Answer:
Used left or right, I get to travel over cobblestone or gravel. Used up, I vie for sweet success, used down, I cause men great duress.
What five-letter word becomes shorter when you add two more letters?
Beautiful girls strut and sexy men 'do their little turn' on this.
Inside a burning house, this thing is best to make. And best to make it quickly, before the fire's too much to take.
My first is a creature whose breeding is unclear. My second, a price you must pay. My whole can be found in the river of Time and refers to events of today.
What is always coming but never arrives?