比较on the contrary ,to the contrary与contrary to的用法

他们意思都差不多：相反的

on the contrary,一般用在句首
On the contrary, I have only just begun.
恰恰相反,我才刚刚开始.

to the contrary,一般名字末尾
I have no evidence to the contrary.
我没有相反的证据.

contrary to,一般是be contray to
His action is contrary to the law.
他的行为违反了法律.