question: i've done it with projects that i knew i should be working on, but didn't want to think about them because i was afraid, for some reason, to face them.
Capitalize this past sentence correctly.
A: I've done it with projects that I knew I should be working on, but didn't want to think about them because I was afraid, for some reason, to face them.

question: because of aging, the vitreous gradually shrinks, the immune system may response to protect the retina - this may cause the fibrous membrane to grow.
Capitalize this past sentence correctly.
A: Because of aging, the vitreous gradually shrinks, the immune system may response to protect the retina - this may cause the fibrous membrane to grow.

question: he received a knighthood in 1669 and was appointed to high office as surveyor-general of the ordnance.
Capitalize this past sentence correctly.
A: He received a knighthood in 1669 and was appointed to high office as Surveyor-General of the Ordnance.