.
Zero itself
Naught
Love
Let
Empire State Building, New York
Burj Al Arab, Dubai
Petronas Towers, Kuala Lumpur
Taipei 101, Taiwan
Oxygen
Carbon dioxide
Hydrogen
Nitrogen
Roger Federer
Rafael Nadal
Pete Sampras
Andre Agassi
Winning all one particluar Grand Slam tournament atleast 4 times in the career
Winning all 4 Grand Slam Tournaments in a calendar year
Achieveing number 1 ranking in the world
Winning the Davis Cup
Steffi Graph
Martina Hingis
Anna Kournikova
Monica Seles
The Reigning Monarch
Prince of Wales
Duke of Somerset
Duke of Kent
Hawk Eye
Highly Sensitive Radar Guns for Service Speeds measurement
Artificial turf
Retractable Roof over the centre court
US Open
French Open
Wimbledon
Australian Open
Ramanathan Krishnan
Vijay Amritraj
Ashok Amirtraj
Ramesh krishnan