My best friend Stephen swims fastest__________ us three.

Who is personin China—I think YaoMing is.

Though Mr. White is very busy with his business all day, he still _________ his three children and tries his best to get along well with them.

I think that’s unlikely to happen, but if that ______ occur, both America’s and China’s interest would be severely damaged.

Dick made it ______ to all hisfriends