中考英语数字复习课件

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中考英语《数词》复习ppt课件

中考英语《数词》复习ppt课件
“多于”用 more than , over More than a year ago over 70 years ago

小数表示法Leabharlann (1) 小数的读法 小数点左边的数通常按基数词读,若为三位以上的数,也 可按编码式读法读出,即将数字单个读出;小数点右边的 数通常按编码式读法单个读出。如: 6.86 six point eight six 14.15 fourteen point one five

数字的读法:
百位和十位之间要加and,如:105
基数词
基数词的用法 1)表示具体、准确的数目

4 books 104 books
注意:hundred, thousand, million等数词后不能加-s, 如:five hundred, six thousand, seven million等。
序数词
3)时刻表达方法
“时刻”用基数词表达,同时要注意以下两点。
A.表示“整点”时,在基数词后加o’clock; 9:00 o’clock. B.分钟小于或等于30分钟的,用“分钟数+past+钟点数”形式; 分钟数大于30分钟的,用“到下一个钟点所差的分钟数+to+下一个 钟点数”形式,也可以依次读钟点数和分钟数。 7:20 twenty past seven或seven twenty, 7:40 C.注意两个特殊的表示时间的单位词: 30分钟用half,15分钟用a quarter,如: 6:30 读作:half past six 5:45 读作:a quarter to six 6:15 读作:a quarter past six
(2) 小数中“0”的读法 “0”在小数中通常读作nought(英)或zero(美),也可 读作字母o。如: 0.08 (nought)point nought eight 或 (zero)point zero eight

2024年人教版中考英语复习数词(基数词+序数词+分数+各种数字相关表达法)课件

2024年人教版中考英语复习数词(基数词+序数词+分数+各种数字相关表达法)课件
注意
the + 序数词,表示第几个。 如果序数词前用a或an时,则表示“又一;再一”
构成规则
1/5
one fifth
分数
分子基,分母序
2/5 1/4
two fifths
分子大于1,分母加s
one fourth
a quarter
1/2
one second
a half
3/4
three fourths
three quarters
4 Today is my mother's ________ birthday. I'll buy her a gift. A.fourteen B.fourteenth C.forty D.fortieth
5 They moved to Beijing ________. A. in 1980s B. in the 1980' C. in the 1980s D. on the 1980's
Sum up
年代表达法 年龄表达法 编号表达法 倍数表达法
直击中考
1.John is 180 centimeters tall, and his daughter is 90. So he is
twice ________ her.
A so tall as
B as tall as
C much taller than
D less than
2. --- Which unit are we going to learn in our English class?
--- _________. It’s a story _________ a great scientist.

中考英语《数词》复习ppt课件

中考英语《数词》复习ppt课件

(四)“基数词-名词-形容词”Fra bibliotek 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.
(三)分数的表达方法
• 表示分数时,分子用基数,分母用序数, 分子大于1,分母用复数。分数修饰名词时, 后用of短语。如: • 1/3 one third of teachers • 3/7 three sevenths of the boys • 1/2, 1/4分别用 a half和a quarter表示。
二.序数词
• 1)不规则变化,记住1---10的序数词。 • 2)以-ty结尾的表示“几十”的基数词,先把y变为i,再加-eth • 3)表示“第几十几”时,十位数的“几十”仍用基数词,只把 个位部分变成序数词就行了。 • 4)除上述情况外,均在词尾加-th,如ten tenth one hundred one hundredth
4.“基数词-名词-形容词”结构
In the past twenty years, many tall buildings have been built in our city. look! This is a ______(5 分) (09年天津中考) A A. 70-floor building B.7O-floors building C. 70-floor buildings D.7O floors building • [解题技巧] “基数词+可数名词单数”中间用连字符连 接,一般用作定语修饰名词,相当于“数 词+名词所有格”.

