In almost all the colleges in our country now, college students sometimes earn enough money by ______ of part time job to support themselves.

A．assist

B．way

C．means

D．aid

肝主疏泄在男子性与生殖中的作用是

A．调节精室

B．化生天癸

C．贮藏生殖之精

D．调节气血