无敌英语语法(初级版)-第15章 2表示时间的介词
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(单词翻译:双击或拖选)

表示“时间”的介词如下:

1.表示年、月、日、时刻等用at,in,on

2.表示时间的前后用 before, after

3.表示期限等用by,until1,till

4.表示期间等用for,during2,through

5.表示时间的起点等用 from, since3

6.表示时间的经过等用in,within4

1 at,on,in

1.at:用于表示时刻、时间的某一点

at noon正午时

at night在夜间

at present目前

at nine(o’clock)在九点钟

We usually have lunch at noon5(at twelve).

我们通常中午吃午饭(十二点吃午饭)。

2.on:用于某天,某一天的上、下午(指具体的某一天时,一律用on)

注意

泛指一般的上午(下午)时用in,但特指某日的上午(下午)时用on。

in the morning

在早上

on sun day morning

在周日早上

on Monday在周一

on Tuesday morning在周二早上

on June 6在6月6日

on May 4,1996在1996年5月4日

on a cold night在一个寒冷的夜晚

on the night of July(the) first

在七月一日的夜晚

We didn't listen to the lecture6 on Wednesday afternoon

上周三下午我们没去听演讲。

3.in:用于表示周、月、季节、年,泛指的上午、下午、晚上。

注意

在this,last,next,every等词前面不能再加介词。

this morning今天上午

last Friday 上周五

next Sunday下周日

every Monday(week, spring…)

每周一(每星期,每个春季……)

in the week在这周

in May在五月

in  spring在春季

in 1995在1995年

in September,1995在1995年9月

in the morning在上午

in the afternoon在下午

in the evening在晚上

People go skating in winter

人们冬天去滑冰。

2before,after

1.before:在…之前

Wash your hands before dinner.(before作介词)

吃饭前请洗手。

He will call me before he leaves7 here.

(before作连词)

他离开这儿之前,他将给我打电话。

2.after:在……之后

注意

before和after这两个词都是既可作介词,又可作连词。

Let's Sing some songs after school.(after作介饲)

放学后咱们唱歌吧!

Pleas8 close the door after you leave the room.

(after作连词)

离开房间后请关门。

3 by,until(till)

1.by:在……前(时间);截至(到)……

注意

由until(till)形成的句子,句中的动词如果是点动词,则必须用否定句。

How many English books had9 you read by the end of last year?

到去年年底以前你看过多少本英文书?

2.until(till):直到……为止(时间)

比较

by和until by seven o'clock截至(到)7点钟(一般和完成时连用)

until seven o'clock直到7点(7点以前)

We didn't begin to watch TV until(till) nine o'clock.(begin是点动词,所以用否定式)

一直到九点,我们才开始看电视。

I'll wait for him until he comes here

我将在这儿一直等到他来。

(wait是延续动词,用肯定式)

注意

until和till可以通用。它们可以作连词(见上例)而by不能作连词。

4 for,during,through

1.for:达……之久(表示经过了多少时间)

必背!

常用的短语

for a year 一年

for a few10 days几天

for twenty weeks 二十周

during the lesson 上课期间

during the war11 (the night)

战争期间,夜间 (一整夜)

可以和一般现在时、过去时、将来时连用,但经常和完成时连用。

He has lived here for 20 years.

他在这儿已经住了二十年了。

We will stay in the city for two days.

我们要在那里呆两天。

2.during: 在…期间

They are going12 to have a good rest during the summer holidays.

暑假中他们打算好好休息一下。

比较

for和 during

for之后大多跟表示时间、天数等的数字名词。而during后决不能跟表数字的名词。

3 through:一直……(从开始到结束)

They played the cards through the night.

他们打了一整夜的牌。

5 from,since

1.from:从……起(时间)

表示从……开始时,一般都是用词组from…to…,而单纯表示确切的从几点开始时用at。

The meeting13 will be held from eight to ten.

这个会议将从8点开到10点。

The meeting will be held at eight.

会议将从八点钟开始。

比较

since和from since表示时间时,一般只用于完成时的句子;而from也用于现在时、过去时及将来时态。

另外since还可以作连词(见下例);而from则不可以,它只能作介词。

2.since:自从……以来(表示从以前某时一直到现在仍在继续)

I have been sick since yesterday.

我从昨天就病了。(一直到现在)

The doctor has saved14 a lot of lives since he became15 a doctor.(since作连词)

这个医生自当医生以来已经拯救了许多人的生命。

6 in,within

1.in:过……后(未来时间)

注意

如果用于过去时,用after +时间。

She went to Nanjing last May,and she came16 back after a month.

去年五月她去了南京,一个月之后她又回来了。

大多用在将来时(一般将来时和过去将来时)。

in an hour 一小时之后

in a week or so 一个多星期之后

He will be back in five hours.

他五小时之后回来。

They said17 they would18 arrive here in a week.

他们说他们一周后到达。

2.within:不超过……的范围

比较

within和in with in强调在……时间之内,没有时态的限制。

in是以现在为基准,in an hour是指从现在起1小时之后,所以一般只用于将来时。

within 3 hours   3小时之内

I must finish painting19 the cat within five minutes.

