1 . 指出下列句中的黑体部分属于哪种类型的短语
1. The kids are playing on the grass rather happily.
2. They picnicked in the woods.
3. I won’t go home until after the exam.
4. It was no surprise when we were told that our grandfather had passed away.
5. Do you know the reason why the automobile breaks down?
6. At last, the police found out the car full of drugs.