需行气管切开术的包括()
A.3~4度喉阻塞
B.气管痉挛引起下呼吸道阻塞
C.昏迷引起下呼吸道阻塞
D.呼吸道烧伤引起呼吸困难
E.口咽部大手术
参考答案:A, C, D, E
— How about ______ Christmas evening party?
— I should say it was ______ success. [ ]
A. a; a
B. a; 不填
C. the; a
D. the; 不填
水蜜丸、浓缩水蜜丸含水分不得超过
A.12%
B.13%
C.14%
D.15%
E.16%