下列各式计算正确的是（ ） A．2-3+2-3=0 B．-12-1=0 C．（-1）2

He felt _________ when he found a stranger _________ about at the gate of the police station.

A．puzzling; hung

B．puzzled; hung

C．puzzling; hanging

D．puzzled; hanging

神经修复后的固定时间正确的是（）.

A.1～2周

B.2～3周

C.3～4周

D.4～6周

E.4～8周

In relation to company law, explain what is meant by ‘corporate governance’ and explain its significance for the board of directors of a public company in Lesotho. (10 marks)

汽包锅炉超压试验压力为（）。

可增加血浆渗透压，增加循环血量的溶液是

A．5%葡萄糖
B．10%葡萄糖
C．0．9%氯化钠
D．50%葡萄糖
E．各种右旋糖酐