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1、序数词,概念：表示顺序的数词叫序数词。,1.第1第3：一二三特殊记。 one two three,first,second,third,2.第4第12：加th从四起，八去t、九去e、f来把ve替（five、twelve）。four ninefive tensix elevenseven twelveeight,fourth,fifth,sixth,seventh,eighth,ninth,tenth,eleventh,twelfth,3.第13第19：直接在后面加th thirteen fourteen fifteen sixteen seventeen eighteen nineteen,t
2、hirteenth,fourteenth,fifteenth,sixteenth,seventeenth,eighteenth,nineteenth,4.第20第90（八个整十的序数词）：整十变y为ie，末尾th别忘记。 twenty thirty forty fifty sixty seventy eighty ninety,twentieth,thirtieth,fortieth,fiftieth,sixtieth,seventieth,eightieth,ninetieth,5.第几十几：若是遇到几十几，只变个位就可以。 twenty-one thirty-two fifty-three
3、 ninety-five forty-six eighty-seven seventy-eight,twenty-first,thirty-second,fifty-third,ninety-fifth,forty-sixth,eighty-seventh,seven-eighth,小结,一、二、三，特殊记， 加th从四起， 八去“t”，九去“e”， “f”来把“ve”替，(five, twelve) 整十变y为ie，末尾th别忘记。 若是遇到几十几，只变个位就可以。,写出下列序数词及其缩写形式。,序数词 序数词缩写第1 first 1st第2 second 2nd 第3 third 3rd第
4、4 fourth 4th第5 fifth 5th第6 sixth 6th第7 seventh 7th第8 eighth 8th第9 ninth 9th第10 tenth 10th,序数词 序数词缩写 第11 eleventh 11th 第12 twelfth 12th 第13 thirteenth 13th 第14 fourteenth 14th 第15 fifteenth 15th 第16 sixteenth 16th 第17 seventeenth 17th 第18 eighteenth 18th 第19 nineteenth 19th 第20 twentieth 20th,序数词 序数词
5、缩写 第21 twenty-first 21st 第22 twenty-second 22nd 第23 twenty-third 23rd 第24 twenty-fourth 24th 第25 twenty-fifth 25th 第26 twenty-sixth 26th 第27 twenty-seventh 27th 第28 twenty-eighth 28th 第29 twenty-ninth 29th 第30 thirtieth 30th 第31 thirty-first 31st,2,1,3,4,5,6,7,8,9,10,11,12,一月 二月 三月 四月 五月,January,Feb
6、ruary,March,April,May,Jan.,Feb.,Mar.,Apr.,May.,全写,缩写,Words,月份,六月 七月 八月 九月 十月 十一月 十二月,July,August,September,October,November,December,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,June,Jun.,Words,月份,The month of the year is,second,third,fourth,fifth,sixth,eleventh,seventh,eighth,ninth,tenth,twelfth,February,March,Ap
7、ril,May,June,July,August,September,October,November,December,January.,first,The first month of the year is January.,first,second,third,fourth,fifth,sixth,seventh,eighth,ninth,tenth,eleventh,twelfth,Lets challenge,17th,12th,14th,1st,2nd,3rd,6th,9th,22nd,21st,29th,30th,March31st,July 18th,May 6th,numb
8、ers,Lets Say 说说看,date 日期,My birthday is October tenth. 我的生日是十月十号。我们要用序数词表达几号/几日，不能用基数词。如：一号 first, 二号second，十五号 fifteenth。,日期的读法及写法,5月2日 1月5日 6月3日 7月4日 8月22日 1月17日,May second,January fifth,June third,July fourth,August twenty-second,January seventeenth,May 2nd,January 5th,June 3rd,July 4th,August 22
9、nd,January 17th,读法,写法,9月5日 4月21日 5月24日 6月16日 3月12日 7月5日,September fifth,April twenty-first,May twenty-fourth,June 16th,March twelfth,July fifth,September 5th,April 21st,May 24th,June sixteenth,March 12th,July 5h,读法,写法,12月3日 9月21日 10月12日 10月22日 11月3日 11月30日,December third,September twenty-first,Octob
10、er twelfth,October twenty-second,November third,November thirtieth,December 3rd,September 21st,October 12th,October 22nd,November 3rd,November 30th,写法,读法,A：When is your birthday?B：My birthday is on / Its on,January February March April May June July August September October November December,Pair wo
11、rk 互动对话,小组活动调查组内其他同学的生日和年龄,A: When is your birthday? B: My birthday is on A: How old are you? B: I am ,When is his birthday? His birthday is on. How old is he? Hes.,When is her birthday? Her birthday is on. How old is she? Shes.,先填表格，再询问彼此父母的生日。,A: When is your mothers birthday? B: Her birthday is o
12、n _. A: How old is she? B: Shes _.,A: When is your fathers birthday? B: His birthday is on_. A: How old is he? B: Hes _.,1a,Listen and repeat.,1b,Listen and number the conversations 1-3. 听录音，给下面的对话编号1-3.,A: When is your birthday,Vera?B: My birthday is October tenth.,A: When is your birthday, Mary?B: My birthday is January fifteenth.,A: When is your birthday, Jeff?B: My birthday is June fourth.,1,2,
