QUESTION: Fix punctuation: Many of these will be deposited in the upper airways and on the larynx
ANS: Many of these will be deposited in the upper airways and on the larynx.

QUESTION: Fix punctuation: This situation is most frequently seen among Microsoft Word tool users and the cause for this disastrous situation is Word file corruption
ANS: This situation is most frequently seen among Microsoft Word tool users and the cause for this disastrous situation is Word file corruption.

QUESTION: Fix punctuation: The closest airport for Sestao is
ANS: The closest airport for Sestao is:

QUESTION: Fix punctuation: The museums exhibition on wind power has the title As the wind blows
ANS:
The museums’ exhibition on wind power has the title ‘As the wind blows’.