I live a house.[ ]
A. in
B. on
C. at
答案：A
I'm sure you ( ) an original signature, not a faxed copy.
A．want
B．are needing
C．need
D．are wanting
某患者右下腹痛，血尿，根据超声声像图，最可能的诊断为（）
A.右肾结石
B.右输尿管下段结石
C.阑尾炎
D.膀胱结石
E.输尿管肿瘤
