Ответ:
1. Как сказать эти даты? Послушайте и проверьте.
3rd May - The third of May
12th August 2012 - The twelfth of August twenty twelve
31st December - The thirty-first of December
22/6 - The twenty-second of June
5/2 - The fifth of February
20th July 1990 - The twentieth of July nineteen ninety
