Sky Sports' ultimate US Open tennis quiz! Test your knowledge

With the world's top players gearing up for the US Open, put your knowledge about one of the biggest events in tennis to the test!

Aryna Sabalenka is bidding to become the first woman to win three consecutive US Open singles titles since Serena Williams (2012-14), while Novak Djokovic is aiming to seal an historic 25th Grand Slam singles title which would break the all-time record he currently shares with Margaret Court.