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1、數(shù)詞張靜中學(xué)中考英語復(fù)習(xí)之?dāng)?shù)詞考點(diǎn)直擊數(shù)詞分基數(shù)詞和序數(shù)詞?;鶖?shù)詞表示數(shù)目。序數(shù)詞表示順序。考點(diǎn)直擊一.基數(shù)詞的用法基數(shù)詞在句中主要用作主語、賓語、定語、表語、同位語,例如:ThirtyofthemarePartymembers.(主語)---Howmanywouldyoulike?---Three,please.(作賓語)ThenineboysarefromTianjin.(定語)Sixplusfouristen.(表語)Wefourwillgowithyou.(同位語)(2)表示一個具體數(shù)字時,hundred,thousand,million不用復(fù)數(shù)Ourcou
2、ntryhasapopulationof1,300millionpeople.Therearethreethousandstudentsinourschool.(3)在表示一個不確定數(shù)字時則用復(fù)數(shù)。Afterthewar,thousandsofpeoplebecamehomeless.Maizeisthemostimportantfoodcropformillionsofpeopleintheworld.Theyarrivedintwosandthrees.(4)表示“……十”的數(shù)詞的復(fù)數(shù)形式可用來表示人的歲數(shù)或年代,例如:Heisinhisearlythirtie
3、s.Hediedstillinhisforties.Thistookplacein1930s.(4)表示時刻用基數(shù)詞。Wegetupatsix.Theworkersbeginworkateight.表示“幾點(diǎn)過幾分”,用介詞past,但須在半小時以內(nèi)。例如:tenpastten,aquarterpastnine,halfpasttwelve表示“幾點(diǎn)差幾分”用介詞to,但分?jǐn)?shù)須在半小時以上。例如:twentytonine,fivetoeight,aquartertoten表示“幾點(diǎn)幾分”還可直接用基數(shù)詞。例如:sevenfifteen,eleventhirty,ni
4、netwenty序數(shù)詞的用法(1)序數(shù)詞主要用作定語,前面要加定冠詞,例如:Thefirsttruckiscarryingafootbaskets.Johnlivesonthefifteenthfloor.(2)序數(shù)詞有時前面可加不定冠詞來表示“再一”,“又一”這樣的意思,例如:We'llhavetodoitasecondtime.ShallIaskhimathirdtime?WhenIsatdown,afourthmanrosetospeak.(3)由幾個序數(shù)詞和基數(shù)詞在拼寫時不對應(yīng),很容易寫錯,應(yīng)特別注意。它們是:one---first,two---second
5、,three---third,five---fifth,eight---eighth,nine---ninth,twelve---twelfth。(4)表示年,月,日時,年用基數(shù)詞表示,日用序數(shù)詞表示。1949年十月一日讀作:October(the)first,nineteensixty2004年九月十日讀作:September(the)tenth,twothousandandfour(5)表示分?jǐn)?shù)時,分子用基數(shù)詞表示,分母用序數(shù)詞表示。分子大于1時,分母加-s。例如:threefourths,onesecond,twofifths(6)序數(shù)詞有時用縮寫形式:fir
6、st→1stsecond→2ndthird→3rdfourth→4thtwenty-second→22nd真題訓(xùn)練1.About________studentsinourclasscandescribethatplaceinEnglish.A.three-fifthsB.three-fifthC.third-fiveD.third-fifths真題訓(xùn)練2.Nine_______poundsaweek?That’sverygood.A.hundredofB.hundredsofC.hundredsD.hundred