It's the old tired Mars and Venus idea, but it is true. Men generally see sex as more of an activity while women see it as more of a relationship. Generally,. women are less prone to the more exotic sex. But among the favorite things are oral sex, vibrator sex, threesome sex. Also, a little light bondage is sometimes appreciated, but mostly this stuff is rare.
Oral sex is one of the most common ways of sexual expression.
However, if you don't want to try it you shouldn't be forced to. However, having said that, let me point out a few things. Oral sex is dirty only in the sense that the mouth is a very dirty orifice. It has many more germs and bacteria than the vagina, which is relatively clean. He loves it.