中考英語(yǔ) 重難考點(diǎn)解疑（三年真題+兩年模擬）第五講 數(shù)詞（原卷版 ）

第五講數(shù)詞考點(diǎn)掃描☆聚焦中考數(shù)詞是中考的?？键c(diǎn)也是必考點(diǎn)，主要考查基數(shù)詞、序數(shù)詞、概數(shù)詞以及分?jǐn)?shù)的表達(dá)。高頻考點(diǎn)一：基數(shù)詞的用法,基數(shù)詞：表示數(shù)量多少的數(shù)詞。2.序數(shù)詞：表示順序的數(shù)詞注意：基數(shù)詞的用法：用于修飾可數(shù)名詞，除“「'之外名詞都要用復(fù)數(shù)。高頻考點(diǎn)二：序數(shù)詞的用法基數(shù)詞變序數(shù)詞口訣:基變序，有規(guī)律，①一般情況直接加?th,如:four---fourth②一，二，三特殊記，詞尾t,d,d.(one-first,two—second,three-third)③8去t,9去e,ve要用f來(lái)代替(five,twelve是兩兄弟)之后再加-theight—eighth,nine—ninth,five-fifth,twelve一twelfth④以ty結(jié)尾的整十?dāng)?shù)，改y為ie,再加-th.twenty-twentieththirty-thirtiethtwenty-twentieththirty-thirtiethforty---fortiethfifty---fiftiethforty---fortiethfifty---fiftiethsixty-sixtiethseventy-seventiethsixty-sixtiethseventy-seventietheighty—eightiethninetyeighty—eightiethninety——ninetieth⑤幾百幾，幾十幾也容易，只需個(gè)位變?yōu)樾颉?序數(shù)詞的用法序數(shù)詞的用法：無(wú)論序數(shù)詞的數(shù)字有多大，在數(shù)量上都只是力”，所以序數(shù)詞只能用于修飾單數(shù)可數(shù)名詞。其前必須加定冠詞the,除非有one二即：總有這樣的標(biāo)志。the/one，s+序數(shù)詞+單數(shù)名詞高頻考點(diǎn)三：分?jǐn)?shù)、百分?jǐn)?shù)的表達(dá)及做主語(yǔ)的用法分?jǐn)?shù)的表達(dá)法：分?jǐn)?shù)由基數(shù)詞和序數(shù)詞合成。分子用基數(shù)詞，分母用序數(shù)詞。分子是1時(shí)，分母用單數(shù)形式；分子大于1時(shí)，分母用復(fù)數(shù)形式。百分?jǐn)?shù)的表達(dá)法：百分?jǐn)?shù)由基數(shù)詞+percent表示。分?jǐn)?shù)和百分?jǐn)?shù)跟名詞做主語(yǔ)，謂語(yǔ)動(dòng)詞的形式由后面的名詞決定。高頻考點(diǎn)四：hundred、thousand、million的用法當(dāng)這些詞與具體數(shù)字連用時(shí):習(xí)慣上用單數(shù)，而且也不后接介詞。f。當(dāng)這些詞不與具體數(shù)字連用，而是表示不確定的泛指數(shù)時(shí)，則不僅要要用復(fù)數(shù)，而且要后接介詞of,然后才能接名詞?？键c(diǎn)剖析☆名師點(diǎn)撥高頻考點(diǎn)剖析一：基數(shù)詞的用法數(shù)詞是表示數(shù)量多少或順序先后的詞，數(shù)詞可以分為基數(shù)詞和序數(shù)詞。100以內(nèi)的基數(shù)詞基數(shù)詞不難記，找清規(guī)律很容易，十二以內(nèi)詞各異，十三數(shù)到十九,teen莫忘記。二十、三十.?????至九十，尾巴要加ty。要說(shuō)“幾十幾”，中間“，別丟棄。若說(shuō)幾百幾十幾，百位十位用ando以上用法要記住，用時(shí)千萬(wàn)莫大意。例1：Therearemonthsinayear.Decemberisthemonthofayear.A.twelve;twelveB.twelfth;twelfthC.twelve;twelfthD.twelfth;twelve【解析】考查基數(shù)詞與序數(shù)詞。句意：一年中有個(gè)月，12月是第個(gè)月。第一空后是months,表示個(gè)數(shù)，用基數(shù)詞；第二空表示“第十二個(gè)月”，用序數(shù)詞，故選C?！敬鸢浮緾高頻考點(diǎn)剖析二：序數(shù)詞的用法.序數(shù)詞前要加定冠詞the,若序數(shù)詞前有形容詞性物主代詞或名詞所有格時(shí)省略theoBillismyfirstpenpal.比爾是我的第一個(gè)筆友。.序數(shù)詞前加a/an表示“又一，再一EventhoughtheBrownshavethreechildren,theystillwantafourthone.盡管布朗夫婦已有三個(gè)孩子，可他們還想再要一個(gè)。典例2)Hehasfailedtimes,buthewon'tgiveupachance.A.third,fourB.three,fourth C.third,fourth【解析】考查基數(shù)詞與序數(shù)詞。句意：他已經(jīng)失敗次了，但是不會(huì)放棄機(jī)會(huì)?；鶖?shù)詞three修飾times,第二空考查“不定冠詞+序數(shù)詞”表示"又一，再一”，故選7?！敬鸢浮緽高頻考點(diǎn)剖析三：分?jǐn)?shù)、百分?jǐn)?shù)的表達(dá)及做主語(yǔ)的用法.分?jǐn)?shù)的表達(dá)⑴分子用基數(shù)詞，分母用序數(shù)詞;如果分子大于1,分母要用復(fù)數(shù)形式。