Heck Tate knows that he is not as good a shot as Atticus, so he does not want to take a chance on missing in such a critical situation. He asks Atticus, whom he knows "was the deadest shot in Maycomb County in his time", to do the job instead.
Stress: This is simply the use of emphasis to make a point or to show
Rhythm: This is the use of measured or regulated movements or patterns that are determined by stressed or unstressed words.
Pausing: Pausing is the interruption or break up of something for a period of time mainly for either emphasis' sake.
Phrasing: The base word "phrase" means a group of words that do not have a verb and subject. Phrasing, however, is the way or method something is put into words or constructed.