专题六 数词 课件(共47张PPT) 2025年中考英语译林版语法专项复习(江苏)

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名称 专题六 数词 课件(共47张PPT) 2025年中考英语译林版语法专项复习(江苏)
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(共47张PPT)
目录
课标知识图谱
高频考点精研
专题六 数词
考点1 基数词
考点2 序数词
考点3 分数、小数、百分数和倍数的表达法
A组 考点突破
B组 语段提升
课标知识图谱
1
高频考点精研
2
基数词
一、基数词的表示法
1~12 13~19 20~90 100~1,000,000,000
1=one 13=thirteen 20=twenty 100百a/one hundred
2=two 14=fourteen 30=thirty 1,000千one thousand
3=three 15=fifteen 40=forty 10,000万ten thousand
4=four 16=sixteen 50=fifty 100,000十万one
hundred thousand
5=five 17=seventeen 60=sixty 1,000,000百万one
million
1~12 13~19 20~90 100~1,000,000,000
6=six 18=eighteen 70=seventy 10,000,000千万ten million
7=seven 19=nineteen 80=eighty 100,000,000亿 one
hundred million
8=eight - 90=ninety 1,000,000,000十亿
one billion(美)
9=nine - - -
10=ten - - -
1~12 13~19 20~90 100~1,000,000,000
11=eleven - - -
12=twelve - - -
二、基数词的表示法说明
1.1~12的基数词。
one 1 two 2 three 3 four 4 five 5
six 6 seven 7 eight 8 nine 9 ten 10
eleven 11 twelve 12
2. 从13~19,其中多数是在基数词后加-teen,但应特别注意13,15和18的
拼法。
thirteen 13 fourteen 14 fifteen 15
sixteen 16 seventeen 17 eighteen 18
nineteen 19
3.20~90各整十位数的基数词由2~9加后缀
-ty构成。
twenty 20 thirty 30 forty 40 fifty 50 sixty 60
seventy 70 eighty 80 ninety 90
提醒
注意twenty, thirty, forty, fifty, eighty的拼写变化。
4.21~29的基数词由十位数20加个位数1~9构成,十位数和个位数之间要
加连字符号“-”。
twenty-one 21 twenty-two 22
twenty-three 23 twenty-four 24
twenty-five 25 twenty-six 26
twenty-seven 27 twenty-eight 28
twenty-nine 29
5.101~999的基数词的表达方式为:1~9之间任一基数词+hundred+and
(+整十位数+连字符“-”)+个位数。
three hundred and fifty-six 356
six hundred and eight 608
6. 同汉语一样,英语“百”位数以上的单位是“千”,但“千”位数以上
的单位是“百万”。英语中没有“万”这个词,是用“十千”来表示,而
“十万”在英语中用“百千”来表示。
hundred百 thousand 千 ten thousand 万
one/a hundred thousand 十万 million百万
one/a billion (one/a thousand million)十亿
重难点
hundred, thousand, million, billion
用法 示例
表示确切的数字:hundred,
thousand,million等词与具体的数字
(如two,three,five等)连用时,
不变复数 five/several thousand years五/几千年
There are two hundred books on the
shelf.书架上有两百本书。
用法 示例
表示不确切的数字:hundred,
thousand,million等词的复数形式与
of连用时,前面不能再加数字(如
two,three,five等) hundreds (thousands, millions) of
dollars 数百(数千,数百万)美元
millions of数百万
thousands of成千上万
hundreds of thousands of几十万
三、基数词的用法
1. 表示年份、年代
①年份用基数词表达,年份前用介词in。
in 1999(in nineteen ninety-nine) 在1999年
in 2001(in two thousand and one) 在2001年
②年代用“in+the+整十基数词的复数”表示。
在20世纪90年代 in the 1990s或1990’s(in the nineteen nineties)
I’m 18 years old when I start to live on my own. 我开始独立生活时18岁。
He is a student,15, from Taizhou.
他是一个学生,15岁,来自泰州。
②at the age of+基数词/at the +基数词/at +基数词。
at the age of four在四岁的时候
③“in one’s+整十基数词的复数”,表示“在某人几十多岁的时候”。
He went to London in his twenties. 他在二十多岁时去了伦敦。
2. 表示年龄
①直接用数字或用“基数词(+years old)”, 表示“……岁”。
3. 表示顺序和编号、电话号码
编号的事物要用基数词表示顺序,但是基数词要后置,通常表达为“名词
+基数词”。
Class 2,Grade 9九年级二班
Page 32第三十二页
Room 105 105房间
Bus No.2 2路公共汽车
Tel:8765469电话号码:8765469
4. 表示时间
①用“基数词(+o’clock)”表示“几点钟”,前面用介词at表示“在几点
钟”。
We get up at six (at six o’clock).
