Every year the world’s top tennis players _______ to Shanghai to compete against each other.

Do you often watch Man and Nature on TV? –Sometimes. It’s an interesting program, but I______ Sports News.

In our city, _______ middle school students want to work as a teacher in the future.

Dick speak Chinese? _ Yes, but he can’t speak it well.

While he was investigating ways to improve the telescope, Newton made ________ discovery which completely changed ________ man’s understanding of color.