Where are my socks? Do you see ____ (they)?
①在经济发展基础上实现全民就业
②基本公共服务均等化水平稳步提高
③收入差距消除,中等收入人口比重上升
④现行标准下农村贫困人口实现脱贫
五年一班要从甲、乙、丙、丁四名同学中选出升旗手和护旗手各一名,共有____种不同选法。
When buying an apartment, people usually take into account its price, position, s____and so on.