胆汁的化生和排泄主要依赖于（）。

A.脾主运化功能

B.肾主藏精功能

C.肺主宣发功能

D.肝主疏泄功能

E.心主血脉功能

A new study has found no evidence that the sunscreen, commonly used to reduce the risk of skin cancer,

actually____ the risk.[ ]

A. increase        

B. increasing      

C. increases    

D. having increased