我必须在五分钟之内画好这只猫。

They worked hard. They finished20 the work

within 2 days at last.

他们努力工作,结果终于他们在两天之内完成了这项工作。



点击收听单词发音收听单词发音  

1 until cjnw3     
prep.直到...为止;conj.直到...时才...
参考例句:
  • He arrived home until midnight.他直到半夜才到家。
  • She didn't sleep until midnight.她直到半夜才睡。
2 during Dr7x3     
prep.在…期间,在…时候
参考例句:
  • What did you do with yourself during the summer holidays?暑假你是怎样度过的?
  • London is full of visitors during May and June.五六月间伦敦挤满了游客。
3 since syswX     
adv.后来;conj.既然,因为,自从;prep.自从
参考例句:
  • He's been working in a bank since leaving school.自从毕业后,他就一直在一家银行工作。
  • I have known him ever since I was a child.我自孩提时代起就已经认识他了。
4 within 3fMwo     
n.内部,里头;adv.在内部,在内心里;prep.在…之内
参考例句:
  • The work must be done within the given time.这个工作必须在规定的时间内完成。
  • Within two weeks,she gained five pounds in weight.两周内她的体重增加了5磅。
5 noon qHSxj     
n.中午,正午;最高点;全盛期
参考例句:
  • She often read newspaper at noon.她常在中午看报。
  • I'll be back before noon.我会在正午之前回来。
6 lecture s9IzB     
n.讲座,讲课;演讲
参考例句:
  • I take it as a pleasure to attend your lecture.我很愿意听你讲课。
  • The professor began his lecture by telling a joke.教授在讲课前先讲一个笑话。
7 leaves b1xxm     
n.树叶,花瓣; leaf 的复数; leave 的单数第三人称现在式
参考例句:
  • The walk was covered with leaves.这人行道上满是树叶。
  • Will you check on the time the train leaves?请你核对一下火车开出的时间好吗?
8 pleas 89cd9eab06985c2a53d2837613589c01     
借口( plea的名词复数 ); (被告或被告律师的)抗辩; (法庭中的)理由; 请愿
参考例句:
  • He sent her away without even listening to her pleas. 他甚至不肯听她的哀诉就把她遣走了。 来自汉英文学 - 家(1-26) - 家(1-26)
  • Shousheng came out and added his pleas to Mr. Lin's. 寿生也来了,帮着林先生说。 来自汉英文学 - 林家铺子
9 had FeBxb     
vbl.have的过去式和过去分词;conj.有
参考例句:
  • I just had a good idea!我有个好主意!
  • The boy had a small branch of a tree in his hand.这个男孩手上拿一条小树枝。
10 few kk0x2     
adj.很少的,不多的,少数的;int.少数的
参考例句:
  • There are few woods in that area.那个地区几乎没有森林。
  • I have a few questions.我有些问题要问你。
11 war whfwY     
n.战争;vi.作战
参考例句:
  • We ended the Korean war.我们结束了朝鲜战争。
  • The war made many people lose their house and home.战争使许多人无家可归。
12 going dsHzY9     
n.去,离去,地面(或道路)的状况,工作情况;(复数形式)goings: 行为;adj.进行中的,流行的,现存的
参考例句:
  • We're going to listen to a report this afternoon. 今天下午我们要去听报告。
  • He hates leaving the office and going on holiday.他不愿离开办公室去度假。
13 meeting MowzDB     
n.会议;集会
参考例句:
  • Will you be at the meeting?你会来开会吗?
  • We would like to hold the meeting at an early date.我们希望早日举行这次会议。
14 saved 536a056b710e94b16169efd17a4a657b     
v.拯救( save的过去式和过去分词 );收集;保留;避免
参考例句:
  • They scrimped and saved to give the children a good education. 他们省吃俭用,为的是攒钱让孩子受到良好的教育。
  • She had saved a few titbits for her cat. 她给猫留了点好吃的东西。
15 became nQoyl     
v.(become的过去式)成为
参考例句:
  • He became a doctor at the age of 27.他27岁时成了一名医生。
  • He became a millionaire when he was still young.他还年轻时就成了百万富翁。
16 came xTYyl     
v.动词come的过去式
参考例句:
  • I was surprised why he came here so early.他为什么那么早到这里,我很惊奇。
  • The doctor came in time to save his life.医生及时来抢救他的生命。
17 said IYtxh     
v.动词say的过去式、过去分词
参考例句:
  • He said to me that he could not come.他对我说他不能来。
  • He said to his mother that he would do it by himself.他对他的母亲说他将自己独立做那件事。
18 would 8fPwB     
aux.will的过去式;愿,要;常常;大概;将要,会
参考例句:
  • Why would you say that?为什么你会这么说?
  • Would you please help me?你能帮帮我吗?
19 painting Hm7zDb     
n.油画;水彩画
参考例句:
  • I know something about painting.我懂一点绘画。
  • I painted a water painting.我画了一幅水彩画。
20 finished otFzWn     
adj.完成的,精湛的;v.动词finish的过去式和过去分词
参考例句:
  • We finished up everything there was on the table. 我们把桌上的东西全吃完了。
  • We can certainly have the job finished on time.我们肯定能按时完成任务。
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