know something of everything and everything of something

例句：

1. 1. I know you're going to the party tonight.
   我知道你今晚要去参加聚会。
2. 2. She knows how to fix cars.
   她知道如何修理汽车。
3. 3. We don't know what happened to her.
   我们不知道她发生了什么事。