重难点突破04数词中考英语语法复习重难点释疑与突破.docx
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重难点突破04数词中考英语语法复习重难点释疑与突破.docx
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重难点突破04数词中考英语语法复习重难点释疑与突破
中考英语总复习语法重难点释疑与突破04
数词
【重难点释疑】
1、分类:
数词有基数词和序数词两种。
英语的数词可以作句子的主语、宾语、表语和定语。
2、基数词:
表示数目的词叫基数词。
英语中常用的基数词有:
1
2
3
4
5
6
7
8
9
10
11
12
one
two
three
four
five
six
seven
eight
nine
ten
eleven
twelve
13
14
15
16
17
18
19
thirteen
fourteen
fifteen
sixteen
seventeen
eighteen
nineteen
20
30
40
50
60
70
80
90
100
twenty
thirty
forty
fifty
sixty
seventy
eighty
ninety
one(a)hundred
23
35
101
twenty-three
thirty-five
onehundredandone
1000→one(a)thousand,10000→tenthousand,100000→onehundredthousand,1000000→onemillion,10000000→tenmillion,100000000→onehundredmillion,
108→onehundredandeight,146→onehundredandforty-six,500→fivehundred,1001→onethousandandone,1813→onethousandeighthundredandthirteen.
[注]:
(1)百位与十位之间要加and;十万位和万位,亿位和千万位之间通常也要加and。
(2)英语用千、百万等单位计数,大数字从右向左看,每隔三位划一逗号,倒数第一个逗号之前要用thousand,倒数第二个逗号之前要用million,倒数第三的逗号之前要用billion表示。
(3)hundred、thousand、million作数词时,不用复数,前面可以加上one,two,…等其它数词。
用作名词时复数表示“成…上…”,后面必须要有of,前面可以加上some,many,several等词。
如:
fivehundred(五百),hundredsof(成百上千的),tenthousand(一万),thousandsof(成千上万的),millionsof(成百万的)
3、序数词:
表示顺序的数词叫序数词。
英语的序数词基本变法:
(1)一般在基数词后加th,
(2)-ve结尾的改为-fth,(3)-ty结尾的改为-tieth,(4)熟记特殊词。
序数词如下:
1st
2nd
3rd
4th
5th
6th
7th
8th
9th
10th
11th
12th
first
second
third
fourth
fifth
sixth
seventh
eighth
ninth
tenth
eleventh
twelfth
13th
14th
15th
16th
17th
18th
19th
thirteenth
fourteenth
fifteenth
sixteenth
seventeenth
eighteenth
nineteenth
20th
30th
40th
50th
60th
70th
80th
90th
100th
twentieth
thirtieth
fortieth
fiftieth
sixtieth
seventieth
eightieth
ninetieth
oneundredth
21st
22nd
23rd
35th
101st
twenty-first
twenty-second
twenty-third
thirty-fifth
onehundredandfirst
1000th→onethousandth,1000000th→onemillionth.,第703→thesevenhundredandthird,
第5480→thefivethousandfourhundredandeightieth.
3、注:
(1)两位以上的序数词仅个位数部分用序数词,其余部分仍用基数词。
如:
thirty-sixth,
(2)使用序数词时一般加定冠词the.如:
I’minthethirdgrade.
(3)序数词作“几分之几”讲时,有复数形式。
如:
1/5→onefifth;2/3→twothirds;4/7→foursevenths;1/2→ahalf;1/4→aquarter;3/4→threequarters;50%→fiftyhundredths(fiftypercent).
4、数词的用法:
(1)表示年份:
2002:
twentythousandandtwo;1976:
nineteenseventy-six.
(2)表示日期:
12月1日:
Dec.1st或thefirstofDecember;2002年11月8日:
Nov.8th,2002.
(3)表示时刻:
5:
15→fivefifteen或aquarterpastfive;8:
30→eightthirty或halfpasteight;10:
45→tenforty-five或aquartertoeleven.
