Unit8sectionA2a2e课件人教版英语七年级上册

Unit8whenisyourbirthday?Days1st2nd3rd4th5th6th 7th8th9th10th11th12th13th14th15th16th17th18th19th20th21st22nd23rd24th25th26th27th28th29th30th31stListenandrepeat.Listenandcirclethenumbersyouhearin2a.2b1st2nd3rd4th5th6th7th8th9th10th11th12th13th14th15th16th17th18th19th20th21st22nd23rd24th25th26th27th28th29th30th31stName Month DateAlice July 4thFrank August 22ndEric January 5thJane September 17th

Listenandmatchthenames,monthsanddates.2cMr.Smith:Now,Alice,howoldareyou?Alice:I’m_____________.Mr.Smith:Whenisyourbirthday?Alice:It’son__________________,Mr.Smith.Mr.Smith:Oh,OK.And______________Frank?Alice:Frankisn’theretoday,buthisbirthdayison______________.Mr.Smith:Thankyou,Alice.AndEric?Eric:Mybirthdayison______________17th.Mr.Smith:OnJanuary17th.OK.AndJane,____________________________?Eric:Herbirthdayison__________________.thirteenSeptember5thhowaboutJuly4thListenandfillintheblanks.August22ndwhenisherbirthdayJanuarylistenandreadListenandpayattentiontothepronunciationandintonation.2.Listenagainandreadfollowingit.3.Readtheconversationtogether.4.Roleplaytheconversation.Let’sreadCompletetheconversation.2eThankyouhowoldareyouthirteenWhenAugustbirthdayparty

AtthreethisafternoonWhataretheytalkingabout?Readthedialoguein2e.Thentranslatethesentences.生日快乐！_______________________________你多大了？_______________________________我十二了。_______________________________我的生日在8月_______________________________Happybirthday!Howoldareyou?I’mtwelve.MybirthdayisinAugust.When是疑问副词，“什么时候；何时”足球比赛在什么时候？在九月15号。Whenisthefootballmatch?It’sonSeptember15th.

你什么时候看电视？在八点钟。When/whattimedoyouwatchTV?

Ateighto’clock.Languagepoints

2.October2nd表达具体日期通常为“月份+序数词”，月份为专有名词，首字母必须大写6月8日June8th8月3日August3rd英语中表示具体年、月、日的方式通常有两种：

“月+日+年”或“日+月+年”。年份前要用逗号隔开。

2018年9月9日可表达为：

September9th,20189thSeptember,2018It’sonJanuary5th.是1月5日。月份后有具体的日期时，前面的介词用on；

若只有年、月就用介词in。

onMay22nd在5月22日inOctober在10月

in2018在2018年2)该句中的it用来代指时间。It’sAugust1sttoday.It’ssixo’clocknow.

[归纳]it还可以代指上文中提到的单数名词（事物）。—What’sthisinEnglish?—It’sacup.4.Happybirthday!生日快乐！happy用于表达祝愿。回答时用Thankyou.—Happybirthday!—HappyTeachers’Day!—Thankyou—Thankyou.

happy

adj.“高兴的，愉快的”她过了一个愉快的聚会。Shehadahappyparty.5.howold意为“多大年纪；几岁”，

“Howold+be+主语？”

“主语+be+基数词+(years/monthsold)”你表姐多大了？

她13岁了。2.你爷爷奶奶多大岁数了？

他们八十岁了。—Howoldisyourcousin?—She’sthirteen(yearsold).Howoldareyourgrandparents?They’reeighty.Atthreethisafternoon.

在周二的晚上onTuesdayevening在儿童节onChildren’sDay在9点钟at9:00在10月9日的早上OnthemorningofOct.9thInthemorningonOct.9th“在早上、在下午、在晚上”

[辨一辨]表示时间的介词at,in与on(1)at常用于时刻前或一些固定的习惯用语中。

(2)in用在月份、季节、年份等前面，(3)on用在日期、星期几、节日前，也可表示具体某一天的上午、下午或晚上。

atdawn在黎明

atnoon在中午

atdusk在黄昏atmidnight在午夜 inthemorning/afternoon/eveninginone’s+整十的基数词复数在某人几十多岁的时候在他20多岁的时候,他发明(invent)了飞机。在Eric50多岁时，他完成了学业。Inhistwenties,heinventedaplane.InEric’sfifties,hefinishedschool.

inthe+年代复数“几十世纪几十年代”在20世纪50年代在21世纪20年代在2021年inthe1950sinthe2020sin2021序数词的用法：1.序数词要加定冠词the。当序数词前有物主代词（his,her…）、指示代词（this,that…）等修饰时，则不必再用the。

onthethirdfloor在三楼

onhistwelfthbirthday在他十二岁生日这天2.缩写形式:one→1st;second→2nd;third→3rd;twelfth→12th;twenty-sixth→26th缩写形式:“阿拉伯数字+个位序数词的后两个字母”。3.序数词可表示日期中的“几日”。如:August17th8月17日

October1st10月1日1班6楼第4页210房间ClassOneThesixthfloorPagefour/thefourthpageRoom210三分之一八分之五五分之三四分之一分数表达法onethirdfiveeighthsthreefifthsonefourth

总结：子前母后，子基母序，分子大于1，分母加s.Practice

henwelfthappyeptemberarty单项选择1.Myfather’sbirthdayis

January,andmy

mother’sbirthdayis

March5th.A.in；/B.on;

/C.on:inD.in；on2.Januaryisthefirstmonthofayear,andDecemberis

.A.twelve B.thetwelveC.twelfth D.thetwelfth

isZhangZiyi'snewmovie?Ithinkit'sonOctober10th,butI'mnotsure

4.Whenisyourbirthdayparty?Mybirthdaypartyison.A.OctoberB.twentyoneC.