英语as as用法总结实用2篇
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英语as as用法总结1
若有修饰成分,如twice,three times,half,a quaer等,必须置于第一个as之前。
as…as结构的另一变体形式是“as+形容词原级+名词词组+as”。
当as…as与表示重量、数量、时间、距离、价格等的计量名词连用时。往往并不表示比较。而是构成一个形容词组,意为“重达……,多达……,高达……”等。
“as+原级+as any(或ever)”、“as+原级+as…can be”、“nothing(或no)+so+原级+as…”等结构表达的是最高级意义。即在某种程度上或某方面达到极限或最大限度。
asas的用法例句2
1.若涉及数量或程度,可用“as much+不可数名词+as”和“as many+可数名词复数+as”。如:
He doesn’t pay as much tax as we do / as us. 他没我们交的税款多。
There are not as many restaurants as there were. 现在餐馆没有过去多了。
2.“as+形容词或副词原级+as...”意为“和。一样”,表示同级的比较,第一个as为副词,第二个as为连词。
(1)as...as结构用于表示不同人或物同一性质的'比较,意为。和。一样
The tree is as tall as the building.这棵树和那栋楼一样高。
(2)as...as结构用于表示同一个人或物不同性质的比较,意为既。又。
This swimming pool is as wide as it is long.
这个游泳池宽度和长度相等。
(3)as...as结构用于表示两个人或物不同性质的比较,表示程度相同或相当,意为。而。,在否定句结构是so/as...as...
He cannot run so/as fast as you.他没你跑得快。
He was as handsome as his wife was beautiful.
他长得很英俊,他的妻子也长得非常漂亮。
..as的常见句型
(1)as...as possible/sb can尽可能的……
Please answer my question as soon as possible.
请尽快回答我的问题。
The detective is searching the man as carefully as he can.
那个侦探正在尽可能仔细地搜查那个男子的身体。
(2)as...as usual/before像以前一样……
She looks as pretty as before.
她看起来和以前一样漂亮
Though they failed,they still worked as hard as usual.
尽管他们失败了,但他们仍像以前一样努力工作。
(3)as long as只要,引导条件状语从句
I will stay with you as long as there is a room free.
要是你有一间空余的房子,我就住在你这里。
You may borrow this book as long as you promise to give it back
只要你答应归还,你就可以把这书借走。