She says that butter tastes ______?
She says that butter tastes ______?
Explanation
"Tastes" is a linking verb, so it is followed by an adjective ("bitter").
Adverbs modify actions, but taste describes a state, requiring an adjective.
"Tastes" is a linking verb, so it is followed by an adjective ("bitter").
Adverbs modify actions, but taste describes a state, requiring an adjective.