The traditional assumption that office life would return to norm has been challenged by the changing view of office work held by people from all walks of life.
请问老师介词后面的可数名词,像return to norm不需要加冠词的吗?这是为啥?
单数形式的 norm 前面应该有定冠词。
给出原文和出处,应该是要加的