问的是日期,
前面的空格填（回答）“月份”,
后面的空格填（回答）“几号”（但要注意用“序数”）：
1,21,31 first [1st],twenty-first [21st],thirty-first [31st]
2,22 second [2nd],twenthy-second [22nd]
3,23 third [3rd],twenty-third [23rd]
其他都是数字加 th :（下面几个的拼法也需注意）
5-fifth [5th]; 8-eighth [8th]; 9-ninth [9th]; 12-twelfth [12th]; 20-twentieth [20th]
25-twenty-fifth [25th]; 28-twenty-eighth [28th]; 29-twenty-ninth [29th]; 30-thirtieth [30th]