1/6onesixth3/4threefourths4/5fourfifths(2)在英語(yǔ)中，“四分之一”常表示為aquarter;“四分之三”表示為threequarters;“二分之一”表示為ahalfo.分?jǐn)?shù)的用法“分?jǐn)?shù)+of+限定詞+名詞復(fù)數(shù)”作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞應(yīng)用復(fù)數(shù)形式；“分?jǐn)?shù)+of+限定詞+不可數(shù)名詞/名詞單數(shù)”作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞常用單數(shù)形式。TwofifthsofthestudentsarefromChinainthisschool.這所學(xué)校五分之二的學(xué)生來(lái)自中國(guó)。Twothirdsofhermoneywasspentonclothes.她把三分之二的錢(qián)花在了衣服上。典例3—Arecentsurveyshowsthat35outof45studentsinmyclasswillsavetheirphonesfirstinafire.一Aboutofthestudentsmadesuchachoice?Lifeisfarmoreimportant,isn'tit?A.halfB.onethirdC.twothirdsD.threequarters【解析】考查分?jǐn)?shù)的表達(dá)方式。句意”一項(xiàng)近來(lái)的調(diào)查顯示，火災(zāi)發(fā)生時(shí)我們班45個(gè)學(xué)生中有35個(gè)會(huì)第一時(shí)間搶救他們的手機(jī)?！薄按蠹s有的學(xué)生做出這樣的選擇嗎？生命更重要,不是嗎？"half一半；onethird三分之一；twothirds三分之二;threequarters四分之三。根據(jù)“35outof45students”可知約為四分之三。故選D?！敬鸢浮緿高頻考點(diǎn)剖析四：有關(guān)數(shù)詞的一些特殊用法：l.one和two除了變序數(shù)詞first,second還可以變成次數(shù)once一次，twice兩次2.序數(shù)詞在使用時(shí)，通常前面要加定冠詞the,除非有。nek,如果序數(shù)詞前面有不定冠詞a/an時(shí)，則表示“再一”，“又一”。如：Ihavetwoapplesalready,butIwantathirdapple.?3.“基數(shù)詞+more+名詞”或“another+基數(shù)詞+名詞”表示在原來(lái)的基礎(chǔ)上增加的數(shù)量。意為“又'“屈”???IJ???如：twomoreapples=anothertwoapples?4.“基數(shù)詞-單數(shù)名詞”相當(dāng)于復(fù)合形容詞，作名詞的定語(yǔ)，用于表示時(shí)間，距離等。如：two-hourwalk=twohours*walk?5.hundred百,thousand千,million百萬(wàn).billion十億等的用法：簡(jiǎn)單記為：等的用法：簡(jiǎn)單記為：①其前沒(méi)有具體數(shù)字時(shí)其后要加s要與of連用,即“兩有如：hundredsof②其前有具體數(shù)字時(shí)，其后不能加-s,也不能與of連用，即“兩無(wú)”。：twohundred6.基數(shù)詞也可表示一些編號(hào)的順序，只需將基數(shù)詞放在單數(shù)名詞之后，不需要定冠詞the,但單詞的首字母必須大寫(xiě)。如：ClassFifty/Class50五十班Room3三號(hào)房間典例4—The15thChineseBridge-ChineseProficiencyCompetitionwillbeheldthisyear!-That'sgreat!foreigncollegestudentsareinterestedinChineselearning.A.HundredofB.ThousandsC.HundredD.ThousandsofD【解析】考查數(shù)詞的用法。句意“第十五屆漢語(yǔ)橋——中文比賽將在今年舉行！”“太棒了！外國(guó)大學(xué)生對(duì)漢語(yǔ)學(xué)習(xí)感興趣J此處指成千上萬(wàn)個(gè)外國(guó)大學(xué)生對(duì)漢語(yǔ)學(xué)習(xí)感興趣，表概數(shù)。故選Do【答案】D口訣學(xué)英語(yǔ)☆輕松又容易基數(shù)詞和序數(shù)詞的變化規(guī)律兩大數(shù)詞基和序，前表數(shù)量后第幾。構(gòu)成先談基數(shù)詞，1至12請(qǐng)認(rèn)真記。13至19teen結(jié)尾齊，ty結(jié)尾表示幾十。若要表達(dá)幾十兒，幾十短橫1到9。Onehundred一百記，若表幾百幾十幾。幾百and幾十幾，基數(shù)規(guī)律上述里。再把序數(shù)談仔細(xì)，第一至三獨(dú)立記。第四至十九結(jié)尾th,第廿到九十有規(guī)律?；鶖?shù)基礎(chǔ)y變ieth。第幾十幾有特例，第幾十由基數(shù)起，幾用序數(shù)有道理。第一百onehundred,若說(shuō)第一百幾十幾。Onehundredand第幾十幾。談此即告一段落。序有縮式莫忘記，上述須用心體味。