He discusses the founding of the St Petersburg Academy of Sciences paying particular attention to the life and work of Euler

Can you repeat this sentence, but add in punctuation?
He discusses the founding of the St Petersburg Academy of Sciences , paying particular attention to the life and work of Euler .
In addition you have the option of reserving a seat with more leg room

Can you repeat this sentence, but add in punctuation?
In addition, you have the option of reserving a seat with more leg room.
In some areas these are so numerous that its hohum theyre back

Can you repeat this sentence, but add in punctuation?
In some areas these are so numerous that it's ho-hum, they're back.