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1、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。Unit 8 When is your birthday?Section APeriod 2复习复习大家还记得这些基数词吗？大家还记得这些基数词吗？ 1 2 3 4 5 6 7onetwo three four five sixseven 8 9 10 11 12 13 eight nine ten eleven twelve thirteen14 15 16 17fourteen fifteensixteenseventeeneighteen nineteen twenty tw
2、enty-one twenty-two twenty-three thirtyforty fifty sixty seventyeighty ninety1819 2021222330405060708090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第一张图片第一张图片the first picturethe first month第一个月第一个月January is the first month of a year.secondthe second pictureth
3、e second month第二张图片第二张图片第二个月第二个月February is the second month of a year.third第三张图片第三张图片the third picture第三个月第三个月the third monthMarch is the third month of a year. 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th 30th one two three four five six seven eight nine ten eleve
4、n 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 twent
5、ieth twenty-first twenty-second twenty-third thirtieth 序数词序数词1st缩写缩写2nd3rd21st22nd23rd缩写缩写大家找到基数词变序数词大家找到基数词变序数词的规律了吧？的规律了吧？1 二二 三变字体三变字体,th 从四上起从四上起.怎么加？怎么加？ 真好记真好记!八加八加h， 九九减减ef代替代替ve， ty变为变为tie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。序数词的用法序数词的用法 序数词在使用时，通常前面要加定冠词序数词在使用时，通常前面要加定冠词the。 如： the third birthda
6、y。 但如果序数词前有了物主代词等限定词时，则不但如果序数词前有了物主代词等限定词时，则不再加再加the。如：her third birthday。 序数词可以表示序数词可以表示“几月几号几月几号”中的中的“几号几号”。如：10月1日 October first/1st。 序数词可以表示编号、顺序等，但是应该放于名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。词前，而基数词应放名词后。如：第五课 the fifth lesson= lesson five。做笔记做笔记哦哦date 日期日期（常指几月几日）（常指几月几日）/deit/whats the date today
7、？今天是几号？happy愉快的；高兴的；满意的愉快的；高兴的；满意的Happy birthday！生日快乐！生日快乐！November 22写作写作：November 22nd 读作读作：November twenty-second 美美式式写作写作：November 22nd/November 22 读作读作：November the twenty-second 英英式式Writing(写法）写法） Reading （读法）（读法）January 1stMarch 8thAugust 2ndSeptember10thJuly 3rdFebruary 12thJanuary the first
8、March the eighthAugust the secondSeptember the tenthJuly the thirdFebruary the twelfth_ is the 1st month of the year._ is the 2nd month of the year._ is the 5th month of the year.August is the _ month of the year.October is the _ month of the year.January FebruaryMay eighth tenth这些题目难吗？这些题目难吗？Thank you!Bye-bye!