The part of speech which of “oh my” is called an interjection.
In English grammar, interjections are used to express emotions such as surprise, joy, anger and disgust etc.
In this sentence, “oh my” is used to express surprise. The speaker, or writer is surprised and wondering how someone managed to get stuck in their chair.
I would say that it depends on the audience. Personally, a debate regarding ethics and moral dilemma is interesting. Read The Fat Man and the Impending Doom. It's just one paragraph so it's not going to bore audience.
https://thedailydilemma.wordpress.com/2007/06/18/fat-man/
I believe that this type is a lecture-forum discussion.
Answer:
If you could see what I see now you'd cry
Above the trees I see the sight, oh my
It's old and worn, but it brings piece of mind
Explanation: In poetry, an ‘iamb’ is a beat composed of an unstressed syllable followed by a stressed syllable. Therefore, a iambic pentameter, consists of a line that has five beats, each one with a strong syllable and a weak syllable. In order to complete the lines using iambic pentamenter, words with these characteristics are used:
If YOU could SEE what I see NOW, you'd CRY
ABOVE the TREES I SEE the SIGHT, oh MY
It's OLD and WORN, but IT brings PEACE of MIND