(在附近),

in the warm(在暖和的地方) in the world, in(on) the bus,

in(on) the street

on 表示地址位置

on board (在船上) on camera(出现在->电视上), on campus,

on deck(在甲板上), on earth, on 表示地址位置 on high(在高处),

on land, on the bank, on the beach, on the borders,

on the ceiling, on the coast, on the committee,

on the corner(在拐角处), on the east of(在…的东面)

on the farm, on the first floor, on the footba

on last sunday和last sunday区别？

on last sunday释义：

在上个星期天

例句：

The parenting class for June will be held on last Sunday of the month after lunch.

六月的教养孩子课程将会在最后的星期天午餐过后举行。

last sunday释义：

上周日

例句：

A military band played Russian marches and folk tunes at the parade last Sunday.

一个军乐团在上周日的游行中演奏了俄罗斯的进行曲和民乐。

last Sunday前是不加on的。

由形容词last，next等指示代词修饰的名词词组用作时间状语时，前面的介词at, on, in大多数情况下省略。

比如：

I saw him in the street sometime last week.上周我在街上见过他。

Please come to school earlier next time.下次请早点来学校。

We had a grand social gathering last Sunday.

上星期天，我们举行了一次社交界的盛会。

last前什么都不加,直接说last Sunday表示上周日至于in,on,at at后大多数情况下接几点几分,例如at seven(在七点)in后接不详细到某日时间,例如in the morning(在上午),in May(在五月),in September,1999(在1999年九月)on后接详细时间,其实就是常说的详细到某日时间,例如on January 1st. 往年(在往年一月一日),on Monday(在星期一)

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