把these are your sister 改为否定句怎样做
问题描述：
把these are your sister 改为否定句怎样做
答
这句话是错的吧，sister要改成sisters，否定句是these are not your sisters.
答
sister应该是复数形式啊？these are not your sisters 我想是这样吧 ，水平有限，请指教。
答
These aren't your sister.
答
Is this your sister room?
答
These aren't your sisters.
希望我的回答能够帮到你,