Mr Green is fond of rock music,___________his wife has no interest in it at all．

A．however

B．while

C．as

D．unless

腹部闭合性损伤患者，最有价值的症状体征为（）

A.腹部压痛

B.肠鸣音亢进

C.肠鸣音减弱

D.腹膜刺激征

E.恶心、呕吐