I have had a letter from Tom!我怎么感觉多了个have.这个句子可否帮忙分析下结构.改为第三

I have had a letter from Tom!我怎么感觉多了个have.这个句子可否帮忙分析下结构.改为第三人称
He has had a letter from Tom.这样正确不,还有其它变法没呢?Thanks!