Answer:
What language does a billboard speak?
Of these things - I have two. One for me - and one for you. And when you ask about the price I simply smile and nod twice.
What do you call a pig that is no fun to be around?
I always have to work with something in my eye. What am I?
The warmer I am, the fresher I am. What am I?
The answer I give is yes, but what I mean is no. What was the question?