專題09 數(shù)詞-小學(xué)語(yǔ)法精講精練（附口訣、練習(xí)和答案）

小學(xué)語(yǔ)法小學(xué)語(yǔ)法精講精練專題09數(shù)詞思考引入思考引入 太棒了!我最喜歡情態(tài)動(dòng)詞了,因?yàn)榈臅r(shí)候,謂語(yǔ)動(dòng)詞都是原形,不用變來(lái)變?nèi)サ摹Ｌ袅?我最喜歡情態(tài)動(dòng)詞了,因?yàn)榈臅r(shí)候,謂語(yǔ)動(dòng)詞都是原形,不用變來(lái)變?nèi)サ?。合哈?那你真的熟悉所有的情態(tài)動(dòng)詞嗎?你搞清楚它們的用法和區(qū)別了嗎?合哈哈!那你真的熟悉所有的情態(tài)動(dòng)詞嗎?你搞清楚它們的用法和區(qū)別了嗎?哎..哎這個(gè)嘛那那今天我們就一起來(lái)學(xué)習(xí)幾組常用的情態(tài)動(dòng)詞。知識(shí)概覽知識(shí)概覽知識(shí)精講知識(shí)精講一、基數(shù)詞1.基數(shù)詞的構(gòu)成(1)基數(shù)詞1~12,拼寫形式各不同123456onetwothreefourfivesix789101112seveneightnineteneleventwelve(2)基數(shù)詞13～19,詞尾加-teen(13,15和18拼寫較特殊)13141516171819thirteenfourteenfifteensixteenseventeeneighteennineteen(3)基數(shù)詞20～99①整十?dāng)?shù)基數(shù)詞詞尾加-ty(20,30,40,50和80拼寫較特殊)ninetyeightyseventysixtyfiftyfortythirtytwenty9080706050403020②非整十?dāng)?shù)基數(shù)詞由“整十?dāng)?shù)基數(shù)詞+個(gè)位數(shù)基數(shù)詞”構(gòu)成，中間用“-”連接ninety-nineninety-eightninety-seveneighty-sixseventy-six9998978676sixty-fivefifty-fourforty-threethirty-twotwenty-one6554433221(4)基數(shù)詞100～999①整百數(shù)基數(shù)詞由“個(gè)位數(shù)基數(shù)詞+hundred”構(gòu)成100200300onehundredtwohundredthreehundred400500600fourhundredfivehundredsixhundred700800900sevenhundredeighthundredninehundred②非整百數(shù)基數(shù)詞由“整百數(shù)基數(shù)詞+整十?dāng)?shù)基數(shù)詞+個(gè)位數(shù)基數(shù)詞”構(gòu)成，百位數(shù)和十位數(shù)之間用and連接，十位數(shù)和個(gè)位數(shù)之間用“-”連接101111onehundredandoneonehundredandeleven220656twohundredandtwentysixhundredandfifty-six781999sevenhundredandeighty-oneninehundredandninety-nine(5)基數(shù)詞1000及以上，先將數(shù)字從右往左數(shù)，每三位數(shù)用“,”隔開(kāi)。從右往左第一個(gè)逗號(hào)表示“千”讀作thousand;第二個(gè)逗號(hào)表示“百萬(wàn)”讀作million;第三個(gè)逗號(hào)表示“十億”讀作billion1000(一千)10,000(一萬(wàn))100,000(十萬(wàn))onethousandtenthousandonehundredthousand1,000,000(一百萬(wàn))10,000,000(一千萬(wàn))100,000,000(一億)onemilliontenmilliononehundredmillion1,000,000,000(十億)onebillion2.基數(shù)詞的常見(jiàn)用法(1)表示數(shù)量Therearenineteenboysinourclass.我們班有十九個(gè)男生。(2)表示年齡Sheisfourteenyearsold.她十四歲。(3)表示時(shí)間It'ssixtwenty-fivenow.現(xiàn)在是6點(diǎn)25分。Ittakesmetenminuetstowalkthere.我走到那里要花10分鐘。BeijingheldtheWinterOlympicsin2022.北京在2022年舉辦了冬奧會(huì)?；鶖?shù)詞表示年份時(shí)，通常先讀前面兩位數(shù)，再讀后面兩位數(shù)。如：2022讀作：twentytwenty-two(4)表示價(jià)格—Howmuchisthiscoat?這件外套多少錢?—It'stwohundredyuan.兩百元。(5)表示號(hào)碼Myphonenumberis150-7923-7406.我的電話號(hào)碼ItakebusNo.32toschooleveryday.我每天都坐32路公交車去上學(xué)。(6)表示計(jì)量Heis1.7meterstall.他身高1.7米。Itgotdowntotwenty-sevendegreeslastnight.昨晚氣溫降到了27度。熱身小練①翻一翻。請(qǐng)你翻譯下列短語(yǔ)，數(shù)字用英文表示。9歲______________________12點(diǎn)37分______________________185元______________________601名學(xué)生______________________答案：1.nineyearsold2.twelvethirty-seven3.onehundredandeighty-fiveyuan4.sixhundredandonestudents二、序數(shù)詞序數(shù)詞是表示順序的詞。1.