既能活血,又能行气的药物是()
A.木香
B.川芎
C.三七
D.丹参
E.蒲黄
参考答案:B
—Mary was heard ________ just now. What happened?
—John was telling a joke.
A.to cry
B.laugh
C.to laugh
D.cry
保险资金具有()
A、偿还性
B、互助性
C、存储性
D、流动性
E、有条件返回性