题干

Tom was late for his train, and he asked one of the conductors ______.
A.when was the next train.B.when the next train was.
C.when is the next train.D.when the next train.
上一题 下一题 0.64难度 单项选择 更新时间:2013-11-11 02:34:45

答案(点此获取答案解析)