雅思写作词汇搭配易错点——介词

雅思写作中，词汇搭配错误率高的就是介词搭配。的确，很多考生在背单词的时候由于记忆问题，介词搭配出现了偏差，所以老师具体为考生总结一下介词。

介词按照结构可以分为：

1、简单介词 : about, above, across, after, opposite
2、合成介词: alongside, into, onto, out of, without
3、带-ing词尾的介词: concerning, considering, following, including, regarding
4、介词短语: according to, ahead of, along with, because of, in front of

介词按照意思可以分为：

1、引导时间短语的介词：

At (5 o’clock)	On (Saturday)	In (autumn)	During (the summer)
Before (dawn)	After (that)	Over (the years)	From (now on)
Following (his speech)	By (that time)	Till (Saturday)	Until (10 o’clock)
Towards (midnight)	For (two weeks)	Throughout (the day)	Upon (arrival)
Since (then)	Pending (his return)	All through (the night)	Prior to (her marriage)

2、引导地点短语的介词:

In (Beijing)	At (the airport)	Across (the river)	To (town)
Under (the tree)	Near (the park)	Between (two trees)	Over (our heads)
From (the city)	Into (the water)	Through (the door)	Onto (the stage)
Outside (the house)	Within (the area)	Beside (the river)	Beyond (the hill)

3、引导其他短语的介词:

By (train)	With (a knife)	About (a topic)	Except (her)
Like (a child)	According to  (plan)	Instead of (him)	Due to (the storm)
On account of (it)	Owing to (rain)	On behalf of (us)	Against (the enemy)

介词短语作句中的作用
介词不能单担任一个成分，必须构成 介词短语来担任一个成分。能和介词构成短语的有：
·         名词：who’s knocking at the door ?
·         代词:  you’re always thinking of others .
·         动名词：Are you interested in going with us ?
·         what引导的从句 ：he thought over what he had better do .
·         由what, why, when, where, how, who等引导的不定式短语：she gave a talk on how to fight the disease.
·         另一个介词：I saw her from across the street .
·         副词或形容词：I heard someone calling me from below .
·         复合结构：I had no objection to Dinny marrying him .

介词短语作状语：主要修饰谓语：
I arrived at the concert hall in good time .
“Be+ 形容词” 结构常跟介词短语连用 ：
We were eager for news. He is familiar with the district.
介词短语作定语：
He is just a child of six . They sell fishes of all sizes . He married a widow with 3 children .
介词短语作表语：
The museum is just across the street . What ’s the article about ? It was against the law .
介词短语作宾语补足语 ：
We found her in better spirits that evening.