Hi Ilenia, 

This is really good, just a few corrections in bold :)

holiday

This year unfortunately I can't go on holiday.
I haven't got any money to go to Holiday.
I hope that mythe new job could give me the opportunities to earn money.
I hope to meet people on this website who will like meon this community people that will enjoy me.

holiday

This year unfortunately because  i don't have the money I can't go on holiday.

Only when  I get a paid job will I  be able to save money to do so.
I hope to meet in this community people that will enjoy corresponding with me

Holiday

This year unfortunately I can't go on holiday.
I haven't any money to go to holiday.
I hope that the my new job will could give me the opportunity ies to earn money.
I hope to meet friends on italki. on this community people that will enjoy me.