“苦的”的英语？

这可是件很苦的差事，不过我喜欢。It was jolly hard work, but I loved it.顶苦的是那些老人与妇女.The worst off were the old folk and women.象他那样吃过苦的人,谁能不得肺病?Who wouldn't be tubercular from the punishment he received?...