These are their balls.（改为同义句）

these balls are theirs改为同义句 These are their footballs改为同义句 These are their watches改为同义句 These are their balls. these are red balls 同义句 Are those their balls?的同义句 改为同义句30.These are their books .（ 改为同意句 ） There are red balls改为同义句 these are their gloves (同义句） these--------are------- These are their tennis rackets(同义句） These are their clothes.(同义句转换） These are their parents .的同义句