Adverb? Adjective?
John held the plate ______ (careful / carefully)
"carefully" is an adverb that modifies the verb "held"
Julia is a _______ person. (careful / carefully)
"careful" is an adjective that modifies the noun "person"
I ran _________ to the station. (quick / quickly)
"quickly" is an adverb that modifies the verb "ran"