How to write about sound

The use of sound in this scene suggests.....what?

The use of non-diegetic sound in this sequence demonstrates a great deal about the characters state of mind......explain how?

The diegetic sound here indicates.......describe sound and assess its impact

The non-diegetic musical score here represents....explain how the score is being used alongside the visuals and what it suggests about the situation

The use of sound in this entire sequence generates a sense of.... What? How does it achieve this?