(4)表示编号:
Room105→Roomone0five;BusNo.13→BusNumberThirteen;P.5→PageFive;Tel.No.7658659→TelephoneNumberseven-six-five-eight-six-five-nine
(5)小数的读法:
5.7→fivepointseven,0.16→zeropointonesix.
(6)“半”的表达:
1/2→half,半小时→halfanhour,1.5小时→oneandahalfhours或onehourandahalf.
(7)序数词前面加the时,表示顺序,加a/an时表示“再一、又一”。
如:
Thethirdlessonisratherdifficult.(第三课相当难)/Shallwereadthetextathirdtime?
(我们把课文读第三遍,好吗?
)
【重难点突破】
基础能力演练
一、根据句意及所给提示写单词
1.(2020·贵港)Todaywebegintolearnthe(第八)lesson.Itisaboutdeliciousfood.
2.(2020·盐城)IntheWarringStatesperiod,Mozimadethe(第一)kiteinhistoryoutofwood.
3.(2020·南京)Thisisthe(第三)timethatIhavebeeninNanjing.
4.(2020·临沂改编)AftertheGreatWallStation,Zhongshan,KunlunandTaishan,Chinaisnowbuildingits
(第五)researchstationinAntarctica.
5.(2020·牡丹江)Althoughmygrandfatheris(九十)yearsold,heisstillingoodhealth.
6.Nowadays,(很多)peoplelikeHUAWEIphonesbetter,andaboutfour-fifths(五分之四)ofthemareadults.
7.Everyyear,(数以千计的)booksaregivenawaytothepoorchildreninthecountryside.
8.PeterwasborninParison(3月4日),1975.
9.It’s(1:
58).
10.Thenumber“27,456”canbereadas“”(27,456).
二、根据句意用括号中所给单词的适当形式填空
11.(2020·武威)It’snevertoooldtolearn.KarlMaxbegantolearnRussianinhis(fifty).
12.(2020·大庆)Althoughyouwonthe(four)placeinthecompetition,I’mreallyproudofyou.
13.(2020·绥化)Todayishismother’s(forty)birthday.
14.Asweallknow,Teachers’Dayisinthe(nine)monthoftheyear.Itisthebesttimeforustoshowourloveandrespecttothem.
15.Whatshouldwedonow,MrWang?
PleaseturntoPage(twelve)andlookatthe
(five)picture.
三、用方框中所给词的适当形式填空,每词限用一次
thousand,twelve,one,three,interest,four
16.MissLinlivesonthefloor.Sheistiredofclimbingstairs.
17.Overthepast22years,RenJianguohascarriedonvolunteerworktoprotectofwildducksontheChangbaiIslandinJilin.
18.Thereisacinemaontheflooroftheshoppingcenter.
19.InNovember,1979,pupilsinEnglandwereabletowatchanewTVprogramcalledMonkey.Mostofthemwerehearingthisstoryforthetime.
20.First,shesaidshewasinreadingandwritingstories.Second,shesaidshelikedhistory.,shesaidsheenjoyedchemistry.
参考答案
一、1.eighth(第八)lesson.Itisaboutdeliciousfood.
2.(2020·盐城)IntheWarringStatesperiod,Mozimadethefirst(第一)kiteinhistoryoutofwood.
3.(2020·南京)Thisisthethird(第三)timethatIhavebeeninNanjing.
4.(2020·临沂改编)AftertheGreatWallStation,Zhongshan,KunlunandTaishan,Chinaisnowbuildingitsfifth(第五)researchstationinAntarctica.
5.(2020·牡丹江)Althoughmygrandfatherisninety(九十)yearsold,heisstillingoodhealth.
6.Nowadays,anumberof(很多)peoplelikeHUAWEIphonesbetter,andaboutfour-fifths(五分之四)ofthemareadults.
7.Everyyear,thousandsof(数以千计的)booksaregivenawaytothepoorchildreninthecountryside.
