—The book store ________ a big sale. The books there must be very cheap now.—Sounds great. Let’s go into it and have a look.

It ________ over ten years since the dog ____________. 

 —Where do you know the 2012 Olympic Games will_________? —In London, the capital of Britain.

When you        at a restaurant, please order just enough food.

It’s said that he started his own firm when he was only 24.