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Unit 8When is your birthday?Section APeriod TwoTo learn to use When questions to talk about birthdaysTo learn cardinal numbers and ordinal numbersfirst second third fiftheighthninthtwelfthtwentiethnum.第一第一num.第二第二num.第三第三num.第五第五num.第八第八num.第九第九num.第十二第十二num.第二十第二十Words ReviewWatch carefully and then spell the words.is the first month of the year.secondthirdfourthfifthsixthis the month of the year.eleventheighthninthtenthtwelfthseventhJune 1stMay 1stthe second Sunday in MayJanuary 1stMothers dayin January or FebruaryChildrens DayApril 1stNew Years Day The Spring FestivalJune 1st一年中的重大节日一年中的重大节日Match the holiday with the time.Christmas Day December 25thThanksgiving Daythe fourth Thursday in NovemberNational DayOctober 1stMid-Autumn Dayin September or OctoberSeptember 10thTeachers Daythe third Sunday in JuneFathers DayA:_is your birthday?B:_March 21st.A:_B:Im fifteen.Look and sayNAME:John MillerDATE OF BIRTH:March 21stAGE:15WhenMy birthday is onHow old are you?请观察下列词语。请观察下列词语。1.fourth,seventh,nineteenth2.first,second,third 3.fifth,eighth,ninth,twelfth4.twentieth,thirtieth,fortieth 5.twenty-seventh,thirty-second 数数词词 基数词基数词 序数词序数词数量数量顺序顺序表示数目和顺序的词叫数词。表示数目和顺序的词叫数词。基数词的构成基数词的构成1 112,12,独立成词。独立成词。one two three four five six seven eight nine ten eleven twelve13-19,13-19,由由3 39 9+teen构成。构成。14fourteen 16sixteen 17seventeen 19nineteen 特殊拼写特殊拼写:13 thirteen 15fifteen 18eighteen2090,以以-ty结尾。结尾。20twenty 30 thirty 40forty 50fifty 60 sixty 70 seventy 80 eighty 90ninety 2199,两位数两位数,十位与个位之间十位与个位之间“”。21 twenty-one 55 fifty-five 99 ninety-nine 101999，三位数，百位与十位，三位数，百位与十位/个位之间加个位之间加and。101 one hundred and one 840 eight hundred and forty 693 six hundred and ninety-three 1，000以上数目以上数目,从右向左每三位用从右向左每三位用“，”分开分开,分别读为分别读为thousand,million,billion。6,500,431,7 29billionmillionthousandhundredand序数词尾序数词尾th，一二三要注意，一二三要注意，八去八去“t”九少九少“e”，五和十二两兄弟。五和十二两兄弟。第一句话：第一句话：序数词尾序数词尾th英语中的序数词一般是英语中的序数词一般是“th”结尾。结尾。four-fourtheighteen-eighteenth 序数词的构成序数词的构成第二句话：第二句话：一二三要注意一二三要注意英语序数词中的英语序数词中的第一、第二和第三不是第一、第二和第三不是“th”结尾的结尾的，他们有各自对应的单词。，他们有各自对应的单词。one-first two-second three-third第三句话：第三句话：八去八去“t”九少九少“e”基数词基数词eight和和nine变序数词时也有其特别变序数词时也有其特别之处。之处。eight-eighth nine-ninth第四句话：第四句话：五和十二两兄弟五和十二两兄弟英语中基数词英语中基数词five和和twelve变序数词时像亲变序数词时像亲兄弟一样，有相同的变法。他们都是兄弟一样，有相同的变法。他们都是把末把末尾的两个字母尾的两个字母“ve”改成改成“f”然后再加然后再加“th”。five-fifthtwelve-twelfth注意：注意：(1)英语数词中英语数词中整十（二十以上）由基数词整十（二十以上）由基数词变序数词的方法变序数词的方法：把：把末尾的字母末尾的字母“y”变成变成“ieth”。twenty-twentieth eighty-eightieth(2)英语数词中英语数词中第二十以上由基数词变成序第二十以上由基数词变成序数词的方法：数词的方法：十位数字保持基数词，个位十位数字保持基数词，个位数字由基数词变成序数词数字由基数词变成序数词。twenty-one-twenty-firstseventy-nine-seventy-ninthMatch the questions and answers.3a3aQuestionsAnswers1.When is Jennys birthday?_a.No,its on the 6th.2.When are their birthdays?_b.Her birthday is on May 24th.3.When is your brothers birthday?_c.Yes,it is.4.Is his birthday in July?_d.Their birthdays are in January.5.Is your birthday on February 1st?_e.Its on June 16th.bdecaA:How _ are you,Grace?B:_ twelve.A:And _is your birthday?B:My _ is on March 12th.How about you and Tom?A:Well,my birthday is _ July 5th,and Toms birthday is _ December.Complete the conversation and practice it with your partner.3b3boldImwhenbirthdayonin3c3cFind out your classmates birthdays and ages.Line up from the youngest to the oldest.注注:另附另附word文档。文档。点击此处链接点击此处链接II.Translate and write them down.-约翰，你的生日是什么时候？约翰，你的生日是什么时候？-是三月二十一日。是三月二十一日。-你多大了？你多大了？-我十五岁。我十五岁。-When is your birthday,John?-Its on March 21st.-How old are you?-Im fifteen.课时重点回顾课时重点回顾When is your birthday?Its How old are you?Im When is your birthday?How old is he?HesPreview the new words and expressionsHow to talk about ones calendar?
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