Please capitalize where necessary: most modern jews have their own interpretation of what is kosher, or they don’t comply with tradition.
A: Most modern Jews have their own interpretation of what is kosher, or they don’t comply with tradition.
Q: klein recognised that he was the right man to assist lie and, at klein 's suggestion, engel went to work with lie in christiania starting in 1884.

A: Klein recognised that he was the right man to assist Lie and, at Klein 's suggestion, Engel went to work with Lie in Christiania starting in 1884.
Q: the volume level is represented graphically in percentage or decibels (db).
A: The volume level is represented graphically in percentage or decibels (dB).
Problem: if you want to know in advance what turns me off: i love all your fantasies
Can you repeat this sentence, but capitalize it?
Answer: If you want to know in advance what turns me off: I love all your fantasies
Text: morning temperatures will be around 20 °c. during the day they will reach a maximum of 31 °c. low temperatures at night will be around 18°c. we have weak easterly winds.

Correct capitalization: Morning temperatures will be around 20 °C. During the day they will reach a maximum of 31 °C. Low temperatures at night will be around 18°C. We have weak easterly winds.
Text: flight time from copenhagen to chongqing with finnair: 12 hours

Correct capitalization:
Flight time from Copenhagen to Chongqing with Finnair: 12 hours