初中英语语法知识—数词的图文解析(1)
初中英语语法复习-数词(共14张PPT)
二、基数词
3. 基数词的使用
1)数词 + hundred\thousand\ million\billion:表示具体数字 2) hundreds\thousands\ millions\billions + of 表示概数 3)in one’s thirties : 三十多岁;in the thirties 三十年代 4)基数词表编码:Room 207; Page Five = the fifth page 5)基数词+名词可构成合成形容词,作定语 a seven-day holiday = a seven day’s holiday
二、基数词
6)表示时刻:顺读法-先时后分; 逆读法-先分后时;
三、序数词
1. 序数词的句法功能
作主语 作宾语 作表语 作定语
作状语
The first bottle has ben full but the second is empty. I got a third in math. Columbus was the first who discovered America. Take the first turn to the right and the second turn to the left and then you’ll get there. It was a snowy day when we first met.
三、数词的运用
1 . 分数:分子用基数词,分母用序数词,分子大于“1”,分母用复数 one third三分之一 two thirds 三分之二 2. 小鼠:小数点后不论多少位,不能用都好分开,小数点后的数每一位都要单读。 15.503 读作:fifteen point five zero three 3. 百分数:百分数中的数目用阿拉伯数字,后接percent或者% 40% = 40 percent 4. 倍数: 一倍:once 两倍:twice/double 三倍及以上:基数词+times 5. 四则运算:加法:口语中,小数目的加法常用and代表“+”,is/are代表“=” 7+4=11 seven and four is/are eleven. 正式场合或较大数目用plus代表“+ ”,equals/is 代表“=” 减法:minus 乘法:multiplied by 除法:divided by 6. 年代与几十几岁:in the 90s在90年带 in one’s thirties 在某人三十几岁二、基数词2. 基数词的句法功能
中考英语语法——数词课件(56张PPT)
ninth,twelfth。 3. 20-90把y变成ie然后加th,如twentieth。 4. 21-99的序数词变后面的各位数。 5. 序数词可以用缩写,如1st, 2nd, 3rd ,4th…
3.百分数的表达:用“基数词+percent”表示, 注意percent 不用复数形式,如:
3% three percent 50% fifty percent 百分数作主语用法同分数一样。
分数
1/3
one third
1/4
one fourth
2/5
two fifths
3/4
three fourths
百分数的用法同分数的用法
百分数+of+
(C) 单 +V单 (C) 复+V复 (U) +V单
小数
0.5 zero point five 0.32 zero point three two / thirty-two 1.6 one point six 1.72 one point seven two/seventy-two 当数值大于1时,小数点后的名词用复数。 如:1.03 meters 1.5 tons
buy_____C_____ one.
A. the third B.three C.a third D. a
中考链接
1) The __D_____question is much more difficult
than this one .
A. forth
B. forty
C. fourteen
初中英语语法-数词 PPT课件 图文
20th twentieth 100th
30th thirtieth 40th fortieth 50th fiftieth 60th sixtieth
one hundredth
1,000th
one thousandth
•巧记基数词变序数词
• 基数词变序数,-th要在结尾处; • 一二三真特殊,八去t,九去e; • f要把ve替,y换成ie,结尾别忘-th • 假如碰到几十几,个位变序就可以。
(4)21-99在十位与各位之间加连字符号“-”twenty-one
(5)101-999由hundred加两位数或末尾数,百位数后要 加and. nine hundred and ninety-nine
• (6)四位数及四位以上的数,要在百 位之后加and,而千位、万位以上的 数后面不加任何词,只按顺序读。书 写四位以上的阿拉伯数字时,右起每 三位加一个“,”。每个逗号的前一位 依次为thousand,million,billion.如:
• 2、序数词的用法
• (1)序数词在句子中可作主语,表语,宾语,定 语等。
• 她是班上第一个起床的女孩。
• (2)序数词前一般加定冠词the,表示“第几”。
• 第三个答案正确。
• (3)序数词之前已有物主代词、指示代词或名词 所有格修饰时,不用定冠词。
• 祝贺我们的第一次成功。
当序数词前面不用定冠词a/an时,
Two thirds of the buildings are tallers than before.
