介词in front of和behind指前、后的相对位置。
She always looks in front of and behind the car before she starts it.
介词round， pass指“绕过”;其中pass指“从……旁边经过”;through指“从……之中
穿过“。
The movie theater is round the corner.
He lives in the village past the bus stop through the park.
3.表示原因的介词
for常常表示褒贬、奖惩的原因或心理原因。
They will reward you for your help.
due to常常用来引导形容词性的短语，作定语或表语。
Mistakes due to carelessness may have serious consequences.
from和out of常常表示动机或原因;through表示消极或间接的原因。
He feels weak from lack of sleep.
He broke down through overwork.
4.表示目的的介词
for表示拟定的接收人或目的;to表示实际的接收人或目的。
I bought the gift for my little sister.
I gave the gift to my little sister.
for和to都可以引导目的地。For跟在含有出发或开始意义的动词后，如：leave， set out，
start， depart， sail等;to跟在含有来来往往地行动的意义的动词后，如：go， come， run ，walk，
move， fly， drive， ride等。
We have left for Hong Kong.
He flew to America via Hong Kong.
at表示起因;on表示依据。
She is quite pleased at his help.
Ken was arrested on a charge of that.
at还可引导行为的目标或精力的集中点。
He shot at the bird.
5.表示“关于……”的介词
一般about用于比较随便的谈话或非正式的文体;on用于正式的讲话、著作或报告中;of用于动词talk， read， know， say， hear， boast等的后面。如：
What are you talking about?
A paper on serfdom in Russian
In terms of natural resources
6.表示原料的介词
of和out of表示制成品的材料仍保持原材料的性质;with表示制成产品的一种成分;from表示制成品已失去了原材料的性质;in表示制成品的材料的色调或特殊性。
His house was built of brick.
She made these toys out of old cigar-boxes.
A fruitcake is made with fruit.
Steel is made from iron.
We have furniture of this design in oak and in walnut.
7.表示价格的介词
at和for都可表示价格，at仅表示价格，for还表示“交换”，如：
Eggs are sold at 95 cents a dozen here.
I bought it for five pounds.
8.表示其它意义的介词
in spite of， despite， for(all…)， with(all…)等表示让步意义的介词。其中：despite较为正式，
in spite of较为普遍，for/with(all…)较为口语化。
In spite of / despite the bad weather 尽管天气不好
For / with all his shortcomings 尽管他有许多缺点
Except和but表示不包含的意义，只是单纯地将其后面所接的人或事物排除在外，一般不用于句首，多跟在表示一个集体的名词或代词后作定语。
He gets up early every day except Sunday.
Who would do such a thing but Peter?
Except for和apart from表示不包含的意义，所引导的短语，主要用于状语，以修饰全句，意为“除了有……之外”，“只是……”等，用于引出一个相反的细节或原因，因而部分
地修正了全句的主要意思。
Except for Jack， the whole class passed the test.
Apart from its cost， the plan was a good one.
Except for和but for表示不包含的意义，可以引导有否定意义的条件状语从句。
Except for / But for the storm we should have arrived earlier.
except 指从整体中除去一部分，而besides则表示“除……之外还有……”的意义。
Nobody was late except me.
He had few friends besides us.
表示超过或不足的介词有：above， beyond， over， past; below， beneath， under等，如：
beyond description 难以形容
below / under the average 低于平均水平
表示状态的介词有：at， off， in， under， out of等，如：
on fire 着火
off duty 下班
out of fashion 过时
表示支持的with， for和表示反对的against.
I‘m with you in all you say.
Are you for or against the plan?
介词的搭配
1.介词与动词的搭配
同一介词可以与不同的动词搭配，表示不同的意思。以of为例：
Jack reminds her grandma of her husband because he looks just like him. (使……想起)
Have you ever heard of such a thing? (听说)
She often spoke of her life in China. (谈起)
The lady was robbed of 10 dollars on her way home. (抢劫)
Thanks for thinking of me. (思念)
同一动词可以与不同的介词搭配使用，表示不同的意思。以look为例：
Look after the children. (照顾)
He looked at the timetable. (看)
What are you looking for? (寻找)