患者,女,30岁,头痛,恶寒,项背僵硬疼痛,首选药物应()。
A.归肺经
B.归心经
C.归膀胱经
D.归脾经
E.归肝经
参考答案:A
It took a great deal of courage to admit that all his efforts had been ____.
A.in vain
B.in turn
C.in return
D.in danger
火炬装置DCS系统中,主火炬共分为()()()()四幅画面。