三分之二的建筑物比以前的高。 。
SUMMARY
Try your best to recall the language points.
数词共13张PPT
C.Ninth; nine
D.Ninth; ninth
语法互动(四)┃数词
4.Each of us has to write a ____A____ report every week.
A.two-hundred-word
B.two-hundreds-word
C.two-hundreds-words
activity.
A.hundreds
B.hundred of
C.hundred
D.hundreds of
2.Now, everybody, please turn to Page ____B____ and look at
the ________ picture.
A.Fifth; five
B.Five; fifth
语法互动(四)┃数词
2.序数词的构成 (1)“第一”、“第二”、“第三”分别是 first, second, third。 (2)“第四”到“第十九”除了fifth, eighth, ninth, twelfth是特殊的 拼写外,其余的都在相应基数词后面加“-th”构成。如:fourth。 (3)20以上的整十的序数词由相应的基数词变y为i,再加“-eth”。 如:thirty→thirtieth; fifty→fiftieth。 (4)第一百hundredth; 第一千thousandth; 第一百万millionth。
初中英语语法中考复习-数词精讲(共22张PPT)
练习
用所给词的适当形式填空
7.—How often do you go to the mountain? —_T__w__ic_e__ (two) a month.
8.Wednesday is the _f_o_u_r__th__ (four) day of a week. 9.Father's Day is on the __t_h_i_r_d__(three) Sunday of June. 10.They live on the _t_w_e__n_t_y_-_s__ix_t_h_ (twentysix) floor of the
A. 6, 12
B. 6s, 12s
C. 6th, 12th
D. 6's, 12's
基数词的用法
表示时刻
past表示”几点过几分”,to表示“差几分到几点” eg. 一点五十八(1:58): one fifty-eight/two to two,三点零二(3:02): three o two/two past three,九点半(9:30): nine thirty/ half past nine
基数词的用法
表示数量
eg. thirty trees
表示年龄,年份和年代
eg. at the age of 15,in 2013, in his fifties, in the 1960s
表示顺序
eg. Class Five, Room One
例题
—Children's cell phones, for those between the ages of ______ and ______, come in colorful styles.
初中英语语法--数词复习完整(20张)ppt课件
◇ Read the book from the first.(宾语) 从开头读这本书。
◇ You are the sixth to write. (表语) 你将是第六个写的。
完整最新ppt
18
一、写出下列词的序数词
1. one _f_ir_s_t _ 2.two __se_c_on_d_
3. six __s_ix_t_h _
4.twentieth __tw_e_n_ty__ 5.nineteenth__n_in_e_te_e_n
3.tenth __t_en_____ 6.thirty-first _th_ir_t_y-_o_ne__
三、根据句子意思填空。
1. Children’s Day(儿童节) is on the __fi_rs_t__ of June(六月).
完整最新ppt
5
基数词的用法
① 作主语 例: ◇ Ten is a very important number. 十是一个很重要的数字。
◇ Two and three are (is)five. 2加3等于5。
② 作定语 例: ◇ She has three brothers. 她有三个兄弟。
完整最新ppt
(1)of+数词,数词后不用years old. e.g: He is a boy of sixteen.
(2)at the age of+数词,of后不用years old; e.g: Mike likes playing the paino at the age of twelve.
(3)be+数词+years old e.g:He is five years old.
完整最新ppt
17
初中英语语法总结 数词用法PPT课件 (详解)
(2)单数形式且后面不接“of”,前面有具体的数词
two hundred 两百
three thousand 三千
four million
四百万
1. — If a = 3, b=4, what’s the answer to the problem, a+2ab+1=? — the answer is___. A. twenty eight B. twenty-eighth C. twenty-eight
名词单数形式+基数词(首字母均大写)=the+序数词+名词单数形式 (首字母均小写) 五号房:Room Five=the fifth room 十三路车:Bus No.13=the No. 13 bus 第一单元:Unit One=the first unit 第一课:lesson one = the first lesson 三年级一班:Class one Grade three
eighteenth
nineteenth twentieth twenty-first twenty-second
-简写
12th 13th 14th 15th 16th 17th
18th
19th 20th 21st 22nd
基数词 序数词
-简写
基数词 序数词
-简写
30 thirty thirtieth
A. thousands of B. thousand C. thousands 4. There are over nine __ workers in the factory, but __ of young people hope to work in it. A. hundred; hundreds B. hundreds; hundreds C. hundreds; hundred
初中英语数词讲解概要 PPT课件 图文
• -How many people will come to Beijing next year?
