Answer:
I jump when I walk and sit when I stand. What am I?
When I come in from sea to shore twenty paces you'll see No less no more.
What is so fragile that saying its name breaks it?
What has keys but no locks a space but no room and you can enter but can't go in?
I am very easy to get into,but it is hard to get out of me. What am I?
What language does a billboard speak?