中考英语复习课件:数词(共34张PPT )

中考英语复习课件:数词(共34张PPT )

time in
A two.three B second,three
C two,third D second third
days that you've made the
单选: 1.--How much does it cost to build the school libary?
--four yuan lon B millions C millions of数以百万级 lion of
9.--Excuse me .how can I get to Tiananmen Square?
--You can take
.
A.the first bus B.Bus NO.1
C. bus one
D.the one bus
10.Today is his A.twenty C.the twentieth
C.Five lesson D.Five lesson
8.Kate lives in
.Mine is next to hers.
A.the room five B.Room Five
C.five room D. five rooms
9.--Excuse me .how can I get to Tiananmen Square?
2.序数词 (1)序数词的构成
序数词 1-3 4-19
整十位数
构成方法
first 1st第一;second 2nd第二; third 3red第三
在相应的基数词后加-th构成, 其中四个拼写有变化;fifth; ninth;twelfth
将词尾y变i再加eth twentieth;thirteth;for贴合; fifitieth;sixtieth;seventieth;eight ieth;ninetieth

【中考英语】专题复习课件:数词(16张ppt)

【中考英语】专题复习课件:数词(16张ppt)

六、时间表示法
2、日期 1)年代用基数词,在某年要用介词in。如: He was born in 1983. (1983读成nineteen eighty-three) 2)月份首字母要大写,在某月也用介词in,如果有年代出现, 在月份名后加年代,中间用逗号。如: It happened in January, 1999. (这事发生在1999年1月。) 3)日期用序数词(序数词前加the),在某日用介词on。如: on the first ;on the eighteenth 美国说法:顺序为先月后日。如: May 4(th)(五月四日 —— 读成 May the fourth) 4) 年月日同时出现时,年代位于最后,其前加逗号。如: Mary was born on January lst, 1990. 5) 表示“在几十年代”用 in + the + 逢十的数词复数。如: in the 1990s / 90’s / nineties
数词

基数词
• 序数词
一、基数词
1)53 — fifty-three 21~99 的两位数,在十位数和个位数之间加连字符构成 2) 325 — three hundred and twenty-five 101~999 的三位数由 hundred 加 and 再加两位数 或末位数
3)五千个学生 five thousand students 基数词 hundred, thousand , million, billion表示确 切数目时 不能加s; 但是:在表示不确切数目时,要用复数形式,如: hundreds of / thousands of students
Thank you!
one and a half years

中考英语专题复习课件——数词(共38张PPT)

中考英语专题复习课件——数词(共38张PPT)

序数词
1st = first 2nd = second 3rd = third 4th = fourth 5th = fifth 6th = sixth 7th = seventh 8th = eighth 9th = ninth 10th = tenth
11 = eleven 12 = twelve 13 = thirteen 14 = fourteen 15 = fifteen 16 = sixteen 17 = seventeen 18 = eighteen 19 = nineteen 20 = twenty 21 = twenty-one 22 = twenty-two
数词的表示法—计量表达法(身高年龄长宽高厚深)
1. 主语+be+基数词+单位词(meter, kilometer, foot, inch, kilogram等)+ 形容词. (形容词tall, old, long, wide, high, thick, deep等) 2. 主语+ be+基数词+单位词 + in + 名词. (名词length, width, height, thickness, depth等)
三、年月表示法
1. 世纪可以用 “the+序数词+ century” 表示,也可以用 “the+百位进数加’s” t表he示sixth (6th) century 公元六世纪 公元十八世纪 in the 1900’s 二十世纪 in the 1600’s 十七世纪
2. 年代用 “the+基数词表示的世纪+十 位整数的复数形式表示的年代”构成。
基数词 序数词
基数词
序数词

中考数词专题复习课件

中考数词专题复习课件
100-999的基数词包括:100(one hundred),101(one hundred and one),200(two hundred),201(two hundred and one),300(three hundred)等。
1000以上的基数词
1000以上的基数词由千位数、百位数、十位数和个位数组 成,需要掌握每个千位数的英文表达、百位数的英文表达 、十位数的英文表达以及个位数的英文表达。
分子不为1的分数表达
总结词
分子不为1的分数表达形式更为多样,其 特点是分子不为1,分母为任意正整数。
VS
详细描述
分子不为1的分数表达形式为m/n,其中 m和n都是正整数,且m不等于1。例如, 2/3、3/4、5/7等都是分子不为1的分数 。这种形式的分数在数学中同样有着广泛 的应用,特别是在分数的乘除运算中。
数位数。
THANKS FOR WATCHING
感谢您的观看
10-99的基数词包括:10(ten), 11(eleven),12(twelve), 20(twenty),21(twenty-one), 30(thirty),31(thirty-one)等。
100-999的基数词
100-999的基数词由百位数、十位数和个位数组成,需要掌 握每个百位数的英文表达、十位数的英文表达以及个位数的 英文表达。
CHAPTER 04
倍数的表达复习
倍数的表达方式
01
02
03
直接表达法
如“A是B的C倍”,这种 表达方式简单明了,易于 理解。
乘法表达式
如“A=B*C”,这种方式 可以更直观地表示倍数关 系。
分数表示法
如“A是B的C/D倍”,这 种方式可以更精确地表示 倍数关系,尤其在比较复 杂的情况下。