• -It’s hard to say, ________ people, I think.
• A. million of
B. millions of C. three millions D.
three millions of (2007芜湖)
(四)“基数词-名词-形容词” 结构
• “基数词-名词-形容词”只能用来放到名词前作定语。 如:
• She is a 3-year-old girl. • They live in a 7-storey-high building. • 注:这种结构中名词不能用复数,同时只能作定语。用作
表语时,不用连字符,名词有复数。如: • Tony is 10 years old this year. • Tony is a 10-year-old boy.
和十位之间需加连字符,如twenty-one, thirty-two, forty-three等。 • 4)数字的写法和读法: • ⑴十位与个位之间要加连字符“-”; • ⑵百位和十位之间要加and; • ⑶三位数以上的数,从个位往前数,每三位数加一个逗号“,”,
从后往前数的第一个逗 • 号代表thousand,第二个逗号代表million,第三个逗号是billion,注意这
• [解题技巧] • 以此立意的试题要求考生能正确使用基数词和
序数词:基数词用来表达事物的量;序数词用来 表达事物的顺序。 • 本题的第一空表示顺序用序数词second;第二 空用基数词three,答案为B。
2.分数
• It is said that the gravity(引力) on Mars is only about
数词及其用法PPT课件
• 如:a No.5 bus
•
the No.8 bus
第12页/共29页
练习
. We are going to have a basketball match
with _____.
A. Class First
B. Class One
C. First Class
D. Class the First
第13页/共29页
解析:考点:确数和概数的表达。 确数:数词+计量名词(不能加S) 概数:计量名词+S + of
第6页/共29页
类比练习
1. Shortly after the accident, two _____ police
were sent to the spot to keep order.
A. dozens of B. dozens
• B.从 11--19 eleven,twelve, thirteen, fourteen, fifteen, sixteen, seventeen,eighteen, nineteen.
这里除 eleven, twelve, thirteen, fifteen, eighteen为特殊形式外 ,其余 都是由其个位数形式后添加后缀-teen构成 .
• 形式分别为:the +序数词 + 名词;名词 + 基
数词。如:the First World War或World War
One,
Lesson 8 =the eighth lesson
• ②对于一些大序号我们通常只用一种表达法,
• 即名词 + 基数词。
• 如:Room 501, Bus 538。
初中英语语法大全——数词(共22张PPT)精品课件
(2)年代表达法 表达年代应用“in the+带有整十数的年份的复数或-’s”形式。 如:in the 1990s The flying disk was invented by collage students in the 1950s.编号时,词序为:“名词+基数词”。名词的首字母一般 要大写,基数词可以用阿拉伯数字,也可以用英语单词拼写形式, 如果用英语单词拼写形式,首字母一般也要大写。 The full address is given on Page 15. Yesterday Class 9 had a great time on the school trip.
(2)用序数词编号 用序数词编号时,词序为“the+序数词+名词”。 the first lesson the second part
5. 分数表达法
分数由基数词和序数词组成。分子用基数词,分母用序 数词,分子大于1时,分母要在序数词后加-s。 1/3读作one third 2/5读作two fifths
(3)表达某月某日时,日要用序数词。既可以先读月,再读日, 也可以先读日,再读月。 6月10日读作June(the)tenth/the tenth of June (4)年、月、日同时出现时,可以表达为“月 日,年”或“日 月,年” 1998年10月2日 写作October 2(nd),19982(nd)October,1998 读作October(the)second,nineteen ninety-eight或the second of October,nineteen ninety-eight.
