Here are the answers to your questions based on the excerpts from Shakespeare's plays:
Question 1
Answer: in a five-act structure
Question 2
Answer: He provides exposition about the action in the scene.
Question 3
Answer: The series of events that builds toward the climax of a play.
Question 4
Answer: They show that Juliet is planning to marry Romeo.
Question 5
Answer: She interrupts Juliet’s speech to Romeo.