These are their books的同义句

These are their books的同义句 These books are theirs. 的同义句 These are their parents .的同义句 改为同义句30.These are their books .（ 改为同意句 ） 求Are these your books?的同义句 These books are hers的同义句是什么 These are my books .(同义句） these books are theirs.同义句 these books are Tom's 同义句 These books are ours.(同义句） These are her books.改为同义句, Whose books are these同义句改写