英語(yǔ)四級(jí)語(yǔ)法備戰(zhàn)-否定句大總結(jié)

顯形否定-常用否定句型

1）too...to...，too...for...

He is too young to go to school.（=He is not old enough to go to school.）他還不夠上學(xué)的年齡。

That's too much for me.這我可受不了啦。

但下列句中無(wú)否定含義：

He is too ready to speak.（≈He is talkative.）他太愛(ài)講話了。

I'm only too glad to help you. 能為您效勞，我高興極了。

2）stop （prevent，keep，hinder，protect，save，prohibit，dissuade...）...from...

Intact skin can protect the body from being invaded by germs.未受損的皮膚可以保護(hù)身體不受細(xì)菌侵害。

3）利用虛擬語(yǔ)氣表否定

You should（ought to) have done it better.

你本應(yīng)做得更好。（還不夠好）

I could have come earlier.

我本來(lái)能早點(diǎn)來(lái)的。（實(shí)際上沒(méi)有早來(lái)） I wish he were here now.

我希望他現(xiàn)在能在這兒。（實(shí)際上他不在）

If only he had asked for my advice!

他當(dāng)初要能征求我的意見(jiàn)就好了?。▽?shí)際上沒(méi)有）

They would rather die than surrender.

他們寧死不降。

4）用before引導(dǎo)的從句表“來(lái)不及……,不等，未……先……，以防”等否定含義

The bell rang before I could look over my answers.

我還沒(méi)來(lái)得及看一下答案鈴就響了。

Put on more clothes before you catch cold.

多穿點(diǎn)衣服以防感冒。

5）預(yù)先安排的事未辦到或計(jì)劃落空

I had hoped to save some more money to buy a new car.

我本希望多攢點(diǎn)錢買輛新車。

6）用比較級(jí)句型表否定

He knows more than he lets on.

這件事他了解得很多，但不肯承認(rèn)。

I know better than to believe him.

我才不相信他那一套呢。

He's more brave than resourceful.

他勇敢有余，謀略不足（有勇無(wú)謀）。

7）其它含否定概念的句型

God knows how high the mountain is.

誰(shuí)知道這山究竟有多高。

What's the use of complaining? 抱怨有什么用？

Mind your own business！莫管閑事！

How is it possible？哪有這種可能 ?