Unit1DreamhomesGrammarACardinalnumbersBOrdinalnumbersUnit1DreamhomesGrammarA1Whatnumberscanyousee?Whatnumberscanyousee?2學(xué)生早讀時已預(yù)習(xí)過本單元單詞，可利用幾分鐘時間帶學(xué)生快速回顧溫習(xí)。對單詞的熟練度越高，閱讀的速率也越高。單詞回顧學(xué)生早讀時已預(yù)習(xí)過本單元單單詞回顧3Wordsreviewzerohundredthousandmillionfootsquaremetreareaovernum.零num.百num.千num.百萬n.英尺adj.平方的n.<英>米，公尺<美>metern.面積prep.超過Wordsreviewzeronum.零4TolearnthecardinalnumbersandusethemtotalkaboutthenumbersofpeopleorthingsTolearntheordinalnumbersandusethemtotalkaboutdates,floors,positions,etc.ObjectivesTolearnthecardinalnumbers5語法講解建議采用歸納法，如盡可能多的呈現(xiàn)一些相關(guān)例句，或可讓學(xué)生從已學(xué)課文中找相應(yīng)例句，引導(dǎo)學(xué)生試著從所觀察到的語言現(xiàn)象中總結(jié)出語言規(guī)則和語法規(guī)律。語法講解建議采用歸納法，如盡可能多的呈現(xiàn)一些相關(guān)例句，或可讓6Lookatthefollowingsentences.1.ThenewstudentsinClass1,Grade7…(七年級上冊U1)2.LiHuais22yearsold.(七年級上冊U2)3.Thereare18classroomsinit.Myclassroomisonthegroundfloor.(七年級上冊U3)4.Ionlyhavefifteenyuan.(七年級上冊U7)Lookatthefollowingsentence7Sentencesfromthisunit:1.Therearetwentyrestaurantsintown.(P6)2.ThebiggestoneinFifthStreet!(P6)3.Iliveinatown15milesfromLondon.(P8)4.Ourflatisontheseventhfloor.(P8)5.Ithaseightrooms.(P8)Sentencesfromthisunit:1.Th8GuessingGametotestyoursenseofobservationtotestyourabilityofshort-termmemorytotestyourabilitytohighlightthelanguagepointsGuessGuessingGametotestyoursens91.ThenewstudentsinClass__,Grade__…2.LiHuais___

yearsold.3.Thereare___classroomsinit.Myclassroomisonthe________floor.4.Ionlyhave_______yuan.5.Thereare_______restaurantsintown.6.Thebiggestonein_____Street!7.Iliveinatown___milesfromLondon.8.Ourflatisonthe_______floor.9.Ithas______rooms.還記得這些數(shù)詞么？172218groundfifteentwentyFifth15seventheight1.ThenewstudentsinClass_101.Septemberisthe_____monthoftheyear.A.ninethB.ninthC.nineD.thetwelfth2._____

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of1.Septemberisthe_____mont11以上我們已經(jīng)通過歸納總結(jié)和練習(xí)對本課的語法內(nèi)容有了一定的了解，下面就讓我們根據(jù)之前練習(xí)的考察情況進一步選擇講解該語法項的重難點。以上我們已經(jīng)通過歸納總結(jié)和練習(xí)對本課的語法內(nèi)容有了一定的了解12表示數(shù)目和順序的詞叫做數(shù)詞。數(shù)詞又分基數(shù)詞和序數(shù)詞，基數(shù)詞表示數(shù)量，序數(shù)詞表示順序。表示班級、年級、學(xué)校人數(shù)等；(Class2,Grade7)2.表示城市和國家的人口數(shù)量等；3.表示電話號碼、車牌號、門牌號、價格、年份等。基數(shù)詞：表示數(shù)目和順序的詞叫做數(shù)詞。數(shù)詞又分基數(shù)詞和序數(shù)詞，基數(shù)詞表13①21～99的兩位數(shù)，十位與個位之間用連字符“-”。例：

21twenty-one

32thirty-two

98ninety-eight

99ninety-nine②101～999的三位數(shù)，百位數(shù)和后面的數(shù)之間用連詞and，百后用單數(shù)形式。例:

