下列药物中使用的防腐剂是洁尔灭的是（）。
A.雷诺考特
B.糠酸莫米松
C.氟替卡松
D.信必可
参考答案：B, C
By nine o'clock, all the Olympic torch bearers had reached the top of Mount Qomolangma, ____ appeared
a rare rainbow soon.
[ ]
A. of which
B. on which
C. from which
D. above which
熨烫的基本要素包括温度、湿度、时间和（）。
A.温度
B.湿度
C.压力
D.时间
