西藏在（）时期首次纳入中国版图。
A、周
B、唐
C、元
D、明
参考答案：C
Hainan is such a place that all the tourists are . by its beauty. [ ]
A. fascinating; fascinated
B. fascinating; fascinating
C. fascinated; fascinating
D. fascinated; fascinated
排尿中断的症状常见那种疾病
A．膀胱癌
B．肾结石
C．输尿管结石
D．膀胱结石
E．阴茎癌
