what class would you like to fly?中为什么用what而不用which
问题描述：
what class would you like to fly?中为什么用what而不用which
答
其实也是一种习惯,比如：What class are you in?你在哪个班?
习惯上在题中给出选择的范围,才用which；如果没给出,用what.可是在课文中这句话后面有三个选择阿,求详细解释,谢谢(鞠躬我觉得还是按一种习惯来理解更好。如果想用which，也不能算错。