解释画横线的两个词语。
履践:____
崔巍:____
运行如图所示的程序,最后输出的结果是( )
— Why does Yun Tianming look so tired out these days?
— He pracitses basketball every day so that he could ____ for the Slam Dunk Contest.
是社会生活的基本单位,是社会的细胞( )