Are these your brothers 怎么改为单数形式?
Are these your brothers 怎么改为单数形式?
Are these your cousins改为单数形式
are these your books?改为单数形式
Are these sheep怎么改为单数形式
These are his brothers 改为单数句
These are your brothers改为否定句
this your friend?(改为复数形式) 问题二Are these your books?(改为单数形式) '
These books are new 怎么改为单数形式急!
Are these your brothers?
these are new books.改为单数形式
these are chinese books 改为单数形式
are these apples?改为单数形式