对处于公示催告程序期间的银行承兑汇票不得办理贴现。
参考答案：对
According to the latest reports on TV and in the newspaper, food safety is becoming a ____________ serious worldwide problem.
A．more and more
B．little by little
C．now and then
D．one by one
一个测验能够测量出其所要测量的东西的程度为_________。
A．信度
B．难度
C．效度
D．区分度
