Answer:
What goes up the hill and down the hill, And spite of all, yet stand still?
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?
A man is twenty years old but has only had five birthdays. How is that possible?
What can you fill a room with that takes up no space?
What can I not be tomorrow?
I have a few points but we're not competing. I'll help you win when you're eating. What am I?