Because the current dance movements, I mean single movements, 99% are left by predecessors. You can cut out different dance videos according to your hobbies and arrange them according to the music rhythm. The ability of this arrangement depends on the accumulation of experience.
Imitation-arrangement-improvisation
In these three stages, imitation is the foundation. Do more imitation, especially some excellent dance moves. Remember every move.
When you have mastered a certain number of movements, you can freely choose the arrangement.
When you have the ability to combine different movements at will, you can improvise with the music.