sap|sapped|sapping

别当个傻瓜，他明显是在骗你。

Don't be such a ___sap, he's clearly trying to trick you.

长期的加班逐渐消耗了他的精力。

Working overtime for a long time has gradually ___sapped his energy.

长时间的工作正在逐渐消耗她的健康。

The long hours of work are ___sapping her health gradually.