101onehundredandone

225twohundredandtwenty-five

999ninehundredandninety-nine基數(shù)詞的寫法①21～99的兩位數(shù)，十位與個位之間用連基數(shù)詞的寫法14③1000以上的數(shù)，從后面向前數(shù)，每三位中間點“,”，第一個“,”前為thousand，第二個“,”前為million，例：

2,567twothousandfivehundredandsixty-seven

3,018threethousandandeighteen

16,250,064sixteenmilliontwohundredandfiftythousandsixty-four③1000以上的數(shù)，從后面向前數(shù)，每三15hundred,thousand,million的用法：前面有數(shù)詞，則不用其復(fù)數(shù)，如twohundred,fivethousand等。表示上百、上千、上百萬時，用hundredsof,thousandsof,millionsof來表示。疑難點hundred,thousand,million的用法：16①一般來說，是由相應(yīng)的基數(shù)詞加詞尾th構(gòu)成。例：

four＋th→fourth

six＋th→sixth

seven＋th→seventh

ten＋th→tenth②下面這些基數(shù)詞在變?yōu)樾驍?shù)詞時，有特殊的變化。例：

one→first

two→second

three→third

five→fifth

eight→eighth

nine→ninth

twelve→twelfth序數(shù)詞的構(gòu)成①一般來說，是由相應(yīng)的基數(shù)詞加詞尾th序數(shù)詞的構(gòu)成17③十位整數(shù)序數(shù)詞的構(gòu)成方法是將基數(shù)詞的詞尾y變成i，然后再加eth。例：

twenty→twentieth

thirty→thirtieth

forty→fortieth

ninety→ninetieth④兩位或兩位以上的基數(shù)詞變成序數(shù)詞時，僅將個位數(shù)變成序數(shù)詞。例：

twenty-one→twenty-first

thirty-five→thirty-fifth

ahundredandfifty-three→ahundredandfifty-third③十位整數(shù)序數(shù)詞的構(gòu)成方法是將基數(shù)詞18基數(shù)詞-序數(shù)詞課件19基數(shù)詞-序數(shù)詞課件20TimeforreflectionWeusethe

cardinalnumbers

totalkaboutthenumbersofpeopleorthings.e.g.TheCNToweris1,815feettall.Thereareabout8,000,000peoplelivinginLondon.Weusethe

ordinalnumbers

totalkaboutdates,floors,positions,etc.e.g.Women’sDayisontheeighthofMarch.Ourflatisontheseventhfloor.Heisalwaysthefirsttocometoschoolinourclass.TimeforreflectionWeusethe21基數(shù)詞-序數(shù)詞課件221.I'm13yearsoldandmysisteris15yearsold.Somysisteris_____yearsolderthanme.(2012山東濟南)A.oneB.twoC.threeD.four2.______visitorscometoXingyiduringMayDayholidayseveryyear.(2012黔西南)A.Thousandsof

B.Twothousands

C.Thousandof

D.ThousandI.Choosethebestanswer.1.I'm13yearsoldandmysis233.—Howwasyourweekend?—Great!Itwasmygrandfather's______birthday.Weenjoyedourselves.(2012廣東)A.seventyB.seventiethC.theseventieth

D.seventeenth4.Hewrotehis______novelwhenhewas______.(2011湖北恩施)A.five;fifties

B.fifth;fifty

C.fifth;fiftieth3.—Howwasyourweekend?245.Pleaseturntopage______andlookatthe______pictureinthisunit.(2012山東聊城)A.twentieth;oneB.twenty;oneC.twentieth;firstD.twenty;first6.Ifa=3andb=4,what’stheanswertotheproblem:a+b+1=?Theansweris______.(2012四川宜賓)A.twelve

B.nine

C.eight

D.seven5.Pleaseturntopage______257.—WhereisClass___________?—It’sonthe_________floor.（2013天津）A.Six;thirdB.Sixth;third

C.Six;three

D.Sixth;three8.It’ssaidthat______ofthewateraroundtheworld______polluted.(2013黃石)A.twothird;has B.twothirds;haveC.twothird;are D.twothirds;is7.—WhereisClas