中考专项复习之数词课件

中考专项复习之数词课件
一.基数词、序数词 二.数词的表示法
第1页/共56页
基数词
第2页/共56页
1. 基数词 表示数目的词称为基数词。 其形式如下:
A.1——10
one,two,three,four,five,six
seven,eight,nine,ten.
B. 11——19
eleven,twelve, thirteen, fourteen,
2. The city changed a lot ___. A. in 1980s B. in the 1980s C. in the 1980
第15页/共56页
3. He graduated in __ of __ century. A. the sixtieth; twenty B. sixty; the twentieth C. the sixties; the twentieth
3.78 three point seven eight
第24页/共56页
1. __ of the students __ boys in Class A. Two three; are B. Two thirds; are C. Two thirds; is
2. __ of her money __ spent on clothes. A. Two three; are B. Two thirds; is C. Two third; is
2.小数,百分数的读法:
小数点读成point
3.6 读作 three point six
百分号% 读成 percent 50%读作 fifty percent
第23页/共56页
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
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zero one nine eight
seven six
two three four
five
zero one two
nine
three
numbers
eight
four
seven six five
Numbers are widely used.
Hello , 86861873 ---
Can you read them ?
一千
one thousand
一万
ten thousand
十万
one hundred thousand
一百万
one million
一千 万
ten million
一亿
one hundred million
十亿
one billion
一百亿
ten billion
一千亿
ቤተ መጻሕፍቲ ባይዱ
one hundred billion
数十/百/千/百万tens/ hundreds/thousands/ millions of
tenth
fourth
ninth eighth
fifth
sixth seventh
second
first
third
tenth ninth
ordinal numbers
eighth seventh
fourth fifth sixth
❖ ordinal numbers(序数词 )
一、二、三,特殊记, 加th从4起, 八少“t”,九去“e”, “ve”要用“f”替,(five, twelve) 见“y”变成“i”和“e”,词尾加上 “th”, (twenty,thirty,---ninety) 若是遇到几十几,只变个位就可 以。
Step4:one hundred and three
What is the largest / smallest 4-digit number?
9831
1389
8 193
Let’s do a practice!
face to face number to number
second
first
third
Can you read a fraction?
1/2
three and six sevenths
1/3
one third /a third
1/4
one quarter /a quarter/ one fourth
24/25
three fourths / three quarters
3/4
twenty-four twenty-fifths
3
a half
What’s/ was the date?
1990
2010
January 1st , 2003
1900
10 22
February 14th ,1990 March 12th, 2010
2020
11808
9
September 22nd,1900 November 23rd,2020 December 25th,1808
Can you write their ordinal numbers?
2
12
72
9
19
90
5
8
18
14
40
44
100
101 1000
Practice:
•December is the _t_w_e_l_f_t_h_ month of the year. •Monday is the _s_e__c_o_n_dday of the week. •English is spoken by most people as their _f_i_r_st___
123 ,456 , 789 , 103
Step1:one hundred and twenty-three billion,
Step2:four hundred and fifty-six million, Step3:seven hundred and eighty-nine thousand,
•I’m hungry. I’ve eaten three apples. Would you please give me a_f_o_u_r_t_h_ one? •At the beginning of the _t_w_e_n_t_y_-_f_i_r_s_t_ century the
world’s population has passed 6 billion. •He got off this bus and got on a s_e__c_o_n_done.
billion million thousand
100 2,000 30,000 400,000 5,000,000 60,000,000 700,000,000 8,000,000,000 90,000,000,000 100,000,000,000
hundred
看谁译得快:
一百
one hundred
When were they founded?
PRC
July1,1921
CCP PLA
May, 1922 August 1, 1927
League
October 1,1949
The ---was founded on /in ---
课后作业:
编一篇短文,尽可能体现基数词和序数 的各种应用: 例如:时刻,日期,分数,编号等。
language in the USA, Great Britain, Australian,
and Canada. •The Games of the t_w__e_n_t_y_-_n_i_n_t_h_ Olympic in 2008
will be held in the city of Beijing.
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