题干

--- My son is _____ to be seen. Where has he gone?
--- I think he _____ in the building.
A.nowhere; must be hidingB.nowhere; must be hidden himself
C.anywhere; hidesD.everywhere; hides himself
上一题 下一题 0.64难度 单项选择 更新时间:2013-09-13 11:11:40

答案(点此获取答案解析)