(i) This line has been spoken twice in the play. On the very first occasion, it was spoken by the intruder as he planned to reveal his idea of killing Gerrard and then taking over his identity to escape the cops. However, on the second occasion, it was spoken by Gerrard himself as he thought of revealing his cooked up criminal story for saving himself from being shot by the intruder.

(ii) The surprise on the first occasion was the plan of the intruder of killing Gerrard and then taking over his identity to escape from the sight of the cops. In the second instance, Gerrard’s surprise was his cooked up criminal story and false identity which he thought of for saving himself from the situation.