【单选题】We have no ( ) milk .Judy, please buy some.
【简答题】We have milk and bread ______ breakfast.() A . for B. on C. in
【单选题】淘宝中提供的普通店铺公告位置是固定的,都是在店铺的()
【单选题】左右静止变流器同时工作若直流电源转应急供电时,则___工作向直流电源供电。
【单选题】有线电视系统应采用单相220V、50Hz交流电源供电,电源配电箱内,应安装( )。
【单选题】We still have milk,but we don't have coffee at all.
【单选题】We have drunk _______ milk.