My mother is not in very good shape, and has ____ tennis to get fit.

A．filled up

B．built up

C．taken up

D．set up

解决我国民族之间矛盾应实行的基本方针是______。

A．民族平等，团结互助
B．民族融合
C．反对大汉族主义
D．反对地方民族主义