Answer:
I'm written with two letters, said with one and seen with two. What am I?
You do not want me when you donβt have me, but when you have me you donβt want to lose me. What am I?
I have an eye, but I can't see. I usually have to work with something in my eye. What am I?
I walk on 4 legs in the morning, 2 legs at noon, and 3 legs at night. What am I?
I jump when I walk and sit when I stand. What am I?
When I'm born I fly. When I'm alive I lay. When I'm dead I run.