分词构句三步骤：
- 去掉连结词
- 把相同的主语去掉
- 动词（V.）+ ing
有三种子句可以转换成分词构句：
- 形容词子句（由关系代词引导）
- I played a funny game, which made me happy.
- 根据步骤进行分词构句： I played a funny game, making me happy.
- 副词子句
- After I played the game, I knew myself more.
- 根据步骤进行分词构句：Playing the game, I knew myself more.
- 对等子句
- I played the game and I stayed at home alone.
- 根据步骤进行分词构句：I played the game, staying at home alone.