我们6点起床。
②用“基数词+past+基数词”表示“几点过几分”,但分钟数须在半小时
以内(包括半小时在内)。
7:05 five past seven
7:15 fifteen (a quarter) past seven
7:30 half past seven
③用“基数词+to+基数词”表示“几点差几分”,但分钟数须在半小时以
上(不包括半小时在内)。
7:57 three to eight
11:46 fourteen to twelve
2:40 twenty to three
拓展
  一刻钟为15分钟;一刻钟 a quarter;三刻钟 three quarters;9:15 a quarter past
nine
序数词
一、序数词的表示法
第1~第12 第13~第19 第20~第99 1st first 13th thirteenth 20th twentieth
2nd second 14th fourteenth 30th thirtieth
3rd third 15th fifteenth 40th fortieth
4th fourth 16th sixteenth 50th fiftieth
第1~第12 第13~第19 第20~第99 5th fifth 17th seventeenth 60th sixtieth
6th sixth 18th eighteenth 70th seventieth
7th seventh 19th nineteenth 80th eightieth
8th eighth - - 90th ninetieth
9th ninth - - 21st twenty-
first
第1~第12 第13~第19 第20~第99 10th tenth - - 32nd thirty-
second
11th eleventh - - 43rd forty-third
12th twelfth - - 54th fifty-fourth
第100以上 第101~第909 100th hundredth 101st hundred and first
1000th thousandth 202nd two hundred and second
1,000,000th millionth 909th nine hundred and ninth
二、序数词表示法说明
1. 第1至第19,除第1(first)、第2(second)、第3(third)、第五
(fifth)、第八(eighth)、第九(ninth)、第十二(twelfth)外,其余均
在基数词的后面加-th构成。
2. 第20至第90是将基数词词尾y变成i,再加-eth构成,-ieth读/i θ/。
3. hundred, thousand, million的序数词均在其后加-th构成,即
hundredth, thousandth, millionth。
第21-twenty-first (21st)
第99-ninety-ninth (99th)
第101-hundred and first (101st)
第274-two hundred and seventy-fourth (274th)
第1805-one thousand eight hundred and fifth (1805th)
4. 几十几及以上的序数词,其中十位数或百位数、千位数等用基数词,只
有个位数才用序数词。
三、序数词的用法
1. 表示顺序
①序数词前通常加the,表示顺序。
This is the second time it’s happened.这已经是第二次了。
②序数词前加a/an,表示“又一,再一”。
Italy scored a second goal just after half-time.下半场刚刚开始,意大利队便
射入第二个球。
2. 表示日期
①“年、月、日”表达方式。
On 17(th) May, 2024=On May 17(th), 2024 2024年5月17日
②“月、日”表达方式。
May 4th(读作May the fourth)=4th May(读作the fourth of May) 5月4日
3. 表示世纪
  世纪可以用“the+序数词+century”表示。
in the sixth(6th)century在6世纪
in the eighteenth(18th)century在18世纪
4. 表示编号
“the+序数词+名词”表示编号。
the fifth page 第五页
the second lesson第二课
拓展
   ①序数词前有形容词性物主代词或名词所有格限定时,不再加定冠词。
Tomorrow will be my brother’s ninth birthday. 明天将是我弟弟的九岁生日。
②序数词还可以作副词,表示“第几名”。Who came first in the race?赛跑
谁第一?
