You must answer (correct)
correctly
We arrived__, we were the first there
early
She didn't want to make any mistake so she answered her questions (careful)
carefully
You should drive (slow)
slowly
The neighbours shouted at us (angry)
angrily
I'm going to go to sleep__ I have to wake up at 7am
early
I ran home (quick) when it started raining
quickly
You have been going to the cinema a lot (late)
lately
Is he (serious) asking that question
seriously
She can't talk (clear)
clearly
Please talk (quiet) during the movie
quietly
I want you to answer (honest)
honestly
You are behaving (bad) today
badly
I didn't rest, I feel (sleep)
sleepy
That day is (fast) approaching
fast
My life has been wonderful (late)
lately
Get here (quick)!
quickly
I play the piano very (good)
well
He appeared (sudden)
suddenly
I will help you (happy)
happily