專題(四)

數(shù)詞第二篇語法專題突破考點一基數(shù)詞1.基數(shù)詞的基本形式(1)1—12獨立成詞,需逐個記憶。(2)13—19的基數(shù)詞以-teen結(jié)尾。尤其要注意thirteen,fifteen,eighteen的正確拼寫。(3)表示“整十”的基數(shù)詞(20—90)都以-ty結(jié)尾。其中要特別注意twenty,thirty,forty,fifty,eighty,ninety的正確拼寫。(4)hundred,thousand,million,billion等詞前有具體數(shù)字時,不能加-s,也不與of連用;無具體數(shù)字時,要加-s,且與of連用。2.基數(shù)詞的其他表達(dá)形式(1)21—99的寫法是在十位和個位中間加連字符號“-”。36—thirty-six

97—ninety-seven(2)101—999的構(gòu)成是百位和十位之間(若十位為零,則在百位和個位之間)用and連接。601—sixhundredandone755—sevenhundredandfifty-five(3)四位數(shù)或者四位數(shù)以上的基數(shù)詞的拼寫規(guī)律:從右往左每三位加一個逗號,第一個逗號讀作thousand(千),第二個逗號讀作million(百萬),第三個逗號讀作billion(十億)。94,295—ninety-fourthousandtwohundredandninety-five(4)“基數(shù)詞-單數(shù)名詞”相當(dāng)于復(fù)合形容詞,只能作定語,用于表示時間、距離等。aten-minutewalk步行10分鐘的路程(5)“基數(shù)詞+more”與“another+基數(shù)詞”意義相同,表示“再……;另外……”。twomoredays=anothertwodays另外兩天考點二序數(shù)詞第一到第十第十一到第十九第二十以上first-1steleventh-11thtwentieth-20thsecond-2ndtwelfth-12ththirtieth-30ththird-3rdthirteenth-13thfortieth-40thfourth-4thfourteenth-14thfiftieth-50thfifth-5thfifteenth-15thsixtieth-60thsixth-6thsixteenth-16thseventieth-70thseventh-7thseventeenth-17theightieth-80th（續(xù)表）第一到第十第十一到第十九第二十以上eighth-8theighteenth-18thninetieth-90thninth-9thnineteenth-19thhundredth-100thtenth-10ththousandth-1000th【巧學(xué)妙記】基變序,有規(guī)律,詞尾加上-th;一、二、三,特殊記,結(jié)尾字母t,d,d(first,second,third);8去t(eighth),9去e(ninth),ve要用f替(fifth,twelfth);遇y變ie,然后再加-th;遇到“幾十幾”,只變個位就可以?？键c三數(shù)詞的表達(dá)方式March12,2018

2018年3月12日onethird三分之一twothirds三分之二five(o'clock)5點鐘

fivepastseven7點5分twentytoeight7點40分Page62/thesixty-secondpage第62頁inthe1970s在20世紀(jì)70年代inhisforties在他四十多歲時考點四數(shù)詞的注意事項1.hundred,thousand,million前有基數(shù)詞修飾時,表示確數(shù),其后不加“-s”,也不與of連用;但表示“數(shù)百、數(shù)千、數(shù)百萬”這樣的概數(shù)時,后面加“-s”,并與of連用。Therearetwohundredpeopleinthehall.大廳里有200人。Thousandsofpeoplegotothebeacheveryyear.每年有成千上萬的人到海灘去。Millionsofpeopleintheworldaresendingandreceivinge-mailseveryday.每天世界上有數(shù)百萬人在收發(fā)郵件。2.序數(shù)詞在使用時,通常前面要加定冠詞the;但如果序數(shù)詞前出現(xiàn)不定冠詞a或an,則表示“再一;又一”;當(dāng)序數(shù)詞前有物主代詞時,不需加the。We'vetriedittwice.Mustwetryitathirdtime?我們已經(jīng)試過兩次了。我們必須再試一次(第三次)嗎?3.“分?jǐn)?shù)+of+范圍”作主語時,謂語動詞的形式取決于前面的范圍。范圍為單數(shù)概念時,謂語動詞用單數(shù)形式;范圍為復(fù)數(shù)概念時,謂語動詞用復(fù)數(shù)形式。Onethirdofthebooksaremine.三分之一的書是我的。Onethirdofthewaterhasbeenpolluted.三分之一的水已經(jīng)被污染了。Ⅰ.單項填空1.[2019·蕪湖二模]Kateisaschoolgirl.Shegotmanypresentsonher

birthday.

A.nine

B.theninthC.ninetieth D.ninth2.[2019·馬鞍山模擬]It'sreportedthatpeoplethrow

plasticbagsalongthisstreeteveryday.

A.hundred B.hundredsC.hundredof D.hundredsofDD3.[2019·淮南一模]It'sreportedthatovereight

peoplelosttheirlivesintheearthquakeinNepalthisyear.

A.thousand

B.thousandsC.thousandof D.thousandsof4.[2019·太和一模]Lastyear,threehundredEnglishteacherstookpartinthe

EnglishTraining.

A.two-month B.two-monthsC.twomonths D.twomonthAA5.[2019·合肥一模]—Whatdoyouknowaboutthecartoon?—Well,itbecameverypopularinWesterncountries

whenthecreatorofitwasonly

.

A.in1990s;inhistwenties B.inthe1990s;inhistwentiesC.inthe1990;inhistwenty D.in1990;inthetwenties6.[2019·合肥一模]Myhomeisabout

frommyschool.

A.15minutes

B.10minute'srideC.20minutesbybike D.15minute'sonfootBC7.[2019·和縣一模]Boysandgirls,pleaseturntoPage

andlookatthe

picture.

A.Fifth;five B.Five;fiveC.Fifth;fifth D.Five;fifth8.

oftheworld'sbooksandnewspapersarewritteninEnglish.

A.Thirdquarters B.ThreequartersC.Threequarter D.ThirdquarterDB9.[2017·安慶模擬]Mr.Greenwrotemorethan20storiesinhis

.

A.five B.fiftieth C.fifth D.fifties[答案]D[解析]“in+one's+整十基數(shù)詞的復(fù)數(shù)形式”表示“在某人幾十多歲時”。故選D。10.[2017·淮北模擬]Onher

birthday,shegotaniPadasagiftfromherfather.

A.twelve B.twelfthC.thetwelve D.thetwelfth11.[2017·蕪湖模擬]Myfamilyaregoingtohaveapartytocelebratemygrandpa's

birthday.

A.ninety B.nineties C.ninetieth D.ninetiethsBC12.[2017·淮南模擬]—Whatdoyouthinkoftheenvironmenthere?—Wonderful!

oftheland

coveredwithtreesandgrass.

A.Twofifths;is B.Twofifth;isC.Twofifths;are D.Twofifth;areAⅡ.單詞拼寫根據(jù)首字母及漢語提示,完成下列單詞的拼寫,使句意明確,語言通順。1.PleaseturntoPage8andlookatthes

(第二)picture.

2.It'sthef

(五)timethatI'vebeentoAmerica.

3.Therestaurantreceivesfiveh

(百)customerseveryday.

4.—Whattimeisit?—Itisaq

(刻)pastfive.

5.Mycousinlivesonthet

(二十)floorinthatbuilding.

econdifthundreduarterwentieth6.Mr.Zhanglivesonthen

(九)floor.

7.It's