You HAVE EATEN my biscuits! There are hardly any left!
She HAS BEEN LEARNING Japanese in her spare time all this year.
HAS James WON a prize for his painting?
HAVE YOU GONE to see your dentist yet?
They are thinking of getting married, but it seems they HAVEN'T DECIDED definitely yet.
They HAVEN'T TRAVELLED much since they got the dog. (not travel)