In which one of these sentences does an adverb modify a verb? A. The dress was terribly old. B. Jacob was a very smart boy. C. Mr. Dodge moved in an extremely slow manner. D. Lucy quickly hid behind the tree
Among those sentences only the last one has a verb modified by an adverb:the verb is "hid" and the adverb is "quickly". In fact there are no other adverbs in those sentences.