题目:The United Nations defines an aging society ______ one that has 10 percent of its population at or above the age of 60.
A. of
B. with
C. as
答案:评论后可见此内容
推荐使用我们的公众号搜索题目,题目更全,检索更方便。支持语音、图片、文字等多种搜索方式。