"The Wedding-Guest he beat his breast/ Yet he cannot chuse but hear" This interaction between the wedding guest and the Mariner sets the tone and mood of the story. It also helps the reader understand that this story takes place in the past.
" And a good south wind sprung up behind/ The Albatross did follow," The Albatross came through at the middle of the storm. It symbolizes something good to the crew as for where it went, good things followed.
'Twas sad as sad could be/ And we did speak only to break /The silence of the sea! After the death of the Albatross, the crew members were surrounded by silence. Many things around them began to be personified as gloomy or silent due to their feelings toward the Mariner.
"Instead of the cross, the Albatross /About my neck was hung." When someone has an Albatross on their neck, it is a problem that they have caused. Shooting the Albatross is the Mariners problem, as he believes that is the reason for everyone on the ships unfortunate fate.
"And every soul, it passed me by Like the whizz of my CROSS-BOW!" The Mariner's crew has all aprished in this moment. The Mariner hears the whizzing of the crossbows when his souls pass by, as he is still processing what had happened with the Albatross
"And from my neck so free The Albatross fell off, and san/ Like lead into the sea." At this moment. the Mariner is letting go fo the things that trouble him. He is setting free his illusions and finding forgiveness.