( leap years)
A leap year is a year which has 366 days. The extra day is the 29th February. There is a leap year every four years.
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( leap years)
A leap year is a year which has 366 days. The extra day is the 29th February. There is a leap year every four years.
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Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006