adverbial participle

例句：

1. 1. She was very happy to receive the gift.
   她很高兴收到礼物。
2. 2. The book is an excellent example of its genre.
   这本书是其体裁的杰出示例。
3. 3. He was proud of his achievements.
   他为自己的成就感到骄傲。