煤矿从业人员职业卫生培训率达到（）。
A、85%
B、90%
C、95%
参考答案：C
—Some wine?
—Thank you. ______. I have to drive home.
A．With pleasure
B．I’d rather not
C．That would be nice
D．Just what I needed
将395047保留2个有效数字的近似数为（ ）．