分?jǐn)?shù)的表達(dá)方法子基母序分子大于1分母加Shundred、thousand、million的用法前有確數(shù)1至9不加s不加s不用of有s時(shí)有of,有of時(shí)有s考點(diǎn)過(guò)關(guān)☆專(zhuān)項(xiàng)突破1.（2022?黑龍江哈爾濱?校考一模）Tomwhoisyearsoldchosetheproblem.Atlast,heworkeditoutandwonthegame.A.nineth,forty B.nine,fortith C.nineteen,fortieth（2022?黑龍江哈爾濱??？家荒＃㊣t'stimesincewemetlast.A.oneandhalfmonths B.oneandahalfmonths C.oneandahalfmonths5（2022?四川達(dá)州?統(tǒng)考一模）weeksenough.A.Thethird;areB.Thethird;wereC.Three;are D.Three;was（2022?吉林長(zhǎng)春??？寄M預(yù)測(cè)）Nowadays,peoplelikeHUAWEIphonesbetter,andaboutofthemareadults.A.anumberof,four-fifths B.anumberof,four-fifthC.thenumberof,four-fifths D.thenumberof,four-five（2022?海南海口??？谑械谑闹袑W(xué)校聯(lián)考三模）Onmybirthday,myunclegavemeacooltoycarasapresent.A.five B.fifth C.thefifth（2022,陜西西安?高新一中校考一模）theteachersinourschoolismorethanonehundred,andofthemarewomenteachers.A.Anumberof;threefourth B.Anumberof;threefourthsC.Thenumberof;threequarter D.Thenumberof;threequarters（2022?江蘇鹽城??？既＃狢ouldyoutellmewhenMaxbegantodobusiness?——Sure.Hebegantodobusinesswhenhewasandhasearned2.56sofar.A.inhisthirties;billion B.inhisthirtieth;billionsofC.inhisthirties;billionsof D.inhisthirtieth;billion（2022?江蘇連云港?統(tǒng)考模擬預(yù)測(cè)）Tenyearslater,China'sQieyangShijiefinallygottheOlympicgoldmedal（獎(jiǎng)牌）.Shecameinthewomen's20kmracewalkattheLondon2012Olympics.A.thethirds B.third C.three D.thethree（2022?內(nèi)蒙古興安盟?統(tǒng)考二模）——Whatdoyouthinkoftheenvironmenthere,Mr.Wang?——Wonderful!ofthelandiscoveredwithtreesandgrass.A.Twofives B.Twofifth C.TwicefifthsD.Twofifths（2022?湖北黃岡?校聯(lián)考二模）一Whichofthethreepicturesdoyoulikebest,KangKang?一Thepicture!Ithinkit'sthemostbeautiful!A.two B.three C.first D.one?（2022?山東，賓夕l,|.統(tǒng)考二模）—peoplepreferHUAWEIphones,andaboutofthemareadults.一Yes.HUAWEIisverypopularnowadays.A.Thenumberof;four-fifths B.Anumberof;four-fifthC.Anumberof;four-fifths D.Thenumberof;four-five（2022?湖北咸寧?校聯(lián)考模擬預(yù)測(cè)）Thenumberofthecarsinourneighbourhoodabouteight.A.is;hundredB.are;hundredC.is;hundredsD.are;hundreds（2022?黑龍江哈爾濱?統(tǒng)考二模）HereisasurveyamongtwohundredstudentsinChenguangMiddleSchool.Theydodifferentkindsofthingsonweekendstogetrelaxed.Accordingtotheformbelow,studentsdosomethingthathastodowithmusicalinstruments.WhattodoPlayingchessPlayingtheviolinReadingbooksPlayingthedrumsPercentage（百分比）25%?*35%15%A.50B.80C.130A.50B.80C.130（2022?福建?校聯(lián)考模擬預(yù)測(cè)）一IstheYellowRiverthelongestriverinChina?-No.It'sthelongestJustshorterthantheChangjiangRiver.A.first B.second C.third（2022?江蘇常州?統(tǒng)考二模）Ihearofthestudentsinmyclassusedtohavinglessonsonline.A.twothird;isB.twothird;areC.twothirds;isD.twothirds;are（2022?