【题目】─What ___ your sister doing? ( )
─She _____ cleaning the floor.
A. are, is B. does, is C. is, is
【答案】C
【解析】
略
编辑:chaxungu时间:2026-04-28 11:38:55分类:小学英语题库
【题目】─What ___ your sister doing? ( )
─She _____ cleaning the floor.
A. are, is B. does, is C. is, is
【答案】C
【解析】
略