中国网站品牌栏目（频道）
US President Barack Obama reacts to their dog Bo (bottom) as first lady Michelle Obama (R) reads a book titled "Chicka Chicka Boom Boom" to children during the annual Easter Egg Roll, at the White House in Washington April 25, 2011. [Photo/Agencies]
（中国日报网英语点津 编辑：陈丹妮）
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