长时间一种姿势工作造成肌肉疲劳引起的疼痛，首选的止痛方法是
A．阿司匹林B．安定C．针灸D．热敷加按摩E．强痛定
参考答案：D
A．5A
B．5A
C．3.5A
D．3.5A
If the duke has no children, who will the title? [ ]
A. succeed
B. succeed to
C. resume
D. go on with
