QUESTION: Fix punctuation: As of Friday the air is burning on and over the North Sea At Colgate
ANS: As of Friday, the air is burning on and over the North Sea: At Colgate

QUESTION: Fix punctuation: It is the most depressing kilometers I have cycled
ANS: It is the most depressing kilometers, I have cycled.

QUESTION: Fix punctuation: KBDLT1DLL program freezing and system crashing Important system components such as KBDLTDLL and KBDLT2DLL become abnormal
ANS: KBDLT1.DLL program freezing and system crashing: Important system components such as KBDLT.DLL and KBDLT2.DLL become abnormal.

QUESTION: Fix punctuation: Write the number without the AY prefix and with no spaces between the numbers
ANS:
Write the number without the AY prefix and with no spaces between the numbers.