—I think animals should live in zoos.      

—_____. I have never seen a zoo that is suitable for animals to live in.       [ ]

A. I agree with you    

B. I disagree with you      

C. Me, too        

D. Me, either

医患之间正常的信托关系应该建立于哪一种关系之上（）

A.上下级关系

B.契约关系

C.社会主义医德关系和法制关系

D.亲属关系

E.货币交易关系