She didn't tell us _. A.what time does the plane take off B.What timethe piane took off 选B为什么呢
问题描述：
She didn't tell us _. A.what time does the plane take off B.What timethe piane took off 选B为什么呢
答
这是从句 从句几乎都用陈述语序
特例是一个what is the matter 因为what is the matter本身已经是陈述语序而非疑问语序