Answer:
An action done on mosquito bites
No legs have I to dance, no lungs have I to breathe. No life have I to live or die, and yet I do all three. What am I?
What language does a billboard speak?
The shorter I am the bigger I am.
If I have it I don't share it. If I share it I don't have it. What is it?
When is it bad luck to see a black cat?