Have a try ! 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th one two three four five six seven eight nine ten eleven twelve 基数词基数词thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty twenty-one twenty-two twenty-three thirty基数词基数词first second third fourth fifth sixth seventh eighth ninth tenth eleventh twelfth 序数词序数词thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth nineteenth twentieth twenty-first twenty-second twenty-third thirtieth 序数词序数词1st2nd3rd21st22nd23rdordinal number30th 基变序，有规律，词尾加上基变序，有规律，词尾加上t h。 1 2 3 特殊记，词尾字母特殊记，词尾字母t，d，d。 8 少少 t，9 去去 e，f 来把来把 v e 替。替。 整十变整十变y为为i e，后跟后跟 t h 莫迟疑。莫迟疑。 若想表示几十几，只变若想表示几十几，只变个位个位就可以。就可以。1st 2nd 3rd 4th 5th 6th 6th 7th 8th 9th10th 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th 21st 22nd 23rd 24th 25th 26th 27th 28th 29th 30th 31stfirst second third fourth fifth sixth seventh eighth ninth tenth eleventh twelfth thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth nineteenth twentieth twenty-first twenty-secondtwenty-third twenty-fourth twenty-fifth twenty-sixth twenty-seventh twenty-eighth twenty-ninth thirtieth thirty-firstCan you read these numbers?2nd11th5th30th21st44th12th63rd9th18th72nd13th19th56th87th15th31st10th93rdJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptember10October11November12DecemberThe first month of the year issecondthirdfourthfifthsixtheleventhseventheighthninthtenthtwelfthFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberJanuary.Dates(日期日期)Writing(写法）写法）Reading(读法读法) 1月月1日日January 1stJanuary the 1st the 1st of January 3月月8日日March 8thMarch the 8 th 8月月2日日August 2ndAugust the 2nd9月月10日日September 10th September the 10th7月月3日日July 3rdJuly the 3rd2月月12日日February 12thFebruary the 12th10月月20日日October 20thOctober the 20th12月月25日日December 25thDecember the 25th日期表达法日期表达法When is New years day?Its January 1st.When is Womens day?Its March 8th.When is Labours day?Its May 1st.When is Childrens day?Its June 1st.When is Teachers day?Its September 10th.When is Christmas day?Its December 25th.When is your birthday?My birthday is June 21st.When is National day?Its October 1st.Its our countrys birthday.A: When is your birthday?B: My birthday is April 15th.A:When is your birthday? B: My birthday is B: My birthday is January 1st.January 1st.C: My birthday is C: My birthday is December 31December 31stst. .April A:B:C:When is your birthday? My birthday is April 2nd.My birthday is April 3rd. Make up your dialoguesLilys birthday is July 20th.LilyWhen is Lilys birthday?Her birthday is July 20th .Jacks birthday is April 1st.His birthday is April 1st .JackWhen is Jacks birthday?Mary, September 6thA: When is Marys birthday? B: Her birthday is September 6th.Linda , October 20thLinda , October 20thBill, March 17thWhen is your birthday .?My birthday is Grammar focus Good bye