На самом деле мы прекрасно знакомы и она конечно знает меня, так что мне не обязательно быть её другом, чтобы написать ей. По-моему она переодически спрашивает как у меня дела...
Actually we are very familiar and she sure knows me, so I don't have to be a friend to write to her. In my opinion she periodically asked as I have ...
In fact, we are very familiar and she certainly knows me, so I do not have to be her friend to write it. I think she periodically asks how I'm doing ...
In fact we are very familiar with and it certainly knows me, so that I do not have to be her friend, to write it. In my opinion it sometime asked as i case ...