They are used to do many dangerous,difficult or boring jobs.中jobs为什么不可以改为work?
问题描述：
They are used to do many dangerous,difficult or boring jobs.中jobs为什么不可以改为work?
答
They are used to do many dangerous,difficult or boring jobs
不可以
work不可数
当work用作复数是解释为工厂,作品,与这里意思不符,前面又是many修饰,所以用job比较好