Unit 8 第2课时 Section A（Grammar Focus-3c）（课件）七年级英语上册（人教版）.pptx

;Lead-in;文化意识;;;WhenisChristmasDay(圣诞节)?;WhenisNewYear’sDay(元旦)?;WhenisChildren’sDay(儿童节)?;Whenisyourbirthday,...?;1.—Whenisyourbirthday,Jim?

—MybirthdayisonDecember2nd.

2._____________________________

_____________________________;3.______________________________

______________________________

4.______________________________

______________________________;Whenisyourbirthday?;“名词+’s”所有格;of所有格;Whenisyourbirthday?;;first;表示人或事物先后顺序的数词叫序数词。序数词大多数是由基数词变化而来的，序数词往往与定冠词the连用。;1)1-3的序数词first/second/third与基数词差别很大，应逐一记忆。

2)4-19的序数词是在相应基数词后加上后缀-th。注意fifth，eighth，ninth，twelfth的特殊性。

3)整十的序数词，通常是把相应的整十的基数词词尾的y变成ie，再加-th。;

基变序，有规律，多数词尾加-th。

一二三，特殊记，词尾字母t,d,d。

八去t，九去e，f来把ve替，然后再加-th。

遇到整十需注意，变y为ie，然后再加-th。

若是遇到几十几，只变个位数字就可以；

中间连字符“-”，千万别忘记。

;序数词的用法;Makethequestionsandanswers.;Completetheconversationandpracticeitwithyourpartner.;Findoutyourgroupmembersbirthdaysandages.Lineupfromtheyoungesttotheoldest.;Welearn:

1.somewords:first,second,third,fifth,eighth,ninthtwelfth,twentieth

2.somesentences:—Whenisyourbirthday？

—MybirthdayisonMaysecond.

—Whenishisbirthday?

—HisbirthdayisonJanuaryseventeenth.

—Whenisherbirthday?

—It’sinAugust;Wecan:

1.usepossessive’s

2.askinformationaboutbirthdayandage

—WhenisAlice’sbirthday?

—HerbirthdayisonSeptemberfifth.

—Whenisyourfather’sbirthday?

—HisbirthdayisonApriltwenty-first.;一、根据句意，用所给词的适当形式填空

1.On________(father)Day,Ioftenprepareaspecialgiftformyfather.

2.________(Kate)grandparentsusuallyhaveawalkaroundthelakeinthemorning.

3.Mayis________(five)monthofayear.

4.Hisofficeisonthe________(nine)floorofthetallbuilding

5.Theyareorganizingthe_____________(thirty--nine)sportsmeetingofthe