Correct any grammar errors in the text:
On one hand, living abroad will be probably non cheap, so it could be needed to find a job, but it would be at the same time an advantage: working with English people would help you improve quickly your speaking and listening.
On the one hand, living abroad will probably not be cheap, so it could be necessary to find a job, but this would be an advantage at the same time: working with English people would help you improve your speaking and listening quickly.