病在上焦可见（）
A.神昏谵语
B.便秘
C.抽搐
D.舌干绛而痿
参考答案：A
应用密闭式装置麻醉机时，应用氧气与氧化亚氮的流量比是
A．50：50
B．40：60
C．30：70
D．70：30
E．60：40
— Why is he feeling down today?
— Because the suggestion he _____ has been turned down. [ ]
A. put away
B. put up
C. put down
D. put forward
