three are decliningdecliningbirth游戏攻略， six ____be stabledecliningbirth游戏攻略， one is increasing， and nine lack enough ， he not only did well as a student but also。
句意除decliningbirth游戏攻略了观赏展品，游客还可以玩电脑模拟游戏，想象自己生活 The first is declining birthrates， which means old generations are。
