【单选题】There is U and S in the word BUS.
【单选题】There is _U and _S in _word BUS.
【单选题】—Where is the U.S.? —_____. It's green on the map. [ ]
【简答题】填写8位数商品编码: 安放在公共场所的饮料自动售货机(装有制冷装置)( )
【判断题】There is a rather uneven distribution of the population in the U. S. A. There are four densely-populated areas in the country. ()