I'm sorry I ________ visit next week.[ ]
A. can't
B. don't
C. mustn't
D. won't
答案:A
组织中含油室的药材是()
A.人参
B.木香
C.银柴胡
D.党参
E.石菖蒲
妊娠期间发现有卵巢肿瘤该如何处理?