Are those their balls?的同义句

Are those their balls?的同义句 Are those their masks 同义句 Those are their shoes.(同义句） Those 请写出下列句子的同义句：1.This is my camera2.Are those their calculators There are red balls改为同义句 these balls are theirs改为同义句 these are red balls 同义句 These are their balls. those are orange oranges的同义句 Are those your books的同义句 Those are theirs.的同义句? there are their dlouses的同义句