他是我们足球队最热情的球迷。

He is the most enthusiastic ___supporter of our football team.

作为这支足球队的忠实支持者，他每场比赛都会到场加油。

As a loyal ___supporter of this football team, he attends every match to cheer them on.

这个书架需要更多的支撑架来固定。

The bookshelf needs more ___supports to stay stable.