i and my gf dry humping until i injculation at my pants. because she on top. possible can pregnant? can semen through with pants to she vagina. second questions. my gf give handjob to me. until i injculation and she take a tissue wipe my penis. after than she took a new tissue to wipe her vaginal (finger not touch vagina only tissue) possible can get pregnant? or pregnant must have sexual penetration? thanks susan