What is it : "I like to watch sport" or "I like to watch sports" ?
Sport is used both as countable and unciuntable noun. The uncountable use of sport is British English only: There's too much sport on TV. In American English, the plural sports is used: He likes watching sports on TV.
In India we use as both. My favorite sports are tennis and swimming Every student while studying in school must take part in a sport