紫苏子具有的功效是（）
A.利水消肿
B.养心安神
C.养血活血
D.滋阴补血
E.降气化痰
参考答案：E
进行性血胸的紧急处理（）
A.给氧
B.剖胸探查
C.迅速封闭胸部伤口
D.抗感染
E.穿刺排气减压
—What's the time?
—______.[ ]
A. It's thirty to eight
B. It's at seven thirty
C. It's seven past thirty
D. It's half past seven
