ability后面加什么介词

　　例句：

　　Leadership is about the ability to implement change.

　　领导才能是一种实行变革的能力。

　　Contestants were grouped according to age and ability.

　　参赛者按年龄和能力分组。

　　Both are blessed with an uncommon ability to fix things.

　　俩人都有幸具有不寻常的修理东西的能力。

　　Happiness is the ability to make the most of what you have.

　　幸福就是充分享用你所拥有的一切的能力。