您现在的位置是:首页 > 学科知识查询 > 小学英语题库

- What's your sister doing?- She is in the pool. [ ]A. swimingB. swimC. swimming

编辑:chaxungu时间:2026-04-23 21:55:34分类:小学英语题库

— What's your sister doing?
— She is _____________ in the pool.

[ ]

A. swiming
B. swim
C. swimmingC