初中的知识都忘得差不多了，最近还是要学习下。
例如： Sleeping at noon for half an hour is his habbit.
转换为： It is his habbit to sleep at noon for half an hour.
初中的知识都忘得差不多了，最近还是要学习下。
例如： Sleeping at noon for half an hour is his habbit.
转换为： It is his habbit to sleep at noon for half an hour.