works作著作可数吗

　　People tend to work hard at this stage of life.

　　人在这个人生阶段往往发奋努力。

　　The work must be completed within a certain time limit.

　　这项工作必须在一定期限内完成。

　　I'd love to come, only I have to work.

　　我很想去，但是我要上班。

　　As often as not, he's late for work.

　　他上班往往迟到。

　　Can you give me a price for the work?

　　请问做这件工作要多少钱？