尿液酸度增高见于（）

A.膀胱炎

B.痛风

C.代谢性碱中毒

D.呼吸性碱中毒

E.肾小管性酸中毒

─Mary, look at the man in yellow over there. Can you tell me        ?

─.He is a farmer

A.who is he      B.what is he      C.what he is