查英语单词：9月1日到9月30日

January,February,March,April,May,June,July,August,September,October,November,December the first of September the second of September the third the fourth the fifth the sixth the seventh the eighth the nineth tenth eleventh twelfth thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth nineteenth twentieth twenty first twenty second twenty third twenty fourth twenty fifteenth twenty sixteenth twenty seventeenth twenty eighteenth twenty nineteenth thirtieth thirty first

January February March April May June July August September October November December (1-12月） the first of September ,the second of September ……（以此类推，用序数词）