They went ... into the forest. (deep)
deep
The lake is ... (deep)
deep
He is ... in love with her. (deep)
deeply
The plane flew ... in the sky. (high)
high
There was a ... knock on the door. (loud)
loud
He is a ... respected teacher. (high)
highly
The house was ... lit by colourful lights. (bright)
brightly
She heard something and looked ... behind her. (nerve)
nervously
Your sister sings ... and I'm sure she will be successful. (beauty)
beautifully
There was a ... twist at the end of the film. (drama)
dramatic
I'm an ... bird, I always get up ... (early)
early, early
