so的用法例句：
1. Failure is never quite so frightening as regret do.
比失败更令人恐惧的是懊悔。
2. He plays some passages so slowly that they become lugubrious.
有些段落他演奏得异常徐缓，听上去有些忧伤。
3. Fresh fruits and vegetables are important and so is bran.
新鲜的水果和蔬菜很重要，麦麸也是。
4. He does deserve some good luck after so much wretchedness.
经过这么多苦难之后，他应该行点好运了。