In the future，life will be much ____. Maybe there will be vision phones in every ____. People can have a medical examination without a ____ or nurse in the room and do some shopping without ____their homes. And what ____education? There will be ____educational programs on the radio or TV. So many children who live in far-away villages don't need to ____to school every day. They can study at home. Each family has a robot. Robots will ____ people do their housework. Perhaps some people will fly to the ____for a holiday and some people can live under the ____.

阿拉伯数字的发明者是古代的（　）

公平，是社会主义和谐社会的重要内容。下列举措中不能体现社会公平的有（）
①城乡义务教育全部免除学杂费       ②积极开展大课间体育活动
③加快城乡社会保障体系建设          ④开展“禁烟一小时，亿人健康行”活动