Lastye的精选

问题详情：完形填空阅读下面短文，从每小题A、B、C、D四个选项中，选出一个能填入文中相应空白处的最佳*。 Lastyear,fourchildrenwaitedfortheirschoolbuseverydayfortenminutes,onthesamedirtystreetcorner.Therewereold...