Answer:
I am pronounced as one letter, written with three. I come in blue, black, brown, or grey. Reverse me and I read the same either way. What am I?
What can you catch but not throw?
My snake-like body cracks and burns. I cause pain but pleasure too. What am I?
I am an odd number that become even when beheaded.
I will disappear every time you say my name.
What language does a billboard speak?