Please capitalize where necessary: then no one was more rejoiced than the peasant, and after the service was over, he went at once to the parson, who gave him the bag for the laurel-leaves and the kreuzer.
A: Then no one was more rejoiced than the peasant, and after the service was over, he went at once to the parson, who gave him the bag for the laurel-leaves and the kreuzer.
Q: choose the slave drive which represents your hard drive and click on “next”

A: Choose the slave drive which represents your hard drive and click on “Next”
Q: incomplete download: many times, we download winrar file from internet and you will not able to extract it if the winrar file is not downloaded properly.
A: Incomplete Download: many times, we download WinRAR file from internet and you will not able to extract it if the WinRAR file is not downloaded properly.
Problem: there is not one breakthrough formula that performs well for everyone.
Can you repeat this sentence, but capitalize it?
Answer: There is not one breakthrough formula that performs well for everyone.
Text: the operations involving cursor variables must follow a set of compile-time and run-time rowtype matching rules.

Correct capitalization: The operations involving cursor variables must follow a set of compile-time and run-time rowtype matching rules.
Problem: up the pyramid drew about 20 to boulders, which was smeared with mud and water on logs and weighed between 1 to 15 tonnes.
Can you repeat this sentence, but capitalize it?
Answer:
Up the pyramid drew about 20 to boulders, which was smeared with mud and water on logs and weighed between 1 to 15 tonnes.