3月3日，北京人民大会堂前的大屏幕上显示出庆祝两会召开的标语。当日下午，全国政协十二届一次会议将在北京人民大会堂开幕。新华社发（王全超 摄） On March 3,,Beijing's great hall of the people in front of the screen shows the banners to celebrate two conferences.In the afternoon,The national committee of the first session of the 12th will be opened in the great hall of the people in Beijing.Xinhua hair(Wang Quanchao perturbation)