门诊手术麻醉不宜用下列哪种药物（）
A.芬太尼
B.吗啡
C.氧化亚氮
D.氯胺酮
E.丙泊酚
参考答案：B
You should respect your teammates and be of their feelings when working in a team.
A．sympathetic
B．sensible
C．considerate
D．aware
The radio is too noisy. Would you mind _______? Your grandpa is sleeping. [ ]
A. turning it on
B. turning it off
C. to turn it down