我渐渐长大了,地主成分已经对我的生 活构不 成丝毫 影响。 长大了 的我发 现父亲 是很疼 爱我的 ,我开 始心安 理得地 享受他 给予我 的一切 。记得 上技校 时的一 个冬天 的傍晚 ,寒流 来临, 气温骤 降。父 亲担心 我的被 褥太薄 ,骑着 自行车 走十几 里路来 给我送 厚被褥 。途中 天降大 雨,父 亲怕被 褥淋湿 ,脱下 雨衣盖 在被褥 上,自 己则冒 雨前行 。当他 来到我 的宿舍 时,嘴 唇都冻 乌了, 一时连 话都说 不出来 。我当 时正沉 迷于一 本小说 中,只 顾躺在 床上, 连句问 候的话 也没对 父亲说 ,更不 用说去 送送他 了。
初中全新英语语法——数词(共13张PPT)
序数词
1.序数词的构成
(1)1—3的序数词是独立单词,4—19的序数词在相 应的基数词后加th,但第五fifth,第八eighth,第九 ninth,第十二twelfth,稍有差别,拼写时要特别注意。
(2)以y结尾的基数词变序数词,变y为ie再加th构成。 如:twenty—twentieth;thirty—thirtieth, ninety—ninetieth。
(3)两位数或两位数以上的序数词,只是最后一位用 序数词,其他数字用基数词。如:第21twenty-first; 第65 sixty-fifty;第236 two hundred and thirtysixth;第10,584 ten thousand five hundred and eighty-fourth。
初中全新英语语法
数词
表示数目多少或先后顺序的词被称为数词。 数词有基数词和序数词两种。数词在句子中 可作主语、宾语、表语、定语和同位语等成 分。
基数词
1、基数词的构成
(1)1-12的基数词为独立的单词,13-19的基数 词都以后缀-teen结尾,但13 thirteen,15 fifteen,18 eighteen与其他结构有差别,拼写 时要特别留意。
②hundred,thousand,million,billion后与 of连用表示约数时,hundred,thousand, million,billion需用复数。如:hundreds of people数百人;thousands of trees成千上万棵 树;millions of books数百万本书。
英语语法复习:数词课件-(共15张PPT)可修改全文
知识讲解
序数词
3. 第三类 twentieth (20th),thirtieth (30th),fortieth (40th),fiftieth (50th),sixtieth (60th) seventieth (70th),eightieth (80th),ninetieth (90th) 这一类全是十位整数的序数词,共八个。它们的构成方法是:先将相应的十 位整数的基数词词尾-ty中的y改成i,然后在加上后缀-eth。
知识讲解
基数词
4. 第四类: 这一类词可以看成是一种合成词,其结构方式是:用十位整数加上个位整数, 其间用连字符号“-”连接,表示“几十几”。这类基数词的变化是规则的。 twenty-one, forty-six, seventy-eight, ninety-five
知识讲解
基数词
用作基数词单位的 hundred, thousand, million, billion 通常不带复数词尾-s,但 若用于表示数百、数千、数百万这样的泛指,则用复数。 200 two hundred 3,200 three thousand and two hundred 1, 526,200 one million, five hundred and twenty-six thousand and two hundred thousands of billions of
中考英语语法复习
数词
学习目标
基数词
序数词
数词
知识讲解
数词
one, two, three, four, five…… 数词是指表示数目多少或顺序先后的词。 表示数目多少的数词叫基数词;表示顺序先后的数词叫序数词,如 first, sixth, tenth, twenty-first 等。 数词用法相当于名词和形容词,在句中可用作主语、宾语、表语、定语、同 位语等。
初中英语数词用法(共19张PPT)
五、编号
一般编码用 名词 + 基数词
207房
Room 207
三年级一班 Class one Grade three
第五部分
part five = the fifth part
第一课
lesson one = the first lesson
3 号汽车
Bus No.3 = the No.3 bus
第一中学
序数词构成规律口诀
基变序,有规律, 一二三特殊记,词尾字母t, d, d, 加th从4起,(fourth, sixth) 八去“t”,九去“e”, “f”来把“ve”替,(fifth, twelfth) 单词“ty”作结尾,“ty”变成“tie”, (twentieth, thirtieth,…ninetieth) 若是遇到几十几,只变个位就可以。(fifty-fifth) 序数词缩写记清楚,数字后跟两字母 (first—1st second—2nd third—3rd fourth—4th twentieth—20th twenty-third—23rd ).
