讲解文本：

life of the party （社交场合的）活跃人物，让大家欢乐的开心果
People always invite Mary because they know she'll be the life of the party.
人们经常邀请Mary，因为Mary总能让party特别欢乐。
Mike is the life of the party. Everyone likes him.
Mike是派对上的开心果，大家都喜欢他。

疯狂练习吧！