in a panic与 in panic如何区分是使用?
问题描述：
in a panic与 in panic如何区分是使用?
答
in panic 中的 panic 是 singular/uncountable 名词,用法有 “world in panic”,"city in panic",‘people are fleeing the area in panic.”
in a panic 中的 panic 是 countable 名词,像 “he is in a panic to catch his train“.
意义都是一样.