U.S.PresidentBarackObamaonWednesdaypaidhonortohealthcar...
问题详情：U.S.PresidentBarackObamaonWednesdaypaidhonortohealthcareworkerswhohavetreatedEbolapatientsinWestAfrica,callingthem“heroes”_________ tobeapplaudedratherthandiscouraged.A.reserving ...