“没有规矩,不成方圆”揭示的道理是( )
A:社会生活离不开规则
B:没有圆规就无法画圆
C:违反规则要受法律制裁
D:社会规则束缚人的发展
His wife is constantly finding ____ (过错)with him,which makes him very angry.
已知全集U={1,2,3,4,5},集合A={1,3,4},集合B={2,4},则CUA∪B为( )