QUESTION: Fix punctuation: Our neighbors Denmark and Norway have a few though not as many as Sweden
ANS: Our neighbors Denmark and Norway have a few, though not as many as Sweden.

QUESTION: Fix punctuation: They can arrange for airport shuttle service and luggage storage
ANS: They can arrange for airport shuttle service and luggage storage.

QUESTION: Fix punctuation: The ergonomically designed Adjustable Spray Nozzle is extremely robust thanks to the metal components and lies optimally in the hand
ANS: The ergonomically designed Adjustable Spray Nozzle is extremely robust thanks to the metal components and lies optimally in the hand.

QUESTION: Fix punctuation: I EFR heard him lecture at the University of Warwick in 1977
ANS:
I (EFR) heard him lecture at the University of Warwick in 1977.