来自卢冬梅的问题
.__everypaperhasitsowncharacteristics,itisstillpossibletoclassifytheBritishnewspapersintodifferentgroups.A.becauseB.SinceC,WhenD.While这个题为什么选D而不能选B呢?
.__everypaperhasitsowncharacteristics,itisstillpossibletoclassifytheBritishnewspapersintodifferentgroups.A.becauseB.SinceC,WhenD.While这个题为什么选D而不能选B呢?