3
1 3
基数词 + and + 分数 three and one third
80 % 基数词 + percent
eighty percent
half / (百)分数 + of + 可数名词复数 谓语动词用复数
half / (百)分数 + of + 不可数名词 谓语动词用单数
3.78 three point seven eight
50% fifty percent
百分之五十
percent不用复数形式。
数词的表示法 — 分数百分数
中考英语语法考点总结——数词(共23张PPT)
③ 整十的基数词20-90变序数词时,变y为i再加“eth”。 twentieth, thirtieth, fortieth, fiftieth, sixtieth, seventieth, eighties, ninetieth ④ 21以上非整十基数词变序数词时,只需将其个位数变成序 数词,其它位数仍用基数词。 twenty-first, seventy-sixth, two hundred and eightyeighth
考点7:数量词的表达
① 表示长、宽、高,用“基数词+单位词(meter, kilometer, foot, inch等)+形容词(long, wide, high等)” 表示。 two meters long 两米长 three inches high 三英尺高 four inches wide 四英寸宽 ② 表示时间、距离时,用含有数词的名词所有格形式作定语。 five minutes’ walk 步行五分钟 two hours’ ride 骑车两小时
考点2:序数词前加定冠词the
He is always the first person to reach school. This is the third time for me to go to Beijing.
考点1:日期的表达。
英语中的日期表达采用“月、日、年”或“日、月、 年”的顺序。年份用基数词表达,日期用序数词表达。 10月1日:October 1st / the first of October 2006年7月5日:July 5th, 2006 / the fifth of July, 2006
④ 非整十基数词21-99是在十位数后面加上个位数构成,中间加上 连字符“-”。 twenty-one, seventy-six, eighty-eight ⑤ 三位数以上的基数词,百位数和十位数之间用and连接。 two hundred and one, three thousand five hundred and fourteen ⑥ 英语中没有“万”和“亿”这两个单位,在表示“万”和“亿” 时,把“万”念成10个千,“十万”念成100个千,“亿”念成100 个百万……以此类推。 10,000:ten thousand 100,000: a hundred thousand 35, 845: thirty-five thousand, eight hundred and forty-five
初中英语语法大全——数词(共18张PPT)
(3) 复合形容词作定语
由数字和其他名词构成的复合形容词作定语时,其中的名词用 单数形式,并且短语中各部分要用连字符来连接。
He's an eight-year-old boy.
Usually children have an eight-week holiday in summer.
Each of us has to write a two-hundred-word report every two weeks.
(2) 小数 小数点读作point,小数点前的数与基数词的读法一 样,小数点后的数字一一读出。 0.05 zero point zero five 0.36 zero point three six 28.36 two eight point two three 或 twenty eight point two three
third(3rd)
(2) 4~19的序数词
sixth, seventh, eighth, ninth, tenth, eleventh, twelfth, thirteenth, fourteenth, fifteenth, sixteenth, seventeenth eighteenth, nineteenth.
Did you know that the Earth is home to millions of animals?
3. 数量的表示 (1) 表示约数 表示约数时,可用“基数词+名词+or+基数词”。 两三天: two days or three 一两年: one year or two He will spend two months or three on the work. (2) 表示“再要几个” 表示“再要几个”时,用“another +数字+复数可数名词” 或“数字+ more / other +复数可数名词”结构。 Can you give me another two bags? I think we need five more students.
