Does every sentence need a verb?

Explain the difference between do vs does like: do something do this does something do this

How does the play resolve the conflict between conscience and law? creon acts according to the law, not the conscience of advisors, and is punished. each character chooses familial loyalty over civil obedience and is punished. the deaths of haemon and eurydice fulfill the prophecy. creon sentences antigone to death even though haemon asks him to reconsider.

Pls, i really need on this question?