湖北黃石?統(tǒng)考模擬預(yù)測(cè)）Tony'smomlooksyoungandbeautiful.TfshardtoimaginesheisalreadyinherA.fifties B.fifty C.fiftieths D.fiftieth（2022?內(nèi)蒙古呼倫貝爾?統(tǒng)考模擬預(yù)測(cè)）It'sreportedthatagirlnamedWangLihaswonmorethan100medals.Shestartedtolearntodanceattheageof.A.14-year-old;threeB.14yearsold;thirdC.14-year-old;thirdD.14yearold;three（2022?新疆伊犁?統(tǒng)考二模）ErieisandhehasansisterA.ten-year-old;eightyearold B.tenyearsold;eight-year-oldC.ten-year-old;eightyearsold D.tenyearsold;eight-years-old（2022?江蘇宿遷?統(tǒng)考一模）Accordingtothesurvey,ofthestudentsinourclassseenthefilmNiceView.A.twothirds;hasB.twothrees;haveC.secondthirds;hasD.twothirds;have（2022?江蘇蘇州?統(tǒng)考二模）AboutofmyclassmateshavebeentoBeijing.A.threefourth B.threefourths C.thirdfourths D.threequarter,（2022?廣西河池?統(tǒng)考中考真題）Nowadays,birdsflytothewarmsouthinwinter.A.million B.millions C.twomillions D.millionsof（2022?黑龍江綏化?統(tǒng)考中考真題）Therearepaintingsonexhibition（展覽）.workswerecreatedbyyoungartists.A.twohundred;TwohundredsB?twohundreds;HundredsofC.hundredsof;Twohundred（2022?貴州銅仁?統(tǒng)考中考真題）一IhavebeentoMountFanjingthreetimes.Whataboutyou?—Ihavebeentherethreetimes,too.AndIwouldliketovisititatime.A.three B.third C.four D.fourth（2022?青海?統(tǒng)考中考真題）WangYapingbecomesfemaletaikonauttoworkinChina'sspacestation.A.one B.first C.thefirst（2022?西藏?統(tǒng)考中考真題）ThedayofOctoberisNationalDay.A.one B.two C.first D.second（2022?山東東營(yíng)?統(tǒng)考中考真題）Dentist:Madam,twenty-fivedollarsforpullingyourson^tooth,please.Madam:Twenty-fivedollars!Butyoutoldmefivedollarseachpatient.Dentist:Yes.Butyoursoncriedsoloud.Hescaredaway（嚇跑）otherpatients.A.four B.five C.twenty D.twenty-five（2022?遼寧鞍山?統(tǒng)考中考真題）一Didyouwatchthesecond"Tiangonglecture”（天宮課堂）onMarch23,2022?一Yes,abouttwostudentsinourschoolwatchedit.A.thousand B.thousandsofC.million D.millionsof（2022.ll|東:齊南?統(tǒng)考中考真題）Thecouplehavetwokids.Theyarehappythatthey'llhavetheonesoon.A.first B.second C.third D.fourth（2022?遼寧朝陽(yáng)?統(tǒng)考中考真題）一ItisMom'sbirthdaynextWednesday.Whatshouldwedo?一Whataboutbuyingherflowerstoshowourlove?A.forty;forty B.forty;fortiethC.fortieth;fortyD.fortieth;fortieth（2022?湖南郴州?統(tǒng)考中考真題）Aboutofmyclassmateshelptheirparentsdohouseworkonweekends.A.twofifths B.secondfive C.secondfifths.（2022?黑龍江?統(tǒng)考中考真題）TheGreatWallisasymbolofChina.Itattractstravelersfromallovertheworldtovisitit.A.millionsof B.tenmillionof C.tenmillions（2022?貴州黔東南?統(tǒng)考中考真題）一isthepopulationofGuizhou?一Ithasmorethanpeople.A.Howmuch;thirty-eightmillionsofB.Howmany;thir