Choose the best answer

43.Is this your first ___________ on TV?
appearing
appearance
appeared
44.Look at that man over there. He's a film ___________.
producer
production
produced
45.What's the prize for winning this ___________?(1 Point)
competitor
competition
compete
46.This is our fifth ___________ and you still can't remember your lines.
rehearsing
rehearse
rehearsal
47.The acting isn't very good but the film is still great __________.
entertainment
entertaining
entertainer
48.That was a great __________ by the band.
perform
performer
performance