奥巴马每周电台发言 Lessons and Renewal Out of the Gulf

奥巴马每周电台发言 Labor Day and Fair Rewards for Hard

奥巴马每周电台发言 Losing Insurance Can Happen to Anybody

奥巴马每周电台发言_Honoring the Legacy of Ryan White

奥巴马每周电台发言_Taking the Insurance Companies on Down the Stretch

奥巴马每周电台演说 Myths and Morality in Health Insurance

奥巴马演讲 a Forum on Jobs and Economic Growth

奥巴马演讲 Declaration of Candidacy

奥巴马演讲 On This Thanksgiving_ Family,Turkey

奥巴马演讲 The Next Generation of Innovators