人教版七年级下册-Unit-8-知识点总结复习课件(共25张).pptx

1、Unit 8 When is your birthday?Grammar：序数词1、概念：序数词是数词的一种，用来表示事物的顺序，在汉语中表示为“第几”。2、变化规则：1)一般来说，序数词是由相应的基数词词尾加上 th构成的。eg：four fourth six sixth seven seventh ten tenth2)下面这些基数词在变为序数词时，有特殊的变化:onefirst twosecond threethird eighteighthnineninth fivefifth twelvetwelfth twenty twentiethtwenty one twenty first记

2、忆口诀基变序，有规律，词尾加上-th一，二，三，要注意八去t，九去e，ve 要用f替，y变成ie，末尾再加th。若要变为几十几，只变个位就可以。基数词 one two four five six eight nine ten 基数词基数词 eleven twelve thirteen fourteen fifteen seventeen eighteen twenty 序数词序数词firstsecondfourthsixtheighthninthtenth序数词序数词eleventhtwelfththirteenthfourteenthfifteenthseventeentheighteent

3、htwentieth3.序数词的用法1）序数词在使用时，前面要加定冠词the;eg:thefirstbook 第一本书；thethirdday第三天2）序数词常用来修饰名词，当名词前有形代修饰时，则不用定冠词the.我的第七个生日 Tom的第二节课my seventh birthdayToms second class3）序数词前可以加不定冠词a或an,表示“再一、又一”eg:我认为你应该再试一次。I think you can have a second try.Exercises:The_(two)book is mine.There are _ months in a year.May

4、is the _ month of a year.A.twelfth;five B.twelve;fifthC.twelve;fiveth D.twelveth;five1、When 引导的特殊疑问句1）.When adv.什么时候 用来对年，月，日及时刻进行提问，或询问某一动作发生的时间。常用on,in,at等表示时间的介词短语来回答。When+一般疑问句？eg:他的生日是什么时候？When is his birthday?Its in August./on 2nd August.2.old(adj)年老的，旧的反义词：young(adj)年轻的 new(adj)崭新的eg.My grand

5、pa has an old bike.How old?“.多大年纪？”用来询问年龄How old+is/are+人称代词主格/名词？=Whats ones age?主语+is/are+基数词+years old./直接用基数词回答。3.party n.1)聚会 （复）parties eg.birthday party have a party2)党，政党，党派（首字母必须大写）eg.join the Party 入党 the Communist Party of China 中国共产党5.介词on,in,at表示时间的用法2).eg:on December 3rd;on Monday;on T

6、eachers Day;on Saturday evening;on a cold winter morning3).eg:at six o clock;at the age of 25;atthistimeoftheyear；at Christmas;at nightExecrise:用介词on、in、at 填空1.Mybirthdayis_July.2._Saturday,wegoshopping.wehaveadinner_theeveningandgodancing_night.3.Ioftenseeher_10:30am_Tuesdaymorning.4._Fridayevening

7、Igoout,but_SaturdayIdont.5.Wealwaysgoskating_winter.6.Iplaytennis_10oclock_themorning.7.Mymotherbuysapples_Saturday.6.发出邀请，征求意见句型：7.trip c.n 旅游，旅行1)a trip to.去.的旅行eg.他有一个去伦敦的旅行。He has a trip to London.2)be on a trip to.在去.的旅行中eg.我们在去新疆的旅行中。school trip 学校郊游 be on a trip 在旅途中go for/on a trip 去旅行 take/

8、have a trip 去旅行8.festival(n)节日 指传统的庆祝日1）the Spring Festival 春节2）the Lantern Festival 元宵节3）the Dragon Boat Festival 端午节 day n.天，日 大写时，表示节假日，休息日1）National Day 国庆节2）Childrens Day 儿童节9.busy(adj)忙碌的 反义词：free 空闲的1）be busy with sth 忙于某事2）be busy doing sth 忙于做某事eg:Tom忙于写他的作业。Tom is busy with his homework.=T

9、om is busy doing his homework.10.time 1)c.n.时间；Its time for sth 到.时间了eg.到上英语课的时间了。Its time for English class.Its time(for sb)to do sth 到(某人)做某事的时间了eg.到打篮球的时间了。Its time to play basketball.eg.到我们去生日聚会的时间了。Its time for us to go to the birthday party.2)c.n.次数 once 一次 twice 两次 three times 三次 four times 四

10、次 many times 许多次11.there adv.那里 反义词：here(adv)这里 over there 在那边 here and there=everywhere 到处eg.缇娜的书到处都是。Tinas books are here and there.12.have a good time doing sth =have(good/great)fun doing sth =enjoy oneself doing sth 开心做某事eg.他们举办艺术节很开心。They have a good time having an art festival.=They have fun having an art festival.=They enjoy themselves having an art festival.