1.划线如果为empty,就是Which bottle is mine?
2.划线如果为mine,就是Whose is the empty bottle?应该是划mine的话：Whose is the empty bottle？划The empty bottle 的话：Which is yours？ 划empty的话：Which bottle is yours？中间那一个应该是what is yours?上面我的那个第一条mine应该改为yours.