Licking his girlfriend is a sexual act, and boys want to do it because of their physical impulses. Boys will feel that licking their girlfriends is a way to express their love. They think it's okay. In addition, boys think licking their girlfriends is a way to make them feel happy and satisfied. They want their girlfriends to feel happy and satisfied. In order to deepen mutual affection and intimacy. Boys think licking their girlfriends is a way to make themselves feel happy and satisfied. They want their girlfriends to feel happy and satisfied. There are many reasons why boys like to lick their girlfriends, but this behavior needs their consent and respect, and they should also pay attention to health and safety issues.