Whenever Mary reads an interesting story, she can't keep it to and wants to share it with her friends.
A:she
B:her
C:hers
D:herself
下列物质在盛有空气的密闭容器中燃烧,能除去氧气又不增加其它气体成分的是( )
— It's one of the things in the world to stay with friends.—I agree. It always makes us relaxed.
下列描述正确的是( )