Answer:
I am what one cannot keep, two cannot hold, and three cannot destroy. What am I?
Better touch me before you proceed to second. What am I?
What is the difference between a poorly dressed man on a bike, and a well-dressed man on a unicycle?
I can't go left, I can't go right. I am forever stuck in a building over three stories high. What am I?
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?
It is an insect, and the first part of its name is the name of another insect. What is it?