原七年级英语上册 Unit 8 When is your birthday（第3课时）（Grammar Focus3c）同步语法精讲精练课件 （新版）人教新目标版

Unit 8When is your birthday?第三课时(Grammar Focus3c)单元同步语法精讲精练when为疑问副词，常用来询问时间，意为“什么时候”。When is sb.s birthday？是用来询问某人生日是何时的常用句型，意为“的生日是什么时候？”，其答语为：Sb.s birthday/It is日期，这里的Sb.s要用形容词性物主代词或名词所有格。如：When is her birthday？她的生日什么时候？Her birthday is on August 9th.她的生日是八月九日。on常用在表示星期几或具体某一日及某一日的上午、下午或晚上的名词前。如：on May 4th 在五月四日【拓展】表示在某一节日，也用介词on。如：on Teachers Day 在教师节in常用在年、月、季节、世纪及表示泛指的上午、下午或晚上的名词前。如：in March 在三月；in the morning 在早上at常用在表示某一具体时刻的名词前。如：at ten 在十点；at noon 在正午概念：表示事物的顺序的数词叫做序数词，它的作用相当于名词或形容词。构成：变异类：onefirst(第一)；twosecond(第二)；threethird(第三)。普通类：第四至第十九均在相应的基数词后加th，但第五(fifth)和第十二(twelfth)均把基数词five和twelve词尾的ve改为f，再加th。基数词eight的序数词，直接在后加h，即eighth。基数词nine的序数词，将词尾的e去掉，再加th，即ninth。“ty类”：即以“ty”结尾的整十的序数词是把对应的基数词的最后一个字母y变为i，再加eth。如：twenty(第二十)twentieth；fortyfortieth(第四十)几十几类：表示“几十几”的基数词变序数词时，只将个位变为序数词，十位数不变。如：twentythreetwentythird(第二十三)【注意】序数词的前面往往加定冠词the，但当序数词前有物主代词、指示代词等修饰时，则不必再加the。 一、写出下列各组基数词的序数词形式。1ten _four _six_2one _two _three_3fourteen _fifteen _nineteen_4twelve _five_5twenty _thirty_tenthfourthsixthfirstsecondthirdfourteenthfifteenthnineteenthtwelfthfifthtwentieththirtieth二、根据句意，选用介词at，on或in填空。6Is his birthday _ July?7My birthday party is _ three this afternoon.8We have a volleyball game _ June 10th.9I always have bread and milk for breakfast _ the morning.10Bills father always buys some books for him _ his birthday.11They always have a big dinner _ Womens Day.inatoninonon三、用括号中所给单词的适当形式填空。12I have a sister，she is only _ (five)13I am the _ (eight) girl to come to school today.14September is the _ (nine) month of the year.15Mr. Browns _ (one) son is our English teacher.16My _ (father) birthday is August 16th.17Do you know your _(parents) birthdays?fiveeighthninthfirstfathersparents 四、从方框中选出下列句子的正确的应答语。( )18.When is your sisters birthday?( )19.Is your mothers birthday in December?( )20.Are their birthdays in March?( )21.When are your grandparents birthdays?( )22.When is your birthday?ATheir birthdays are in November.BHer birthday is on May 10th.CNo，it isnt.Its in September.DMy birthday is in January.EYes，they are.BCEAD