专题四 数词（课件）-2022年中考英语语法知识点大全.ppt

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1、备战备战2022中考英语语法专题过关中考英语语法专题过关 专题四专题四 数词数词20212021年中考考点真题年中考考点真题1.（黑龙江）（黑龙江）My aunt became a nurse in her _ and she still loves her job now.A.twentiesB.twentiethC.twenty2.（贵州）（贵州）There are _ floors in this building.He lives on the _ floor.A.thirty;nine B.thirtieth;nineC.thirtieth;ninth D.thirty;ninthD

2、考点考点1：基数词的用法：基数词的用法考点考点2：序数词的用法：序数词的用法A20212021年中考考点真题年中考考点真题3.（辽宁）（辽宁）How many students in your class get to school on foot?About _ of them do.A.three fifths B.two third C.first four D.one seconds4.About _ of the students in Kaili _ to school by bus.A.two fifth;go B.two fifths;go C.two fifth;goes D

3、.two fifths;goesB考点考点3：分数的用法：分数的用法A数词数词基数词基数词（表数目）（表数目）编号与电话号码编号与电话号码/时刻与年代时刻与年代年份与日期年份与日期/年龄的表达年龄的表达序数词序数词(表顺序表顺序)加加“the”表顺序表顺序前面有形容词性物主代词前面有形容词性物主代词,名词所有格名词所有格等限定词等限定词,不加不加“the”a/an+序数词序数词,表示又一，再一表示又一，再一,内含顺序性内含顺序性分数分数分子基数词，分母序数词分子基数词，分母序数词 图 解 语 法考点考点1 1：基数词的用法：基数词的用法用来表示事物的数量的词叫做基数词，主要表示具体用来表示事物

4、的数量的词叫做基数词，主要表示具体的数量的数量、时间时间、年龄等，以下是具体的基数词。年龄等，以下是具体的基数词。112 one two three four five six seven eight nine ten eleven twelve 1319 由由39加加teen构成。（特殊的有：构成。（特殊的有：thirteen,fifteen,eighteen）2090之间的整十数以之间的整十数以ty 结尾结尾 twenty,thirty,forty,fifty,sixty,seventy,eighty,ninety 2090之间的之间的“几十几几十几”，十位和各位之间加连词符，十位和各位之

5、间加连词符，twentyfive 百位数的格式：整百百位数的格式：整百+and+几十几几十几 two hundred and fiftyfive考点考点1 1：基数词的用法：基数词的用法1.基数词表示数量。基数词表示数量。I have two sisters.2.表示年龄。表示年龄。Her daughter is eighteen.表示不确切的岁数用表示不确切的岁数用“in ones+几十的复数形式几十的复数形式”。she moved to Beijing in her thirties.3.表示年份表示年份。表示年份，年代用基数词，一般写作阿拉伯数字。表示年份，年代用基数词，一般写作阿拉伯数

6、字。1949年年 读作读作 nineteen fortynine 20世纪世纪60年代年代 写作写作1960s,读作读作 nineteen sixties考点考点1 1：基数词的用法：基数词的用法4.表示时间。表示时间。(1)表示整点，直接用表示整点，直接用“基数词基数词+oclock”oclock可以省略。可以省略。6:00 读作读作 six oclock(2)几点过几分几点过几分,用用“分钟分钟+past+小时小时”，past意为意为“过过”。8:10读作读作ten past eight(3)表示差几分几点，用表示差几分几点，用“与下一个钟点相差的分钟与下一个钟点相差的分钟+to+下一下一

7、个小时个小时”表示。表示。to意为意为“差差”。8:35 读作读作 twentyfive to nine(4)“一刻钟一刻钟”用用a quarter表示，表示，“半点半点”用用half表示表示7:15读作读作 a quarter past seven 8:45 读作读作 a quarter to nine9:30 读作读作 half past nine考点考点1 1：基数词的用法：基数词的用法4.表示确切数目和不确切数目（概数）。表示确切数目和不确切数目（概数）。(1)确切的数目的用法：确切的数目的用法：具体数字具体数字+hundred/thousand/million(单数单数)+名词复数名

