Please capitalize where necessary: this returns the parried balls to the table tennis ball machine.
A: This returns the parried balls to the table tennis ball machine.
Q: this also applies in many cases to illness.

A: This also applies in many cases to illness.
Q: but there were also a number of lectures concerning education, culture, religion, and the barriers regarding the theory of evolution that unfortunately are present in many countries all over the world.
A: But there were also a number of lectures concerning education, culture, religion, and the barriers regarding the theory of evolution that unfortunately are present in many countries all over the world.
Problem: description: pou jet pack game pou needs to get out of a deep cave, and he can do that using his jet pack.
Can you repeat this sentence, but capitalize it?
Answer: Description: Pou Jet Pack game Pou needs to get out of a deep cave, and he can do that using his jet pack.
Text: on friday we can expect cloudless weather. morning temperatures will be around 27 °c. during the day they will reach a maximum of 42 °c. low temperatures at night will be around 27°c. we have weak southeasterly winds.

Correct capitalization: On Friday we can expect cloudless weather. Morning temperatures will be around 27 °C. During the day they will reach a maximum of 42 °C. Low temperatures at night will be around 27°C. We have weak southeasterly winds.
Q: this enables us to keep parallel with the ever changing web world and prove ourselves in the market.
A:
This enables us to keep parallel with the ever changing web world and prove ourselves in the market.