help with track

hello all i just bought my first model train set!:thumbsup: its HO scale
it not one of the more expensive sets but i think its good for a set that i will learn on.

it a life-like cargo charger.

and what i have to ask is that will any tracks work or do i have to use the same kind of track that came with the set witch is POWER-LOC ROADBED TRACK?

PLEASE HELP..... I FEAL LIKE THIS TRACK IS WAY TO SMALL!