You should drive (slow)
slowly
I realized that years past (quick)
quickly
I study (hard)
hard
Please talk (quiet) during the movie
quietly
I ran home (fast) when it started raining
fast
That day is (fast) approaching
fast
He appeared (sudden)
suddenly
She didn't want to make any mistake so she answered her questions (careful)
carefully
Is he (serious) asking that question
seriously
She works (hard)
hard
Get here (quick)!
quickly
I feel (good)
well
You are behaving (bad) today
badly
I play the piano very (good)
well
She can't talk (clear)
clearly
I want you to answer (honest)
honestly
I didn't rest, I feel (sleep)
sleepy
You must answer (correct)
correctly