具体而言，人文社会科学研究的现实意义有（）。

A.为应对社会问题提供分析框架

B.引导社会建立新的价值规范

C.促进社会内部的沟通与理解

D.把握社会整体发展现状与趋势

There is no ______ swimming-pool in this school and the students often go to swim ______.

A．indoors; outdoors

B．indoor; outdoor

C．indoor; outdoors

D．indoor; indoors