急性尿潴留常见的机械性梗阻原因为()
A.前列腺增生
B.膀胱 * * 结石
C. * * 损伤
D. * * 异物
E.盆腔肿瘤
参考答案:A, B, C, D, E
More than 68,600 foreigners are working in Shanghai.The number is 13 times ________ of 1996,when Shanghai started issuing expatriate work permits.
A.one
B.ones
C.that
D.those
民政部门负责流动人口的收容遣返工作。