【单选题】设集合U={0,1,2,3,4,5},集合M={0,3,5},N={1,4,5},则M∩(? U N)=( )
【单选题】设集合U={0,1,2,3,4,5},M={0,3,5},N={1,4,5},则M∩(C U N)= [ ]
【单选题】设全集U={0,1,2,3,4,5},集合M={0,3,5},N={1,4,5},则M∩(C U N)= [ ]
【单选题】设集合U={0,1,2,3,4,5},集合M={0,3,5},N={1,4,5},则M∩(C U N)= [ ]
【单选题】某企业销售一种产品,销售量为9000件,销售收入为81000元,变动成本45000元,则其单位贡献毛益为( )
【单选题】There has been a______ lack of communication between the management and the union.
【单选题】1,0,-1/3,0,1/5,0,( ),0。