enough前加副词还是形容词?

形容词和副词都可以的，但是要具体看你这个词到底是修饰什么的 比如：跑得够快 run quickly(修饰动词） enough;
He is strong（做表语） enough to carry the box.

enough前加形容词，后加名词

a.
1. 足够的,充足的
We have enough chairs for everyone.
我们有足够的椅子让大家坐。
I was fool enough to trust him.
我真傻,竟会信赖他。
n.
1. 足够,充分[+to-v][(+for)]
We earned enough to buy a new house.
我们挣的钱足够买一幢新房子。
I've had enough, thank you.
我够了,谢谢。
ad.
1. 足够地;充分地[+to-v]
They cannot walk fast enough.
他们走得不够快。
I'm old enough to handle my own affairs.
我已经长大了,可以处理我自己的事情。
2. 很,十分
3. 相当地,尚
The situation is serious enough.
情况相当严重。

enough 修饰形容词放在形容词后面，修饰名词放在前面和后面都可以。