are they your gongd friends 改为单数或复数形式.怎么改?
are they your gongd friends 改为单数或复数形式.怎么改?
They are his friends改为单数形式
Those are your books.改为单数形式要怎么改?
they are your sons改为单数形式
they are our animal friends改为单数形式
this your friend?(改为复数形式) 问题二Are these your books?(改为单数形式) '
they are my friends改单数句
they are good friends 改单数句
They are my friends.改为单数句
Are those his friends?改为单数形式
They are orange schoolbag改为单数句,怎么改啊!
They are some good dictionaries.改为单数句怎么改