September (the) 9th, 1999 (nineteen ninety-nine)
the 9th of September
美式 March 12th, 2000
英式 December 3rd, 2000
2000 two thousand
2001 two thousand one
2010 two thousand ten/twenty ten
1985 nineteen eighty-five
1704 seventeen oh four
December 3rd, 2018 (two thousand eighteen/twenty eighteen)
December (the) third
the third of December
今天星期幾？ What day is today?
今天幾號？ What date is today? / What’s today’s date? / What’s the date today?
她生日在ㄧ月。 Her birthday is in January.
她生日是七月二十五日。 Her birthday is on July 25th.
她出生於1995年二月二十九日。She was born on February 29th, 1995.
The meeting is at 1 pm on Wednesday December 31st.