His daughter is always shy in public and she never dares to make a speech to the public

题目

His daughter is always shy in public and she never dares to make a speech to the public
为什么前面用in public后面用in the public为什么前面不加the后面加

答案

in public固定短语表示：在公共场合
the public也是固定用法：表示大众