Answer:
How do you blink twice without blinking twice?
What can fill an entire room without taking up any space?
When can you add two to eleven and get one as the correct answer?
There are 5 sisters in a room: Ann is reading a book, Margaret is cooking, Kate is playing chess, Marie is doing the laundry. What is the fifth sister doing?
What can I not be tomorrow?
It is something you will never see again.