Answer:
What can I not be tomorrow?
Twelve pears hanging high, twelve men passing by. Each took a pear and left eleven hanging there. How can this be?
A grandmother, two mothers and two daughters went shopping together and everyone bought one purse each. How many purses did they bring home all together?
How do you make the number one disappear by adding to it?
What is the building that you leave without ever having entered.
I only exist when you are here. Where you never were I can never be.