Answer:
You can swallow me, but I can also swallow you.
How can a pants pocket be empty, but still have something in it?
What's get sharp the more you use it
Why is it difficult to find handsome, sensitive, caring men?
Mr. Blue lives in the blue house, mr. Pink lives in the pink house, and mr. Brown lives in the brown house. Who lives in the white house?
What is full of holes but still holds water?