I think when Zaroff tried to include Rainsford in his hunting game, would probably be the best portray of Zaroff as Rainsford's foil. Other then that I think they are kinda a like.
*Hope this helps! :)*
Answer:
Question 1: I didn't hear <u>what he said</u> because there was too much noise when I was sitting.
Question 2: She told her friend <u>not to stay here</u>.
Question 3: The teacher told the students <u>to leave this room now</u>.
Question 4: He says, "When will you go abroad?" He asks me <u>when I shall go abroad</u>.
Hopefully, this helps you!!