He's going down (quick).
quickly
Get here (quick)!
quickly
I play the piano very (good)
well
I can help you (happy)
happily
I feel (good)
well
He roller skates really (bad).
badly
He shouted (loud) for help.
loudly
She answered he questions (careful).
carefully
The people shouted at us (angry)
angrily
Please talk (quiet)! We are watching a movie.
quietly
He talks really (slow)
slowly
You should drive (slow)
slowly
He was riding his bike (fast).
fast
I ran home (quick) when it started raining
quickly