帮帮忙，用英语翻译一下几个句子！谢谢！

逐个翻译：
My aunt is listening to music in the next room.
Mary's brother is cleaning the rooom while her mother is tidying beds.
What are they doing? Are they having a meeting?
Our teachers are all very good.
He often practices the piano at home.
Let me give you a hand.
May I borrow your ruler?

my aunt is listening to music in the next room.
mary's brother is cleaning the room,and her mother is preparing the bed.
what are they doing?having a meeting?
all our teachers are fine.
he often stays at home practicing piano.
let me help you!
may i borrow your ruler?

My aunt is listening to the music next door.
Mary and his brother are cleaning their rooms while their mom are making the bed.
What are you doing? Are you having a meeting?
All of my teachers are fantastic.
Oftentimes, I practice playing my piano.
Let me lend you a hand.
Could you lend me your ruler?

My aunt is listening in the other room
Mary's brother is clening the room.Her mom is clening the bed.
What are they doing?Meeting now?
All of our teachers are good.
He often plays piano at home.
Let me help you.
May I borrow your ruler?

My aunt is listening to the music in the next room
Mary's brother is cleaning the room , her mother is making bed
what are they doin?Be having a meeting?
Our all teachers are all nice
He often practises to play the piano at home
let me help you
may I borrow your rule?