日期大多数可使用序数词,1st,2nd,3rd,4th,5th, 6th, 7th ,8th, 9th ,10th,11th, 12th, 13th, 14th, 15th ,16th, 17th, 18th,19th, 20th,21st, 22nd, 23rd, 24th, 25th, 26th, 27th, 28th, 29th, 30th,31st…
3)日期:用序数词表示。例:十月一日 写作:October 1, October 1st, 1 October, 1st October, 1st of October等,其中的October都可以写成缩写形式Oct.