all day正确
the whole day可以代替all the day 什么意思呢？没有这种说法all the day 是过去时或将来时，用于特指某一天，如：yesterday was her birthday .she was very happy all the day all day 是一般现在时，用于泛指，如：he studies very hard all day这个题呢？：Jack went fishing （ ）yesterday。填什么呢？all the day