月份的缩写规律除五月份外，一年中的其他11个月均可缩写为三个字母，但九月份的缩写则有Sept.或Sep.两种写法。Unit8Whenisyourbirthday?SectionAPeriod2复习大家还记得这些基数词吗？1234567onetwothreefourfivesixseven8910111213eightnineteneleventwelvethirteen14151617fourteenfifteensixteenseventeeneighteennineteentwentytwenty-onetwenty-twotwenty-threethirtyfortyfiftysixtyseventyeightyninety18192021222330405060708090基数词的规律•0至12须认真记；13至19词尾都是-teen；几十的词尾跟着-ty；若要表示“几十几”，整十位数加上个位数，中间用连字符“-”连接起即可。first第一张图片thefirstpicturethefirstmonth第一个月Januaryisthefirstmonthofayear.secondthesecondpicturethesecondmonth第二张图片第二个月Februaryisthesecondmonthofayear.third第三张图片thethirdpicture第三个月thethirdmonthMarchisthethirdmonthofayear.4th5th6th7th8th9th10th11th12th13th14th15th16th17th18th19th20th30thonetwothreefourfivesixseveneightnineteneleventwelve基数词thirteenfourteenfifteensixteenseventeeneighteennineteentwentytwenty-onetwenty-twotwenty-threethirty基数词firstsecondthirdfourthfifthsixthseventheighthninthtentheleventhtwelfth序数词thirteenthfourteenthfifteenthsixteenthseventeentheighteenthnineteenthtwentiethtwenty-firsttwenty-secondtwenty-thirdthirtieth序数词1st缩写2nd3rd21st22nd23rd缩写大家找到基数词变序数词的规律了吧？壹二三变字体,th从四上起.怎么加？真好记!八加h，九减ef代替ve，ty变为tie若想表示几十几，只变个位就可以。序数词的用法•序数词在使用时，通常前面要加定冠词the。如：thethirdbirthday。•但如果序数词前有了物主代词等限定词时，则不再加the。如：herthirdbirthday。•序数词可以表示“几月几号”中的“几号”。如：10月1日Octoberfirst/1st。•序数词可以表示编号、顺序等，但是应该放于名词前，而基数词应放名词后。如：第五课thefifthlesson=lessonfive。做笔记哦date日期（常指几月几日）/deit/what’sthedatetoday？今天是几号？happy愉快的；高兴的；满意的Happybirthday！生日快乐！November22写作：November22nd读作：Novembertwenty-second美式NovemberNovember2222写作：November22nd/November22读作：Novemberthetwenty-second英式Readthedates:Readthedates:Writing(写法）Reading（读法）January1stMarch8thAugust2ndSeptember10thJuly3rdFebruary12thJanuarythefirstMarchtheeighthAugustthesecondSeptemberthetenthJulythethirdFebruarythetwelfth•________isthe1stmonthoftheyear.•________isthe2ndmonthoftheyear.•_____isthe5thmonthoftheyear.•Augustisthe_____monthoftheyear.•Octoberisthe_____monthoftheyear.JanuaryFebruaryMayeighthtenth这些题目难吗？Thankyou!Bye-bye!
