我与妻子去年11月登记结婚。今年2月体检时,发现妻子已经怀孕5个月,婚前我们并没有性生活。在我的一再追问下,妻子承认婚前与前男友曾发生性关系。我不能接受妻子怀的是别人的孩子,而且妻子隐瞒了这个情况与我登记结婚,我认为她欺骗了我。所以我 My wife and I registered for registration in November last year. In February this year, the physical examination, found his wife has been pregnant for 5 months, we did not have sex before marriage. In my repeated questioning, the wife admitted that her premarital and ex-boyfriend had had sexual relations. I can not accept that the wife is pregnant with someone else's child, and the wife conceals the situation and registers me to marry, I think she cheated me. So I