More and more people like to visit Beijing.Because of the Omlypic,people like to go to Beijing to watch the Omlypic Game.So we must keep our capital city clean.to make our cities beautiful and clean,we must try our best to keep it clean.Beijing need us.Beijing is calling,now,let us do for beijing,let us do for the earth, let us do for the people.From now on,let us do by ourselvs,beijing need us.
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