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─What your sister doing? ( )─She cleaning the floor.A. are, is B. does, is C. is, is

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