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一、选择题1.---If your parents wanted to have a ______ child, would you agree?---Of course. But they should make it in _____ yeas’ time.A.second; second B.two; two C.second; two D.two;second 2.—How do your students improve their English writing?—Well, about ______________ of the students like keeping diaries in English in our class. A.two fifth B.two fifths C.second five D.two five3.﹣Welcome to Los Angeles.Have you ever been here?﹣Sure. I visited this city three years ago so this is my _________ time here.A.first B.second C.third4.---I am going to take this summer holiday in Taiwan.---Oh, really? Taiwan is ______ a beautiful island that ______ people in Guangdong go to visit it every year.A.so; thousands B.so; thousands ofC.such; many thousand D.such; thousands of5.Every year there are about _______ people waiting for their trains back home in the railway station before Spring Festival comes.A.five thousand of B.five thousand C.thousand of D.five thousands of 6.— They will need __________ volunteers for 2014 International Horticulture Exposition (国际园艺博览会) in Qingdao.—Let’s go and join them.A.thousand of B.thousands of C.three thousand of D.three thousands 7.—How long is the bridge?—About ______ long.A.two thousand meter B.two thousand metersC.two thousands meter D.two thousands meters8.I hear ____ foreign students will come to our school and they are in the ____ grade. A.eight, eighth B.eight, eight C.eighth, eighth9.I’ve told him of that ______, but he always forget it.A.a hundred time B.hundred timesC.hundred of times D.hundreds of times10.This is our _______ school year, we are going to graduate in two months.A.third B.three C.the third11.______of the students in our class ______ going to the summer camp in Beijing next week. A.Two-fifths, are B.Second-fifths, areC.Two-fifths, is D.Second-fifths, is12.Nearly ________of the American children get money from their part-time job.A.two third B.two three C.two thirds D.second third13.I didn’t know Miss Yang was years old until she told me about that.A.fifty B.fifties C.fiftieth14.Two________foreign visitors________to the opening ceremony last Saturday. A.hundred; were invited B.hundred; had been invitedC.hundreds of; are invited D.hundreds of; have been invited15.________ runners took part in the half marathon(半程马拉松) in Haikou in April. A.Hundred B.Hundreds C.Hundreds of16.Is _________ riding enough for you to get there?A.thirty five minutes B.thirty-five minutes’C.thirty-five-minutes D.thirty five minute’s17.There are ________ teachers in our school, ________of them are women teachers. A.two hundreds ; three fourth B.two hundred ; three fourthsC.two hundred; three forths D.two hundreds; three fourths18.--- Which is the biggest number of the four?--- ______.A.One third B.A half C.Two thirds D.A quarter 19.—Good news! We will have a ________ holiday.—I’ve heard of it. But it’s coming in ________.A.three days; three days’ time B.three days’; three days’C.three-day; three days D.three days; three-day time20.Li Ming is an active boy student and he always tries his best to make his life colorful though he is in Grade 9. The table below shows that he spends ________ minutes on after-class activities every week.A.250 B.850 C.60021.Father’s Day is on _________ Sunday of June.A.three B.the three C.third D.the third22.The number “23,456” can be read as “________”.A.twenty-three thousand, four hundred and fifty-sixB.twenty-three thousand and four hundred fifty-sixC.two three thousand and four five sixD.two three thousand, four and five six23.一Mr Black looks very excited.一Yes,90 percent of the students already come to his birthday party.A.have; seventieth B.have; seventiesC.has; seventies D.has; seventieth24.Two ____ students ____ to the opening ceremony last Friday.A.hundreds; were invited B.hundred; were invitedC.hundreds of ; invited D.hundred of; invited25.---How many teachers are there in your school?---Over four______. And ______ of them are women teachers.A.hundred, two-thirds B.hundred, two-thirdC.hundreds, two-thirds D.hundreds, two-third【参考答案】***试卷处理标记,请不要删除一、选择题1.C解析:C【解析】句意:-------如果你的父母想要再生一个孩子,你同意吗?--------当然同意。
但是他们应该在两年后会做到的。
考查数词的用法。
second第二,是序数词;two二,是基数词;a +序数词,表示"再,又",故第一空为序数词second。
第二空修饰复数名词years,故此处用数词two。
故选C。
2.B解析:B【解析】试题分析:句意:——你的学生怎样提高他们的英语写作水平?——噢,在我们班大约五分之二的学生喜欢用英语写日记。
本题考查分数的表达。
英语分数由基数词和序数词组成。
基数词做分子,序数词做分母,当分子大于1时,分母用复数。
故选B。
3.B解析:B【解析】试题分析:句意:——欢迎来到洛杉矶。
你曾经去过这儿吗?——当然了。