③表示某人第几次做某事,可用结构“It/This is the first/second/…time(that) sb
have done sth”。
This is the first time (that) I’ve been to London. 这是我第一次去伦敦。
分数、小数、百分数和倍数的表达法
1. 分数的表达法
  分数是由基数词和序数词合成的。分子用基数词,分母用序数词。分
子是1时,分母(序数词)用单数形式;分子大于1时,分母用复数形式,
序数词加-s,当分数前面带有整数时,要用连词and连接。
1/3 one/a third 2/3 two-thirds
4/5 four-fifths
three and one fourth三又四分之一
one and a half hours一个半小时
two and a half kilos两千克半
提醒
1/2通常不读作one second,而用a/one half表示
2. 小数的表达法
  小数用基数词来表示。小数点(point)前的基数词与前面所讲的基数
词读法完全相同,小数点后则须将数字一一读出。
0.25 zero point two five
1.34 one point three four
(“0”的读法有:zero, nought(英), o/ u/)
3. 百分数表达法
  百分数用“基数词+percent”表示。百分数中的百分号“%”读作
percent,无复数形式。
5% five percent 0.8% zero point eight percent
100% one hundred percent
45% forty-five percent
4. 倍数的表达法
  英语用twice/double表示两倍,两倍以上用“基数词+times”表示。
This room is three times as large as that one. 这个房间有那个房间的三倍大。
He is double my age. 他的年龄是我的两倍。
A组 考点突破
考点1 基数词
1. (2024扬州梅岭中学教育集团二模)-Jessie, where’re you going this
summer holiday?
-Yunnan. The weather is fine with temperatures in the .
A. twenty B. twenty’s
C. twenties D. twentieth
C 
2. (2024淮安市淮安区一模)Freezing rain(冻雨) may cause dangerous
conditions on highways. It can lead to people losing control of their cars.
重难点拨
A. thousands of B. two thousands of
C. thousand of D. two thousands
3. (2024吴锡吴中三模)We gave away books to the school library last
year.
A. six hundreds B. six hundred
C. six hundreds of D. six hundred of
A 
B 
4. (2024盐城二模)My aunt became a nurse in her and she still loves her
job now.
A. twenties B. twentieth
C. twenty D. twentieths
A 
5. There are 50 students in Class 1. They went to different places on Children’s
Day (Each student only went to one place.). According to the
chart, students went to Qionghai Wetland Park.
Laoshan Mountain Luoji Mountain Qionghai Wetland Park The Moon
Lake Park
30% 40% ? 10%
A. fifteen B. twenty C. five D. ten
D 
考点2 序数词
6. (2024常州天宁二十四中一模)-Do you know the boy in red is
sitting next to Bob?
-Yes. He is Bob’s best friend. They are celebrating his    birthday.
A. /; fifth B. who; twelfth
C. which; ninth D. that; twelve
B 
7. -It is Mom’s birthday next Wednesday. What should we do?
-What about buying her    flowers to show our love?
A. forty;forty B. forty;fortieth
C. fortieth;forty D. fortieth;fortieth
8. I have won the contest twice before. I can win for time.
A. the third B. third
C. a third D. three
C 
C 
考点3 分数、小数、百分数和倍数的表达法
9. (2024常州金坛直溪中学一模)The writer I admire most is Shakespeare. A
book says that of his plays were written in his    .
A. one third; fifties B. one third; fifty
C. one thirds; fifties D. one thirds; fifty
10. There are fifty students in our class, and of us like football.
A. two third B. two thirds
C. two three D. second thirds
A 
B 
11. About of the middle school students’ parents in our country were born in
the    .
A. two thirds;1980 B. two thirds;1980s
C. twice threes;1980 D. twice threes;1980s
12. About of the students in Kaili    to school by bus.
A. two fifth;go B. two fifths;go
C. two fifth;goes D. two fifths;goes
B 
B 
B组 语段提升
  用方框中所给词的适当形式填空,每词仅用一次(每空一词)
sell he and hundred popular movie
for catch great about
Have you ever heard of Bao Zheng or Bao Qingtian? Today, I’m
going to tell you a story about Bao, which is 1. among Chinese
people.
popular 
A young boy made a living by 2. fried dough sticks(油条) in
the market. One day he fell asleep on a rock after he got one 3.
copper coins. When he woke up, he found 4. coins were gone. The boy
cried because the money was needed to pay 5. the medical treatment of his
sick mother.
selling 
hundred 
his 
for 
  Bao happened to pass through the market. After knowing 6.
the situation, he ordered everyone in the market to put a coin into a basin(盆)
filled with water. When a coin created an oil bloom(油花) in the water, Bao
7. the man who dropped the coin and told everyone that he stole the
boy’s coins. Bao explained, “The boy was the only one who sold oily
products in the market 8. the man’s coin was the only one that created an
oil bloom in the basin.”
Many of the stories about Bao were made into some 9. ,
novels, operas and so on. Today Bao is still considered as one of the
10. officials in history and is loved by Chinese people.
about 
caught 
and 
movies 
greatest