尿潴留患者首次导尿放出尿量不应超过：（）
A.500ml
B.800ml
C.1000ml
D.1500ml
E.2000ml
参考答案：C
— Does your friend live in Beijing?
— _______________ [ ]
A. Yes, he doesn't.
B. No, he does.
C. Yes, he does.
好朋友之间就不应该有隐私。[ ]
