【单选题】主板上通常有2个IDE插座,最多可以连接的DIE设备数为
【判断题】QQ账号本人注意不要将好友分组过于细致。
【简答题】访问苏宁易购网上商城,分析其栏目设置,给出栏目分析结果,并填写以下表格
【单选题】某施工企业采购一批材料,出厂价3 000元/吨,运杂费是材料采购价的5%,运输中材料的损耗率为1%,保管费率为2%,则该批材料的单价应为( )元/吨。
【单选题】—The fridges are on sale in the supermarket today. —Really? Let's go and buy ___ for our new kitchen.
【单选题】— Mary, new copies of Harry Potter are on sale now. — Great! Let's go and buy _____ this afternoon. [ ]