十月革命前的俄国教育带有浓厚的阶级性、等级性和 ( )
A．宗教性
B．世俗性
C．科学性
D．民族性
参考答案：A
Have you decided which one is _____? The red one or the white one? [ ]
A. well
B. better
C. best
正常钻进时溢流的显示有哪些？
