人们选择以某种形式贮藏财富主要取决于()。
大城市、特大城市的一般道路的路面冲洗,每周应冲洗不少于
设随机事件A与B互不相容,且P(A)>0,P(B)>0,则()
With such a poor score in the entrance exam, it’s ________ impossible for him to be admitted to this university.
Very few people understood this contract, ______ was very obscure.
New drivers are far more ________ to have accidents than experienced drivers.
基金份额总数可变且投资者可在每个营业日申购或赎回基金份额的是()。
公交始末站废物箱设置应该是
街道路面上人们扔弃的烟蒂、纸屑等垃圾统称为
设 x1,x2,x3,x4 为来自总体X的样本,=()