介词及介词短语
◆ 介词的功能ﻫ介词是一种虚词,用来表示名词或相当于名词的其它词语句中其它词的关系,不能单独使用。介词可与名词或相当于名词的其它词构成介词短语。介词短语可在句中作定语,状语,表语和宾语补足语。例如:
The boy over there is John’s brother. (定语)ﻫThe girl will be back in two hours. (状语)
Our English teacher is from Australia. (表语) Help yourself to some fish. (宾语补足语)ﻫ◆ 介词和种类
(1) 简单介词,常用的有at, in, on, about, across, before, beside, for , to, without等。
(2) 复合介词,如, along with, because of, in front of, instead of等。 ◆常用介词的用法 一. at/ in /on . 1.表示时间:
1).表示某一具体时间点,某一时刻/ 年龄
at six o’clock at noon at that time at the moment at the age of at night 2)in表示时间段,一天的三个时间段以及月份,年,季节,世纪,人生的某个时期(某人几十岁时)
in the morning/afternoon /evening in spring /in 2007/in March in the twenty-first century in his fifties
3)on表示星期几/某一具体的日子/具体某天的上午/下午/晚上,表示一天中的三个时间段名词前有修饰语或后有修饰语时.
On Monday on New Year’s Day on Sunday morning on a rainy night on the evening of April 1st ,2007 2表地点:
1)at 一般指较小的地点或较具体的位置 at the station at the cinema
2)in 表示在较大的地点或一个有限空间里. in China in the classroom 3)on 指在某物体的表面上. on the desk
注意:写街道时,若有门牌号用at ,否则用on / in 都可. He lives at 270 DongChang’an Street.
二.介词in /on / to 表方位: 1.in表示A地在B地范围之内.(包含关系) Tanwan is ____ the southeast of China . 2.on表示A,B地接壤.(外切关系) Hubei is ____ the north of Hunan .
3.to表示A,B两地有一定的间距.(外离关系) Japan is _____ the east of China . 三. between / among 在……之间
1.between :指两者之间. 在…….之间.
2.among :用于三者或三者以上人或物之间. 在……之中. You sit _____ him and me .
The song is popular ______ the students. 四.after / in 在……之后 1. after
1)after + 时间段. 表示以过去某一时刻为起点的一段时间之后, 用于过去时. 2)after 作介词. after doing sth
2.in +一段时间. 表示说话时或以现在为起点的将来一段时间之后.用于将来时. He came back ______ two days .
He will go home___finishing his homework .
He will come back _____ two days . |||
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五.with / in / by 表示 “用……”
1.with 表示 “用…” 一般指有形的工具 / 手段 / 人体器官. He cut the apple into halves ____ a knife . 注: with 表伴随, “带有,含有”
He came in _____ a big smile on his face .
2.in表示用某种语言,方式,途径. 或书写/绘画所用的材料. 也可表交通方式. Can you say it _____English ? He wrote a letter ____ blue ink . 3.by表示乘坐交通工具, 表示方式,方法
I study for a test _____ working with a group . He makes a living ____ selling newspapers . 注意: 同义词组
1).by phone = on the phone 2).by car = in a car
3).in pen = with a pen = with pens 六.across / through / over / by 经过
1.across 指横穿,穿过. 表示动作从某一物体表面上经过. 2.through 指穿过,透过,表示从某一物体空间内通过.
3.over 表示从某人或某物的上空经过或越过,不与表面接触. 4.by 表示从某人/某物的旁边经过. Can you swim ______ the river ?
the elephant is so big that it can’t go _____ the gate . I don’t think anyone can jump ___ the fence.
I walked _____ the bank of China yesterday . ||| 七.in front of / in the front of
1.in the front of 表示在…….内部的前面 2.in front of 表示在……外面的前面
There is a desk in _____ front of our classroom .
There is a big tree in _____ front of our classroom. 八.其它介词的用法: 1.at的其它用法.
1).表示 “从事或正在做某事”,其后加的名词往往不加冠词.She is at work now = She is working now .
