Have you ever dreamed of staging a concert, ________ thousands of people are applauding and appreciating your music?
12. They were astonished _____ the news of his escape from prison.
11. Tom was arguing _____ the payment of the bill_____ John.
10. We were anxious _____ news of your safe arrival.
9. I was angry _____ missing the gongfu film with Cheng Long as hero.
8. "Pass ____ the bus, everyone." the conductor shouted politely.