阅读短文，完成问题。

① The president of the U.S. lives in _____. Tian’anmen Square B. the Palace Museum C. the White House ②The Statue of Liberty is in ______. A. Ottawa B. New York C. Washing, D.C. ③The flag of the U.S. is ___, ____and blue. red;yellow B. green;white C. red;white

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