2)at表示 “价格或速度” The train ran at 120 kilometres an hour . 2.in的其它用法:
1)in表示 “在……方面” 词组:do well in = be good at be weak in 2)in 表示 “穿着”后接表颜色的词或衣服.词组: be in +衣服 = be wearing +衣服 3)in作副词, “在家” = at home 3.like 的用法:
1).像/和……一样. 常与系动词连用.词组: look like sound like
2).与what 连用, “是什么样子, 怎样”.What is he like ? He is kind . 4.off的用法:
1).从……下来, 脱离某物体.词组: fall off
2).“休假”通常放在时间名词之后.词组: have +时间+ off He hasn’t had a night off for two hours . 5.except / besides
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1).except 除了…….之外, 都……. . 不包括在范围之内.注: nothing but … 除了……之外,什么也没有.
2).besdies除了……之外,还有…… . 包括在范围之内. We all went swimming ______ Lucy . There is _______ a letter in the box .
We study Japanese and French____ English . 6.with / without
1).with具有,含有 -----反义词: without 没有 词组: with the help of = with one’s help =because of = thanks to without one’s help 2).without 的用法:
A).without + sb./ sth. 没有某人或某物 B).without + doing sth .
He left here without____(say ) “Goodbye”to us C). without sth 常与if 引导的否定的条件句.
If there is no water , we can’t live .= We can’t live ______ _______ . ||| 7.on the tree /in the tree
on the tree 表示 “树上本身长的东西” 在树上. 而in the tree 表示 “外界的物体进入树中”或物在树上.
There are some apples _____ the tree . There is a boy ____ the tree.
8.since / for注: since / for 用于现在完成时. 1).since :
a).since +时间点
b). 现在完成时+ since +一般过去时 c).since +一段时间+ ago.
2)for: for +一段时间= since +一段时间+ ago 9.be made +介词的区别:
be made of 由…制成 (看得见原材料) be made from由…制成 (看不见原材料) be made in +地点 由哪儿生产 be made by sb. 由某人制造
10.表示 “数量的介词”about , round around over 1). about , round around表示 “大约……” 2).over 表示 “超过”= more than. 11.inside / outside
Inside 在……里面 ------反义词:outside在….外面 12.in the wall /on the wall
in the wall 表示“门窗在墙上” on the wall 表示“某东西张贴或挂在墙上” 九.不用介词的情况: 1).当时间状为: tonight, today, yesterday, tomorrow 等时,不用介词. What are you going to do tonight ?
2).含有this, that, these, those, last, next, every, each等时间状语. He went to Wuhan last week . 3).以all 开头的时间状语前面不用介词.
He has worked all day .4).以some ,any, one 等构成的时间状语前不用介词.
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◆介词短语
介词和动词、形容词或名词相结合后,形成复合词,有特定的意思。如下: (1) 动词+介词(如:talk about,look at) (2) Be动词+形容词+介词(如:be kind of)
(3) 介词+名词(如:at home,on foot,in time) ① 动词+介词
look up查看,查(字典);
play with sth.玩某物(玩耍)Don’t play with fire.别玩火。 think of想起,想到;hear from sb.收到某人的信;
talk about sth.谈论某事;talk to/with sb.和某人谈论; look at注视;listen to倾听;call on sb.拜访某人;
arrive at/in 到达;take care of照顾;wait for等待;look for寻找。 add…to 加到……上 agree with 同意(某人) arrive at(in) 到达 ask for 询问
begin…with 从……开始 believe in 相信
break into 闯入 break off 打断 break out 爆发 bring down 降低 bring in 引进 bring up 教育,培养 build up 建起 burn down 烧光 call back 回电话 call for 要求约请 call in 召来 call on 拜访 访问 care for 喜欢 carry on 继续开展
carry out 实行开展 check out 查明 结帐 clear up 整理,收拾 come about 发生,产生 come across (偶然)遇见 come out 出来
come to 共计 达到 compare…with 与……比较 compare to 比作 cut off 切断
date from 始于 depend on 依靠 devote to 献于 die out 灭亡 divide up 分配 dream of 梦想
