1 enough 作形容詞用時,可以作表語或定語。作定語用時,enough 通常放在名詞前,也可放在名詞后。
Do you have enough money ? 你的錢夠用嗎 ?
=Do you have money enough ?
He hasn't enough time .他沒有足夠的時間 。
=He hasn't time enough .
2 enough 作副詞用時,必須放在形容詞、副詞或動詞的后面。
The book is easy enough . 這本書很容易。
He does his homework carefully enough . 他做作業(yè)十分認真。
She doesn't sleep enough . 她睡眠不足。
3 enough 后可跟for短語或不定式,結構為:
enough for sb.:對某人來說足夠……
enough+名詞 +to do sth.:有足夠的……可以做某事
形容詞或副詞 +enough+to do sth.:夠……可以做某事
I have enough tickets for all of you . 我有足夠的票給你們所有的人。
This is good enough for me . 這對我來說足夠好的了。
She has not enough food to eat . 她沒有足夠的食物吃。
There is not enough wind to fly a kite. 風不夠大,不能放風箏 。
The wind is not strong enough to fly a kite.
She has enough money to buy a car. 她有足夠的錢買一輛車。
The ice isn't thick enough for us to walk on . 這冰還沒有厚到我們能在上面走。
He is not careful enough to do the work. 他不夠細心,不能做這項工作。
He has read enough to answer your question. 他書讀得夠多了,足以回答你的問題。