.With no one to ______ in such a frightening situation, she felt very helpless.
| A．turn on | B．turn off | C．turn around | D．turn to |
10. We were anxious _____ news of your safe arrival.
| A．to | B．of | C．for | D．At |
9. I was angry _____ missing the gongfu film with Cheng Long as hero.
| A．at | B．with | C．for | D．On |
8. "Pass ____ the bus, everyone." the conductor shouted politely.
| A．on | B．into | C．to | D．Along |
7. --- Can you tell me what’s your aim in life, Li Ping?
--- I am aiming ____ a famous physicist.
| A．at | B．for | C．in | D．To |
6. Standard time in Beijing is eight hours ____ Greenwich Mean Time(GMT格林威治标准时间).
| A．after | B．front | C．ahead of | D．Forward |