商法公法性最集中的表现是：（）
A.商主体法定原则
B.商事登记
C.商主体资本确定
D.商主体住所限定
参考答案：B
At least 42 people _______ confirmed dead with another four still_______ after a massive landslide engulfed a village in Southwest China’s Yunnan province on Friday morning.
A．have been; missing
B．have; missing
C．have been; losing
D．have; losing
下列哪一项不是尿血的病因（）
A.下焦热盛
B.阴虚火旺
C.脾不统血
D.肾气不固
E.肾阳不足
