As the night is falling, a long queue stood at the bus stop, nervously expecting _______ .

You’d better book the tickets in advance; _______ we may miss the concert.

Isn’t it lovely to think that I ________ myself on the sunny beach tomorrow at this time.

— You must be looking forward to your trip to Sydney.

— Yes. I         wait any longer.

       most parents care about is to provide the best education for their children.

The dancers, all of _______ masks came off suddenly, gave us a great surprise.

The 30th Olympic Games, _______ between July 27 and August 12 in 2012, will take place in London.

—Which skirt do you prefer, Lucy?

— _______ I'm concerned, the purple one is better.

Every camera we sell in our shop comes with a two-year _______ .

_______ not to drive after drinking, some drivers are still trying their luck, which is really dangerous.