these toothbrushes are new.改单数句
these toothbrushes are new.改单数句
are these your erasers?改单数句
These are my horses改单数句
these are sone arms.改单数句
Are these my new shoes?改为单数句
these are new books.改为单数形式
these are not oranges. 改单数
These are eggs.They are small and white.改单数句
These are my horses改单数句 please clap your hands否定句
Are these nice pictures 改为单数句
are these men doctors 单数句
these shoes are ours.单数句