1: Are you real or some crazy guy in a costume? (Wouldn't ask if a UFO literally landed in my face.
2: What is the meaning of life?
3: Can we have some of your technology?
4: Wanna be friends?
5: Can you take me for a ride around the universe?
6: Is your kind and the human race the only intelligent life out there?
7: Can I have my own UFO?
8: Are you going to destroy Earth?
9: Are there other planets out there that can support human life?
10: Wanna forget?