8.PeterwasborninParisonMarchthefourth/thefourthofMarch(3月4日),1975.
9.It’stwototwo/onefifty-eight(1:
58).
10.Thenumber“27,456”canbereadas“twenty-seventhousand,fourhundredandfifty-six”(27,456).
二、11.(2020·武威)It’snevertoooldtolearn.KarlMaxbegantolearnRussianinhisfifties(fifty).
12.(2020·大庆)Althoughyouwonthefourth(four)placeinthecompetition,I’mreallyproudofyou.
13.(2020·绥化)Todayishismother’sfortieth(forty)birthday.
14.Asweallknow,Teachers’Dayisintheninth(nine)monthoftheyear.Itisthebesttimeforustoshowourloveandrespecttothem.
15.Whatshouldwedonow,MrWang?
PleaseturntoPagetwelve(twelve)andlookatthefifth(five)picture.
三、16.MissLinlivesonthetwelfthfloor.Sheistiredofclimbingstairs.
17.Overthepast22years,RenJianguohascarriedonvolunteerworktoprotectthousandsofwildducksontheChangbaiIslandinJilin.
18.Thereisacinemaonthefourthflooroftheshoppingcenter.
19.InNovember,1979,pupilsinEnglandwereabletowatchanewTVprogramcalledMonkey.Mostofthemwerehearingthisstoryforthefirsttime.
20.First,shesaidshewasinterestedinreadingandwritingstories.Second,shesaidshelikedhistory.Third,shesaidsheenjoyedchemistry.
能力突破练习
1.About__________ofthestudentsdon'tlikestudyingonlineinmyclass,becausetheycan'tdiscusswiththeirclassmates.
A. onethree B. onethirds C. onethird2com
2.—Howoldisyourdaughter?
—______.Wehadaspecialpartyforher_____birthdayyesterday.
A. Nine;nine B. Nine;ninth C. Ninth;ninth D. Ninth;nine
3.—We'llcelebratethe NationalDaythisyear.21·世纪*教育网
—That'sreallyexciting.
A. seventy B. seventeen C. seventieth
4.Thereare peopleinDale'sfamily.Theyliveonthe floor.
A. five;nine B. fifth;nine C. five;ninth D. fifth;ninth
5.—Whichmonthoftheyeardoyoulikebest?
—July,the_________month,becausesummervacationbegininthismonth.
A. seven B. six C. seventh D. sixth
6.Ourcountryis70yearsoldthisyear.Wewillcelebrateher_____birthdayonOct.1.
A. theseventieth B. seventieth C. theseventy D. seventy
7.Everyyear,________booksaregivenawaytothepoorchildreninthecountryside.
A. thousand B. thousandsof C. thousandof
8.Weasked1,000studentsfromHopeMiddleSchoolaboutwhatkindofbookstheylove.Herearetheresults.
Accordingtothepiechartabove, ofthestudentslovesciencebooks.
A. tenpercent B. fifteenpercent C. aquarter D. half
9.It'smydaughter'sbirthdaytoday.She's___________yearsold.
A. eighteen B. eighteenth C. theeighteen D. theeighteenth
10.ThisSaturdayismy_______birthday.Welcometomyparty!
A. fourteenth B. thefourteenth C. fourteen D. thefourteen
11.Myfathergavemeabikeonmy birthday.( )
A. ten B. atenth C. thetenth D. tenth
12.Twomonthsago,Chinatestedits___________aircraftcarrier(航空母舰)builtcompletelyonitsown.
A. one B. first C. theone D. thefirst
13.Thereare_____monthsinayear.Decemberisthe_____monthofayear.
A. twelve;twelve B. twelfth;twelfth C. twelve;twelfth D. twelfth;twelve
14.—WhatareyougoingtodothisSaturday?
—Iamgoingtotheoldpeople'shometocelebrateMrs.Green's______birthday.
A. ninty-ninth
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