一般式： being written过去式： having been writtenHe was punished by being sent to bed without any supper．他被罚不让吃晚饭就去睡觉。I remember being taken to Paris as a small child．我记得我在儿时被带到巴黎过。The safe showed no signs of having been touched．保险箱没有被人动过的痕迹。