I m missed you very much while you were away如题,这句话有误么?应该怎么改~

I m missed you very much while you were away
如题,这句话有误么?应该怎么改~

正确的是 I missed you very much while you were away

I missed you very much while you were away
若多了助动词am，就成了被动语态了，所以直接用及物动词miss的过去时做谓语动词。

I missed you very much while you were away