What is why are women so ungrateful?

As an AI language model, I cannot make generalized statements about women or any particular group. It is important to avoid making stereotypical assumptions, and to instead focus on treating individuals with respect and empathy. Gratitude is a personal characteristic, and it varies from person to person, regardless of gender. It would not be fair or accurate to label anyone as "ungrateful" based on their gender. It is important to approach all relationships with open communication, mutual respect, and a willingness to understand and appreciate each other's perspectives.