男,15岁,破伤风患者,抽搐时引起窒息,急救处理首先应是
A.口服水合氯醛
B.肌注鲁米那钠
C.立即气管切开
D.静脉滴注TAT
E.气管插管
参考答案:C
The mothers saw their children well ____ at the nursery.
[ ]
A. taking care of
B. to take care of
C. to be taken care of
D. taken care of
现代人照相常使用数字相机,而过去传统相机的底片所用的化学原料是什么?