—  I just can't stop worrying about the result of the job interview.

— _____. There's nothing you can do now but wait. [ ]

A. Relax

B. Go ahead

C. Go for it

D. Good luck

用于高热惊厥，手足抽搐者，宜选用的药物是（）
用于风湿痹痛，肢、体麻木，手足不遂者，宜选用的药物是（）

A.羚羊角

B.天南星

C.天麻

D.地龙

E.白芥子