诊断肾下垂时,应摄()
A.腹部立位平片
B.腹部卧位平片
C.静脉肾盂造影后摄立位全尿路片
D.静脉肾盂造影片
E.逆行尿路造影片
参考答案:C
A.激光
B.红外线
C.紫外线
D.电磁波
Mike spent time with ____native people to gain ____ better understanding of the country.
A.the; a
B.the; /
C.a; the
D./; a