organ

他决定成为器官捐献者来帮助他人。

He decided to become an ___organ donor to help others.

肝脏是一个内部器官，有助于消化。

The liver is an internal ___organ that helps with digestion.

在听了一场音乐会后，她决定学习管风琴。

She decided to take ___organ lessons after hearing a concert.