治疗张力性气胸下列哪项是错误的()
A.吸氧
B.粗针头排气
C.皮下气肿切开排气
D.胸腔闭式引流
E.气管插管,辅助呼吸
参考答案:E
— There used to be many trees in the city.
— Yes, but there are _______ now. [ ]
A. less
B. few
C. a few
D. fewer
基金管理人应当自收到核准文件之日起( )内进行基金的募集。
A.3个月
B.6个月
C.9个月
D.1年