Answer:
What has keys but no locks, Space but no room, You can enter but you canβt exit.
It's shorter than the rest, but when you're happy, you raise it up like it's the best. What is it?
It can be used onstage or to express admiration. What is it?
I am the red tongue of the earth, that buries cities.
What can you easily break but never touch?
I repeat only the last word you say. The more I repeat, the softer I got. I cannot be seen but can be heard. What am I?