序數(shù)詞的構(gòu)成(1)序數(shù)詞1~3,拼寫形式各不同第1第2第3firstsecondthird(2)序數(shù)詞4～19,在基數(shù)詞后面加-th(第5,第8,第9和第12拼寫較特殊)第4第5第6第7第8第9fourthfifthsixthseventheighthninth第10第11第12第13第14第15tentheleventhtwelfththirteenthfourteenthfifteenth第16第17第18第19sixteenthseventeentheighteenthnineteenth(3)序數(shù)詞20～999①整十?dāng)?shù)序數(shù)詞，將整十?dāng)?shù)基數(shù)詞詞尾的y變成i,再加-eth第20第30第40第50twentieththirtiethfortiethfiftieth第60第70第80第90sixtiethseventietheightiethninetieth②整百數(shù)序數(shù)詞，直接在hundred后面加-th第100第200第300onehundredthtwohundredththreehundredth第400第500第600fourhundredthfivehundredthsixhundredth第700第800第900sevenhundredtheighthundredthninehundredth③非整十?dāng)?shù)和非整百數(shù)序數(shù)詞，將基數(shù)詞的個(gè)位數(shù)變?yōu)樾驍?shù)詞第21第32第43第54twenty-firstthirty-secondforty-thirdfifty-fourth58第65第76第87第98sixty-fifthseventy-sixtheighty-seventhninety-eighth第101第111onehundredandfirstonehundredandeleventh第222第999twohundredandtwenty-secondninehundredandninety-ninth序數(shù)詞是可以縮寫的，其縮寫形式為“阿拉伯?dāng)?shù)字+序數(shù)詞的最后兩位字母”。如：first=1stthirty-second=32ndforty-third=43rdfifth=5thninety-eighth=98thonehundredth=100th2.序數(shù)詞的常見(jiàn)用法(1)表示順序Hissecondbookisbetterthanhisfirst.他的第二本書比第一本好。Ourreadingroomisonthethirdfloor.我們的閱讀室在三樓。(2)表示日期—WhenisTreePlantingDay?植樹(shù)節(jié)是什么時(shí)候?—It'sonMarch12th.3月12日。熱身小練②變一變。請(qǐng)你將下列基數(shù)詞變成序數(shù)詞。1.one,two,three序數(shù)詞：______________________2.seven,five,eight序數(shù)詞：______________________3.nineteen,twenty-six,fifty序數(shù)詞：______________________答案：1.first,second,third2.seventh,fifth,eighth3.nineteenth,twenty-sixth,fiftieth知識(shí)精練知識(shí)精練一、單選題()1．Tomlivesonthe________floorofthisbuilding.A．nine B．ninth C．nineth()2．Thereare_________monthsinayear.The_________monthisDecember.A．twelve;twelve B．twelve;twelfth C．twelfth;twelfth()3．There’re_________monthsinayear.Aprilisthe_________monthoftheyear.A．twelve;third B．twelfth;four C．twelve;fourth()4．Inthemorning,wehave______lessonsandthe______lessonisBiology.A．three;three B．third;three C．third;third D．three;third()5．Therearethree_________studentsinourschool.A．thousand B．thousands C．hundreds()6．Therearetwobirdshere.Ilikethe_______one.A．two B．second C．twoth()7．Itwasmygrandma’s_____birthday.Mymother_____heragift.A．theninetieth;gave B．theninetieth;gives C．ninetieth;gave()8．Wemuststudy_______.A．LessonFive B．lessonFive C．Lessonfive()9．TheChangjiangRiverismorethansix_________long.A．thousandkilometresB．thousandskilometreC．thousandskilometres()10．Marchisthe________month(月)oftheyear.TreePlantingDayis________March12th.A．third;on B．three;at C．fifth;in()11．Thislibraryhasgotabouteight_____books.A．millions B．hundreds C．thousand()12．Tuesdayismylittlebrother's______birthday.Heis______.A．four;fourth B．five;fifth C．fourth;four D．fourth;fourth()13．Youcanseethree_________studentsontheplayground.A．thousand B．thousands C．thousands’ D．thousandes()14．TherearestudentsinLily’sclass.She’stheone.A．fourty;twelve B．forty;twelfthC．forty;twelve D．fourteenth;twelve()15．—JackieChanhasdonated_________dollarstocharity.—Heisanexampletousall.A．thousand B．thousands C．thousandof D．thousandsof二、用單詞正確形式填空16．It’s_____(twelve)ofNovember.It’smymother’sbirthday.17．Goalongthisstreet,turnleftatthe_____(two)trafficslights.18．Septemberisthe____(nine)monthoftheyear.19．Thereareten____(child)inthisgroup.Nancyisthe____(five)tosingasong.20．Thereare____monthsinayear.Decemberisthe____(twelve)month.21．Ithinkthe_________(two)storyinthebookis