8、词复数 six hundred students(2)概数的用法：概数的用法：“hundreds/thousands/millions+of+名词复数名词复数”表示表示“成千上成千上万的，数以千计的，只形容数量之多，前面不加确切的数字，万的，数以千计的，只形容数量之多，前面不加确切的数字，不过可以加一些概数，如不过可以加一些概数，如many,some等。等。hundreds能用在介词短语中表概数。例：能用在介词短语中表概数。例：in hundreds成百上成百上千千地、地、by hundreds成百上千地成百上千地考点考点1 1：基数词的用法：基数词的用法-考点练习考点练习1.How many

9、 hours do you sleep every night?About hours.From 9:00 p.m.to 6:00 a.m.A.nineB.nineteen C.ninthD.ninety2.We gave away _ books to the school library last year.A.six thousands B.six thousand C.six thousands of D.six thousand of3.asketball is so exciting that people play it for fun.A.millionB.two millio

10、nsC.million of D.millions of4.Karl Marx began to learn another foreign language in his _(fifty).5.How do you say 1：57 in English？Its _.A.three past two B.fiftyseven past oneC.three to one D.three to twoABDfiftiesD(1)“基基数数词词连连字字符符名名词词”(复复合合形形容容词词)作作定定语语，名名词用单数形式。词用单数形式。a fiveyear plan a tenminute wal

11、kten minutes walk (2)another基基数数词词可可数数名名词词复复数数基基数数词词more可数名词复数。可数名词复数。another two chairstwo more chairs(3)数数词词与与表表示示时时间间、距距离离、重重量量、金金钱钱、度度量量等等词词连连用用作作主主语语时时，常常被被看看作作是是一一个个整整体体，谓谓语语动动词词用用单单数数。Twenty years is quite a long time.考点考点1 1：基数词的特殊用法：基数词的特殊用法考点考点1 1：基数词的用法：基数词的用法-考点练习考点练习6.Lucys grandmother

12、is _.She cant look after her _ pet dog.A.75yearold;11 months old B.75 years old;11monthold C.75yearold;11monthsold D.75 year old;11 month old7.The doctor worked for _.They were tired.A.another two hourB.two another hours C.two more hoursD.more two hour8.Two thirds of the football players playing for

13、 the club _ born in _.A.were;1990sB.were;the 1990sC.was;1990sD.were;the 1990sBCD基数词基数词序数词序数词数字写法数字写法one_1sttwo_2ndthree_3rdfive_5theight_8thnine_9thtwelve _12thtwenty_20thone hundredone hundredth100thone hundred and one one hundred and first101st first secondthirdfiftheighthninthtwentieth基数词变序数词的变化规

14、则基数词变序数词的变化规则考点考点2 2：序数词的用法：序数词的用法twelfth考点考点2 2：序数词的用法：序数词的用法1.表示顺序时，其前要加表示顺序时，其前要加the，其后接可数名词单数。，其后接可数名词单数。2.序数词前若有形容词性物主代词、名词所有格等限定序数词前若有形容词性物主代词、名词所有格等限定词，则不加词，则不加the。Its my first time to work with you.3.序数词前面也可以加不定冠词序数词前面也可以加不定冠词a或或an，表示，表示“又一又一.，再一，再一.”,内含顺序性。内含顺序性。Four days is not enough for

15、me to finish this project.I need a fifth day.考点考点2 2：序数词的用法：序数词的用法-考点练习考点练习1.Singles Day is on _ of November.A.eleven B.the eleven C.eleventhD.the eleventh2.Dad is going to Tianjin next week.It will be his _ time to go there.A.the threeB.threeC.thirdD.the third3.Three months is not enough for me to