fall off 下降 fall over 跌倒 feed on 以……为食 get down to 专心于 get through 通过 give in 让步,屈服 give out 分发 give up 放弃 go abroad 出国 go against 反对 go on with 继续 go through 浏览 grow up 生长 hand down 传下来 hear about 听说 hold out 伸出
join up 连接起来 keep off 让开,不接近 keep on 继续 lead to 导致
live on 靠……为生 look down upon 看不起 look forward to 盼望 look into 调查
look out 当心 look(a) round 仔细查看 set off 动身 set up 建立 show off 炫耀 shut up 住口
speed up 加速 stand for 代表,象征
stick to 坚持 suffer from 遭受
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talk of 谈论 think of 考虑,想起 try out 试验 turn down 调低 turn off 关掉 worry about 担心 ② Be动词+形容词+介词
be kind to对(某人)亲切;be good at在……做得好;擅长于……
be late for迟到;be afraid of害怕;be sorry for sth.为……抱歉; be absent from缺席;be proud of以……为自豪; be found of 喜欢 be full of 充满 be interested in 对…有兴趣 be keen on 热衷于 be confident in 对…有信心 be short of 缺乏
be sick of 厌恶 be proud of 对…感到骄傲
be loyal to 对…忠诚 be ashamed of 为…感到羞耻 be worried about 为…担心 be aware of 意识到 be busy with 忙于(某事) be different from 和…不同 be famous for 因…而出名 ③ 介词+名词
1)英语中有大量成语由介词构成,单是一些常用介词就可构成大量成语: at:
at a stretch 一连,连续地 at a time 一次,每次
at ease 稍息,安心 at first sight 一见(钟情) at first 最初,开始时 at heart 在内心 at home 在家,随便 at last 最后
at least 至少 at length 最后,详细地 at most 至多 at once 立即,同时
at peace(war) 处于和平(战争)状态 at play(work) 在玩耍(工作) at present 现在,目前 at random 随意地,胡乱地
at the risk of 冒…的风险 at the same time (与此)同时 at the start 一开头 at the time 此刻,这时 at times 有时候 at will 任意地 by:
by accident 偶然 by air 航空
by all means 想一切办法 by bus (plane, etc) 坐巴士(飞机等) by chance 偶然 by cheque 用支票 by choice 出于自愿 by daylight 在大白天 by day(night) 白天(夜间) by force 靠武力 by mistake 错误地,误把… by turns 轮流
by surprise 突然,出其不意 by the way 顺便说一句 in:
in a sense 从某种意义上说 in addition(to) 此外(除…之外) in advance 事前 in all 总共 in any case (event) 不管怎样,反正 in brief 简而言之 in case 要是,如果 in case of 在…情况下 in comparison 比较起来 in danger 处于危险中 in debt 负债 in demand 有需求 in detail 详细地 in fact 实际上
in general 一般说来 in one’s opinion 在(某人)看来
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in order to (that) 以便,为了 in other words 换句话说 in part(s) 部分地 in person 亲自
in practice 实际上 in public(private) 公开(私下)地 in regard to 关于 in short 总之
in the end 最后 in the middle of 在…中间 in time 及时地,经过一段时间 in vain 白白地,没有结果 on:
on account of 由于 on behalf of 代表(某人) on board 在船(飞机)上 on condition 在…条件下 on duty 值班 on fire 着火
on foot 步行 on guard 有警惕,值班 on hand 在身边 on holiday 在休假 on purpose 故意地 on sale 在出售 on strike 罢工 on the contrary 相反 on the way 在路上 on time 准时
on the top of 在…上面 on the run 正在逃窜 out of:
out of action 失灵 out of breath 气喘吁吁
out of control 失去控制 out of danger 脱离危险 out of doors 在户外 out of fashion 不时新 out of hand 失去控制 out of order 坏了
out of reach 无法得到(拿到) out of sight 看不见 out of temper 发脾气 out of question 不可能 out of touch(with) 和…失去联系 out of tune 走调 out of use 不再使用 out of work 失业 2)有些介词夹在名词之间构成成语:
day after day 日复一日地 year after year 年复一年 one after another 一个接一个地 one by one 一个接一个 little by little 一点一点地 side by side 并肩
step by step 一步步地 face to face 面对面 arm in arm 手挽手地 hand in hand 手牵手地 day to day 日常的 day by day 一天一天地
day before yesterday 前天 day after tomorrow 后天 heart to heart 互相交心的
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