— Tom, haven't you forgotten anything?
— Oh, yes. ________ my umbrella. Thank you.
A:Taking
B:Took
C:Take
D:To take
在一幅比例尺为1:500000的地图上,若量得甲、乙两地的距离是25cm,则甲、乙两地实际距离为( )
我国是一个统一的多民族国家,共有民族( )