I'm not very good on explaining this but I'll give you an example or more than one.
Antonio y yo nos besamos.
Antonio and I kissed each other.
¿Os conocéis?
Do you all know each other?
Juan y María se casaron.
Juan and Maria got married (to each other).
Los estudiantes se ayudan.
The students help each other.
I hope it helped
What is the audio or song, you have to listen to
Answer:1. beauty
2. lovely
Explanation: I had a spanish class so if your confuse ask your parents to buy a spanish tutor
