暑假专题序数词月份与日期时间表达法

暑期专题——序数词、月份与日期、时间表达法.教课要点与难点：基数词怎样变为序数词日期前介词的使用表达时间的两种方式二.详细内容：（一）序数词的组成序数词的基本组成一般是在相应的基数词后加-th，但要注意一些基数词变为序数词的不规则之处。Eg.one—firsttwo—secondthree—thirdfive—fiftheight—eighthnine—ninthtwelve—twelfth1.以-ty结尾的基数词变序数词的规则是把y改为Eg.twenty—twentiethforty—fortieth

ie

，再加-th。sixty—sixtieth

fifty

—fiftieth多位的序数词只将末端的基数词变为序数词，前面的位数不变。Eg.twenty-one—twenty-firstthirty-five—thirty-fiftheighty-six—eighty-sixth此外，序数词的简写形式用阿拉伯数字与序数词的最后两个字母表示。ththstrdEg.5第五8第八21第二十一103第一百零三1.表示日期nd.eg.Mellissa’sbirthdayisonApril22ChristmasDayisonDecember25th.2.表示第eg.Todaywe’lllearntheseventhlesson.Ourclassroomisonthethirdfloor.Hewonthefirstprize.（三）月份与日期月份前面不用冠词，它们的缩略形式以下：January—Jan.February—Feb.March—Mar.April—Apr.May—May.June—Jun.July—Jul.August—Aug.September—Sept.October—Oct.November—Nov.December—Dec.美式英语表示日期，其次序为“月+日+年”，英式英语为“日+月+年”。在年份前用逗号分开，且“日”用序数词。Eg.HewasbornonMay2nd,2005.st日期前介词的使用年、月前用ineg.HecametoBeijinginJune.ShewasinAmericain2000.日、天前用oneg.LindaisathomeonSunday.NationalDayisonOctober1st.（四）时间表达法顺读法：钟点数+分钟数4:25—fourtwenty-five7:00—seveno’clock逆读法：分钟数+介词（to/past）+钟点数，可分为两种状况。（1）分钟数不超出半小时，即小于、等于30分钟，用分钟数+past+钟点数eg.4:23–twenty-threepastfour5:19—nineteenpastfive（2）分钟数超出半小时，即大于30分钟时，用所差的分钟数+to+下一个钟点数eg.7:50—tentoeight10:48—twelvetoeleven（3）英语习惯把15分钟(fifteen)称为一刻aquarter，30分钟(thirty)称为eg.9:45—fifteen/aquartertoten;nineforty-five10:30—halfpastten;tenthirty

half3.发问时间Whattimeisit?It’sninethirty.Whatisthetime?It’shalfpastnine.Iusuallygetupataquarterpastsixinthemorning.When/Whattimedoyougetupinthemorning?.讲堂练习（一）单项选择。1.—Whenwereyouborn?—November5th.A.InB.AtC.OnD.Of2.Weworkweekdaysandhavearestweekends.A.on,atB.at,onC.in,onD.at,in3.WehavetwolessonsMondaymorning.A.inB.atC.onD.of4.Decemberismonthoftheyear.A.twelveB.twelvethC.twelfthD.thetwelfth5.Theschoolisnotfarfromhishome.Heoftenridestoschoolhisbike.A.byB.inC.onD.at（二）就划线部分发问。LisahasEnglishonTuesday.It’seighto’clock.Hildausuallywalkstoschool.Hildausuallywalkstoschoolwithhersister.ThestudentsgototheparkonSundays.（三）阅读下边短文，从方框中选择适合的词填空。by,at,don’t,home,early,on,begin,basketball,evening,and1weekdays,Igetupat6:30.Ihavebreakfastat7:002thenIgotoschool.Iusuallygotoschool3bike.Igettoschoolatabout7:30at8:00.Ihavelunch6school.Intheafternoon,classesareoverat3:30,andIget7atabout4:00.ButsometimesIdon’tleaveschoolso8,becauseIplay9there.ThenIgethomeat5:40.Ihavesuperatabout6:00.Inthe10,Idomyhomework.IoftenwatchTV,butsometimesIliketodosomereading.Igotobedatabout10:00.以上答案请见名师面授！【模拟试题】（答题时间：30分钟）一.用括号中所给单词的适合形式填空。1.Wearegoingtolearnthe(one)lessontoday.2.Lisaenjoys(watch)TVintheevening.3.Heplayscomputergamesfour(time)aweek.4.Whenisyour(brother)birthday,David?5.Ilearnmanythingsatschoolandmyfavorite(subject)aremathandphysics.二.单项选择。1.WehavenoschoolSundays.A.onB.atC.inD.with2.HegetstoShanghaithemorningofFriday.A.inB.atC.onD.for3.Mymothercookingverymuch.A.enjoyD.likesto4.Mrs.Brownlikeseatingchicken,buttodayshebeef.C.likestoeatD.eatbooksarethereinyourbackpack?A.HowmanyB.HowmuchC.WhenD.where6.TheyleavetheirschoolJuly.A.inB.onC.fromD.at三.完型填空。Myfatherisafarmer.Helives1mymotherinavillage.Itis2thetownofAshland.Myfathergrowsriceand3.Heworksveryhard.He4veryearlyeverymorning.He5homeathalfpastsixandwalkstothefield.Hisworkstartsatseveno’clock.He6backhomeforlunch.He7ashorthisworkataquartertotwo.Hegoesbackhomeataquarter9seven.Heusuallygoestobedbeforenineo’clock.He10tobedearlierthanmymother.1.A.andB.withC.infrontofD.together2.A.inB.atC.outsideD.out3.A.vegetablesB.vegetableC.applesD.food4.A.getsupB.getupC.putupD.puton5.A.leaveB.leavesC.goD.goes6