1)用作代词：作主语或宾语。如：
1. Enough has been said on this subject. 关于这个问题我说得够多的了。
2. You have done more than enough. 你已做得够多了。
3. I have had enough. Thank you. 我吃的已经够多的.了，谢谢。
2)形容词作定语：enough用在名词前、后都可以。又如：
4. I have enough time to do the work. / I have time enough to do the work. 我有足够的时间做此项工作。
3)用作副词修饰形容词或副词表示程度：enough一般放在形容词或副词的后边。如：long enough, easy enough, fast enough, quickly enough等。但一般不说：
enough long, enough easy, enough fast, enough quickly.
5. The boy is old enough to do to school. 这孩子到上学的年龄了。
6. He couldn’t run quickly enough to catch up with the cat. 他跑的速度太慢，追不上猫。
4)用作副词修饰动词时也需放在动词之后。如：
7. The meat is not cooked enough. 肉炖得不够熟Tolerably; rather:
8. 尚可;相当：
She sang well enough, but the show was a failure.
她演唱得算好的了，但演出却是个失败。
interj.(感叹词)
Used to express impatience or exasperation:
用以表达不耐烦或恼怒：
Youve been practicing the violin all afternoon. Enough!
你整个下午都在练小提琴。够了!
温馨提示：
