Look! The clouds are red and orange. They are so beautiful.–Yes. They show it will be sunny tomorrow.

_______ one and a half months enough for the project to be finished?—I am afraid not. The professor is ill and only after he recovers ________ go on with it.

The Olympic Games _____ in London in 2012. I hear it _____ in different countries every four years.

Tom talked with a friend of _______ on the Internet for a long time yesterday.

A：You Tom. What her name.B：I don’t know.