Ⅰ. 单句语法填空
1. A plane crashed into a hill, (kill) all 378 people in it.
2. He woke up only (find) himself in a hospital.
3. Last night, there were millions of people (watch) the opening ceremony live on TV.
4. I found the girl (play) the piano when I came in.
5. Listen! Do you hear someone (call) for help?
6. They put the food out in their backyards and spend time in the nice weather, (watch) birds.