PEP小学英语五年级下册第三单元mybirthday第四课时课件.ppt
,UNIT 3 My Birthday,Part B：Lets learn Pair work,January Jan.一月February Feb.二月 March Mar.三月April Apr.四月 May 五月June 六月July 七月August Aug.八月September Sept.九月 October Oct.十月November Nov.十一 月December Dec.十二月,Lets revise the twelve months together.一起来复习十二个月份的单词,序数词学习,表示次序的数词叫序数词，是由基数词变化而来的。,1 one-first2 two-second3 three-third 4 four-fourth 其余的序数词是由基数词后加-th 变化而来。,12345891220,基数词,序数词,first 第一,second 第二,third 第三,fourth 第四,fifth 第五,eighth 第八,ninth 第九,twelfth 第十二,twentieth 第二十,缩写形式,1st 2nd 3rd 4th 5th 8th 9th 12th 20th,one,two,three,four,five,eight,nine,twelve,twenty,基数词变为序数词的口诀：基变序，有规律，词尾加上 th；一、二、三，特殊记，词尾字母 t,d,d;八减 t,九减 e,f 来把 ve 替；单词 ty 作结尾，ty 变成 tie;若是碰到几十几，只变个位就可以。,如:first second third它们没有规律就得单独记，eight减掉t 变成eighth,nine减掉e变成ninth。遇到有ve结尾的，就要把ve替换成f，如five变成fifth,twelve变成twelfth。twenty变成twentieth,如果遇到几十几的数字，只变个位数就可以，例如21，twenty-one 就要变成twenty-first,基数词,6 six 7 seven 10 ten 11 eleven 12 twelve 13 thirteen 15 fifteen 20 twenty 21 twenty-one 25 twenty-five 30 thirty,sixth seventh tenth eleventh twelfth thirteenth fifteenth twentieth twenty-first twenty-fifth thirtieth,序数词,When is your birthday?,Its October 1st,our National Day.When is your Independence Day?,Its July 4th.,你的生日是什么时候?,10月1日,我们的国庆节.你们的独立日是什么时候?,7月4日,Pair work:,National DayWomens DayArmy DayChildrens DayTeachers DayNew Years Day,国庆节 妇女节建军节儿童节教师节元旦/新年,October 1st 10.1March 8th 3.8August 1st 8.1June 1st 6.1September 10th 9.10January 1st 1.1,日期的表达 date,Whats the date today?ItsApril 18th.,Dialogue:1A:When is National Day/Teachers Day?B:Its October 1st/,Dialogue 1:A:What day is it?B:Its Teachers Day.A:When is Teachers Day?B:Its September 10th.,Practice:Look at the pictures and make your own dialogue.看图做对话。,National Day October 1st,Childrens Day June 1st,New Years Day January 1st,Teachers Day September 10th,Army Day August 1st,Womens Day March 8th,pictures:,1.制作自己的日历卡。a为你的父母和朋友找出重要的日期，别忘了把假期和节日写进去。b做一个对话。列如：A:When is your birthday/Teachers Day?B:Its 2.背诵120的序数词并抄写其简写形式。,Homework:,Goodbye boys and girls!,
