QUESTION: Fix punctuation: In addition you have the option of reserving a seat with more leg room
ANS: In addition, you have the option of reserving a seat with more leg room.

QUESTION: Fix punctuation: To solve this equation Guo used a numerical method similar to Horner s method
ANS: To solve this equation Guo used a numerical method similar to Horner 's method.

QUESTION: Fix punctuation: This moat almost had the same course as the former ditch had and is also only known in the eastern part
ANS: This moat almost had the same course as the former ditch had, and is also only known in the eastern part.

QUESTION: Fix punctuation: Track your MSProjects visually using a SCurve graph
ANS:
Track your MSProjects visually using a S-Curve graph.