—Tom, I'm watching a football match.What about you?—_________
You’d better _________ go there ________ the heavy rain.
His mother _____ him when he won the Olympic gold medal in Beijing .
―What do you think of the song ? ―_________ .
Mike isAmerican boy .He studies inuniversity in Lanzhou.
If you don’t know the answer to something, you say: “______”