不锈钢管进行油清洗前应进行的处理方法为( )。
A．水清洗
B．酸洗
C．空气吹扫
D．蒸气吹扫
参考答案：D
我国中小学对学生进行德育的基本方法是 ( )
A．说服教育法
B．榜样示范法
C．实际锻炼法
D．陶冶教育法
Little about her own safety when trying to save the poor blind man, though she was in great danger herself.
A．did Rose care
B．Rose did care
C．Rose does care
D．does Rose care
