从群众中来，到群众中去，这是公安工作的基本方法。( )
参考答案：对
压瘪的乒乓球放入热水中重新鼓起，是因为球内的气体分子
A．间隔增大
B．质量增大
C．体积增大
D．个数增多
—Have you________ Betty yet?
—Not really．She won’t forgive me for having told her lies．
A．put up with
B．come up with
C．made up with
D．kept up with
