全程血尿提示病变在（）。
A．膀胱颈部、三角区或后 * *
B． * *
C．膀胱或其以上部位
D．肾盂及肾盏
E．肾皮质
参考答案：C
— Do I have to come back tomorrow?
— Yes, you _____. [ ]
A. can
B. may
C. must
D. should
2. — Do you know anything about that man?
— No. I know nothing about him _______ I read in the newspaper yesterday.
A．besides
B．except when
C．except for
D．except what
