work解释为工作时能不能具体化,比如a hard work想知道是不是像information那类永远都不可数

work解释为工作时能不能具体化,比如a hard work想知道是不是像information那类永远都不可数 work指工作不可数?那a decent work?又是怎么回事? It's hard work.work不可数吗? work more hard ,work harder是不是都对? work做名词时是不是不可数的 This is a hard work work work hard work hard learning is（ ） 填a hard work还是hard work it is a hard work还是it is hard work it's (),so we must().A a hard work,work hard B work hard,har 题目为Many a student_for their hard work.