【单选题】患者女。二尖瓣狭窄,心脏听诊可闻及开瓣音。它的特点不包括
【简答题】A.Bad table manners. B.Arriving late. C.Rudeness to restaurant employees. D.Dressing too casually.
【多选题】生产注射剂时常加入适量的活性炭,其作用是( )
【判断题】I don’t like your arriving late.
【单选题】Blain didn't mind arriving late at the concert.