对泌尿系阳性结石，应选何种检查为宜（）
A.腹部平片
B.CT
C.腹膜后充气造影
D.逆行肾盂造影
E.静脉肾盂造影
参考答案：A
引起包茎的常见原因不包括（）
A.先天性包皮口狭窄
B.包皮炎症
C.包皮过长并狭窄
D.包皮外伤后粘连
E.阴茎癌
Kate didn't come yesterday, or you ________ her.[ ]
A. might have seen
B. were to see
C. had seen
D. would see
