资产评估是一种对资产价值的估计和判断的社会中介活动。
参考答案：对
Until then, his family _____ from him for six months.
A．didn't hear
B．hasn't been hearing
C．hasn't heard
D．hadn't heard
招聘需求信息发布的范围是根据( )来确定的
A．招聘预算
B．招募对象
C．具体情况
D．招聘计划
