七年级英语上册Unit8《Whenisyourbrithday》period1课件人教新目标版

1、Unit 8 When is your birthday?,Period I,1. Words 8去t ，9去e，f来把ve替； 整十将y变 ie，后加th要牢记； 若是遇到两位数，十为基个为序。,序数词 下面把199的序数词也分为四个类。 1、第一类first(1st)第一second(2nd)第二third(3rd)第三（在括号里的是缩写形式，均在阿拉伯数字后面加上相应序数词的最后两个字母构成，以下各类与此相同。）这类序数词只有三个，在整个序数词里面是特殊的，就和第一类基数词一样，需要逐个地硬记下来。,2、第二类：fourth(4th)第四 fifth(5th)第五sixth(6th)第六

2、 seventh(7th)第七eighth(8th)第八 ninth(9th)第九tenth(10th)第十 eleventh(11th)第十一twelfth(12th)第十二 thirteenth(13th)第十三fourteenth(14th)第十四 fifteenth(15th)第十五sixteenth(16th)第十六 seventeenth(17th)第十七eighteenth(18th)第十八 nineteenth(19th)第十九这一类序数词共有十六个。均在相应的基数词后面加上后缀th构成。要注意其中fifth、eighth、 ninth、twelfth四个词的拼法。,3、第三类

3、：twentieth(20th)第二十thirtieth(30th)第三十fortieth(40th)第四十fiftieth(50th)第五十sixtieth(60th)第六十seventieth(70th)第七十eightieth(80th)第八十ninetieth(90th)第九十这一类全是十位整数的序数词，共八个。它们的构成方法是：先将相应的十位整数的基数词词尾ty中的y改成i，然后在加上后缀eth。,4、第四类： thirty-first(31th)第三十一sixty-second(62nd)第六十二eighty-seventh(87th)第八十七ninety-eighth(98th)

4、第九十八这类表示“第几十几”的序数词，跟表示“几十几”的基数词一样简单。在构成方法上均由基数词“几十几”变化而来，十位数不变，仅把个位上的基数词变成序数词就行了。,基数词 序数词 序数词缩写 one first 1st two second 2nd three third 3rd four fourth 4th five fifth 5th six sixth 6th seven seventh 7th eight eighth 8th nine ninth 9th ten tenth 10th,基数词 序数词 序数词缩写 eleven eleventh 11th twelve twelfth

5、 12th thirteen thirteenth 13th fourteen fourteenth 14th fifteen fifteenth 15th sixteen sixteenth 16th seventeen seventeenth 17th eighteen eighteenth 18th nineteen nineteenth 19th twenty twentieth 20th,基数词 序数词 序数词缩写 twenty-one twenty-first 21st twenty-two twenty-second 22nd twenty-three twenty-third

6、23rd twenty-four twenty-fourth 24th twenty-five twenty-fifth 25th twenty-six twenty-sixth 26th twenty-seven twenty-seventh 27th twenty-eight twenty-eighth 28th twenty-nine twenty-ninth 29th thirty thirtieth 30th,写作：December 25th/December 25 读作：December the twenty-fifth,December 25,日期的读法,Read the dat

7、es:,January the first,March the eighth,August the second,September the tenth,July the third,February the twelfth,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 fift

8、eenth.,A: When is your birthday, Jeff? B: My birthday is June fourth.,1,2,3,Grammar Focus,When is your birthday? 你的生日是什么时候？ when是一个常见的特殊疑问词，用来对时间提问。如： When is the Art Festival? Its October 11th. 艺术节是什么时候？ 十月11日。,My birthday is October tenth. 我的生日是十月十日。 首先，我们要用序数词表达天日，不能用基数词。如：一号 first, 二号second。 其次，

9、要注意年、月、日的表达顺序与中文不同，英语中通常是月，日，年。如：1999年12月2日，英语表达为December 2nd, 1999.,Grammar Focus,When is your mothers birthday? 你妈妈的生日是什么时候？ 表示人物或动物的单词通常用“s”的形式构成所有格。表示的。 如： boy boys （男孩的） Mary -Marys 但如果名词本身就是以s结尾的复数名词，只需加“ ”，不需加s。如： boys-boys （男孩们的）,Grammar Focus,1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12

10、th 13th 14th th 16th 17th 18th 19th 20th 21st nd 23rd 24th 25th 26th 27th 28th 29th 30th 31st,2a,Listen and repeat. 听一听，读一读。,1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th th 16th 17th 18th 19th 20th 21st nd 23rd 24th 25th 26th 27th 28th 29th 30th 31st,Listen and circle the numbers you

11、 hear in 2a.听录音，在活动2a中圈出你听到的数字。,2b,Name month date Leila July 4th Nick August 22nd Robert January 5th Jane September 17th,2c,Listen again. Match the names, months and dates. 听录音并将名字、月份和日期相匹配。,Tapescript,Teacher: Now, lets fill in the class birthday calendar. Leila, whens your birthday? Leila: Its Se

12、ptember 5th, Mr Fisher. Teacher: Oh, OK. And how about you Nick?,Nick: July 4th. Teacher: And Robert? Robert: My birthday is January 17th. Teacher: January 17th. OK. And Jane, whens your birthday? Jane: August 22nd.,A: When is your birthday? B: My birthday is _. A: When is your mothers birthday? B: Her birthday is _. A: When is your fathers birthday? B: His birthday is _.,2d,Ask your partner about these birthda