There must have been a large number of tourists in Sanya during the past Spring Festival, ________?[ ]

A. mustn’t there      

B. haven’t there        

C. weren’t there        

D. didn’t there

可用生化汤治疗的是（）

A.瘀血内阻型产后血晕

B.血瘀型产后发热

C.血瘀型产后小便不通

D.阴血亏虚型产后痉病

E.血瘀型产后恶露不绝