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