______ flag-raising ceremony was held at the Golden Bauhinia Square on July 1 to celebrate ______ 17th anniversary of Hong Kong’s return to China.
She was noticed ______ the shop.
I remember _____ someone ____ the umbrella away.
The noise of the desks _____ could be heard in the next classroom.
The old man didn’t know whether to sell the car or____ .
Mr. Brown said that his car needed