question: by taking advantage of the new outsourcing reporting technology and numerous internet applications during the past few decades, hand-written documents are becoming less common in the business world and have declined in modern times.
Capitalize this past sentence correctly.
A: By taking advantage of the new outsourcing reporting technology and numerous internet applications during the past few decades, hand-written documents are becoming less common in the business world and have declined in modern times.

question: the family or anyone else newer saw the manservant gus ever again, he just suddenly disappeared.
Capitalize this past sentence correctly.
A: The family or anyone else newer saw the manservant Gus ever again, he just suddenly disappeared.

question: the latest stretch to the airport was opened in 2007 and a major extension with a circle line around the city is planned for inauguration in 2018.
Capitalize this past sentence correctly.
A: The latest stretch to the airport was opened in 2007 and a major extension with a circle line around the city is planned for inauguration in 2018.