In the sentence: At first, Bill mainly wrote fiction, what are the adverbs and what do they modify?
The single adverb is "mainly," which modifies "wrote."
The prepositional phrase, "at first," also modifies "wrote."
The prepositional phrase, of course, is an adverbial phrase.
To identify the adverbs in the sentence "At first, Bill mainly wrote fiction" and understand what they modify, we can break down the sentence into its components:
1. "At first" is an adverbial phrase that provides information about when the action took place. It modifies the verb "wrote" by indicating the specific time in the past when Bill started writing.
2. "Mainly" is an adverb that modifies the verb "wrote." It provides additional information about how Bill engaged in writing, suggesting that fiction was his primary focus.
So, in the given sentence, "At first" modifies the verb "wrote" by indicating when the action took place, and "mainly" modifies the same verb by indicating the primary nature of Bill's writing.