同一财产（）与质权并存的，抵押权优先于质权人受偿。
参考答案：法定登记的抵押权
熟悉传染病的潜伏期，是为了( )
A．确定诊断
B．确定检疫期
C．预测流行趋势
D．追踪传染来源
E．有助于指导治疗
There are more than three________ students in our school. Look, _________ students are having a gathering on the square.
A．thousands of; hundreds of
B．thousand; hundreds of
C．thousand of; hundreds of
D．thousand of; hundred of
