脊髓颈膨大横贯性损害引起()
A．四肢痉挛性瘫
B．双上肢弛缓性瘫，双下肢痉挛性瘫
C．截瘫
D．单瘫
E．偏瘫
参考答案：B
In relation to employment law:
(a) Explain the circumstances in which it may be appropriate for an employer to enter into a fixed term labour contract with an employee. (4 marks)
下列大环内酯类抗菌药物，对流感嗜血杆菌作用优异的是（）
A.红霉素
B.交沙霉素
C.克拉霉素
D.螺旋霉素
E.麦迪霉素
