运动创伤后2～7天可以选用的疗法是______
A．冰敷 B．低频电疗法C．温热疗法 D．高频电疗法
参考答案：B
18=______+______=______+______（填不同的质数）．
In the context of company law:
(a) explain the nature of a scheme of arrangement and its importance; and (4 marks)
