Mrs Chen ________ the shopping centre for an hour. She is buying a dress now.

Alanhis father and both of them are friendly.

Don’t _____ your hands from the window when you are on a bus.

When was the 29th Olympic Games held? —________ 8:00 of August 8th, 2008, Beijing. [ ]

Linda likes playing ______ sports, but she dislikes playing ______ guitar.