16、finish the project alone.I need _ month.A.otherB.the other C.a fourthD.fourthDCC考点考点3 3：分数的用法：分数的用法1.分数的构成：分数的构成：分数是由基数词和序数词一起来表示的。基数词作分子，分数是由基数词和序数词一起来表示的。基数词作分子，序数词作分母，除了分子是序数词作分母，除了分子是“1”以外，其它情况下序以外，其它情况下序数词都要用复数形式。数词都要用复数形式。3/4 three fourths或或 three quarters，24/25 twentyfour twentyfifths。分子基，分母序

17、，分子大于一，分母加分子基，分母序，分子大于一，分母加s s考点考点3 3：分数的用法：分数的用法2.主谓一致：主谓一致：分数分数+名词名词做主语时做主语时,谓语动词根据谓语动词根据分数后的名词分数后的名词决定单决定单复数，若是可数名词就用复数形式，若是不可数名词就复数，若是可数名词就用复数形式，若是不可数名词就用单数形式（分数用单数形式（分数/百分数百分数+of+名词作主语，谓语动词名词作主语，谓语动词要和要和of之后的名词保持一致）。之后的名词保持一致）。Two thirds of the rice has been damaged by the storm.Two thirds of m

18、y frends have been abroad.不可数名词不可数名词可数名词可数名词考点考点3 3：分数的用法：分数的用法3.quarter,half 和和percent 的用法的用法：四分之一通常用四分之一通常用“a/one quarter”;四分之三通常用四分之三通常用“three quarters”来表示；二分之一通常用来表示；二分之一通常用“a/one half”来表示；百分之几通常用来表示；百分之几通常用“基数词基数词+percent”表示，如：表示，如：30表达为表达为：“30 percent”。1._ of the problems _ worked out by the b

19、oy at last.A.Three fourths;wasB.Three fourths;wereC.Third fourths;wasD.Third fourths;were2._ of the coat _ made of cotton.It feels comfortable.A.Ninety percent;isB.Ninety percents;areC.Ninety percents;isD.Ninety percent;are3._ of his works were written in his _.A.Onethirds;fiftiesB.Onethird;fiftyC.T

20、hree quarters;fifties D.Three quarters;fiftieth考点考点3 3：分数的用法：分数的用法-考点练习考点练习BAC数词综合练习数词综合练习1.I got a new bicycle from my father on my_（twelve）birthday.2.我们学校三分之二的学生赞同新校规_of the students_the new school rules in our school.3.So far,_（千）of people have died of COVID19.4.It is reported that h_of houses fe

21、ll down and many people died in the earthquake5.Yuan Longping,the Father of Hybrid Rice（杂交水稻）still worked in his _(ninety).twelfthTwo thirds agree withthousandshundredsnineties6.They worked for _ days,and finished the _ task successfully.A.twelve；two B.twelve；second C.twelfth；two D.twelfth；second7._

22、 books are donated to the children in poor areas.A.MillionB.Millions C.Millions ofD.Million of8.Dad,_ of the pears _ gone bad.Wed better eat up the rest as soon as possible.A.one third;have B.one thirds;have C.one third;has D.first three;has9._ is the population of China now,Jack?Let me think for a

23、moment.It is about _.A.How many;1,400 million B.What;1,400 millionC.What;140 million D.How many;140 million数词综合练习数词综合练习BCAB Where can students choose for afterschool study space?Home is noisy.The library is full.Coffee shops are usually 1._(two)or more as expensive as reading in other places.Luckily

24、,a new way appeared to help students solve this problem.A quiet study lounge(自习室)is a new idea for people who need space to think.2._(one)you use it,you need to pay for it.But the normal standard is only ten yuan per day.Users are provided with WiFi,coffee,snacks and more.The shared space aims to pr

25、ovide a 3._(three)kind of twice数词综合练习数词综合练习 Once thirdstudy environment except home and library.There are 4._(thousand)of books in the lounge.The lounges are comfortable.Some offer snacks and you may be even allowed to stay all night.According to a study,now there are about two 5._(five)of students like reading in the lounge.If you are interested in it,you can also have a try.fifthsthousands数词综合练习数词综合练习