Listen!His family must be quarreling,【aren't they?】,此句中【aren
Listen!His family must be quarreling,【aren't they?】,此句中【aren
They must be there now,aren't they?这里为什么不是mustn't they而是aren
They must be waiting for us,()?a.aren't they b.mustn't they
they aren't free 同义句
(连词成句)they no aren't
they aren't
They aren't English
no,----(they)aren't.
his family aren't very large.哪错了?
There aren't many pandas( ).They're enangeredanimals.we must
1 you must be tired,aren't you?
感叹句中,疑问部分用be +主语.eg: What colours, aren't they? What a smel