If I were you, I’d work on your body language.
if I were you, I would... - used to give advice. notice - we use were instead of was - it's more formal.
_______ you practise more, you won’t improve your writing skills.
if
unless
I pay attention (just) in case I miss something.
(just) in case - used to say you want to be safe or prepared for something
I could hardly see the stage unless I stood up.
unless - if not
Take guitar with you, in case they let you play.
False
True
You won't win that competition _____ you try harder!
unless
in case
I'll play the young man's part _____ you wan to.
unless
I would
in case