To the surprise of many people, in ten years the city’s population _______ by 12%.

My friend Tom comes from Canada and _______ is a tall boy with blue eyes.

How many people will come to Beijing for the Olympic Games in 2008? — It’s hard to say. _______ people, I think.

The cat is lost. We are all ________ it.

It’s time ______ class. Listen ______ the teacher. [ ]