QUESTION: Fix punctuation: Attac Denmark is part of the international Attac movement focusing on democratic control of financial markets and their institutions
ANS: Attac Denmark is part of the international Attac movement focusing on democratic control of financial markets and their institutions.

QUESTION: Fix punctuation: The event is especially aimed at future producers but everyone with an interest in documentaries is welcome
ANS: The event is especially aimed at future producers, but everyone with an interest in documentaries is welcome.

QUESTION: Fix punctuation: Oxygen pressure in the lungs is reduced significantly during a flight and this means some passengers experience a need for extra oxygen en route
ANS: Oxygen pressure in the lungs is reduced significantly during a flight, and this means some passengers experience a need for extra oxygen en route.

QUESTION: Fix punctuation: Terminate all the nasty bugs just keep moving and clicking
ANS:
Terminate all the nasty bugs, just keep moving and clicking.