1.That puzzle was over my head.
这个谜语对我来说太难了
2.She could pass the exam standing on her head.
他可以轻松的通过考试
3.Two heads are better than one.
三个臭皮匠顶一个诸葛亮
4.Just off the top of my head,I think he did not tell the truth.
出乎我的意料,我认为他没有说实话
5.please keep your head.
6.He talked my head off.
7.He is the brains of the family.
8.The death penalty for murder works on the principle of an eye for an eye.
9.He certainly did his colleagues in the eye when he got the boss,s approval.
10.The baby cried her eyes/heart out.