To give to others is the lesson Scrooge learned in The Christmas Carol, a famous novel by Charles Dickens and dedicated to his family.

I sure To give to others is the subject of this sentence.I not sure about to his family. I am thinking an adverb. Is this correct?

To his family is a prepositional phrase, used as an adverb modifying dedicated.

You're right about the subject.

No, "to his family" is not an adverb in this sentence. It is a prepositional phrase that functions as an adjunct, providing additional information about the dedication of the novel. In this context, "to his family" indicates who the dedication is directed towards.

Actually, in the sentence you provided, "to his family" is a prepositional phrase, not an adverb.

Prepositional phrases typically consist of a preposition (in this case, "to") followed by a noun phrase (in this case, "his family"). They function as modifiers, giving more information about a noun, verb, adjective, or adverb in a sentence.

In this case, the prepositional phrase "to his family" is providing additional information about the dedication of the novel. It tells us that Charles Dickens dedicated the novel to his family.