2025年人教版英语中考专项复习---数词(含答案)

文档属性

名称 2025年人教版英语中考专项复习---数词(含答案)
格式 docx
文件大小 26.5KB
资源类型 教案
版本资源 人教新目标(Go for it)版
科目 英语
更新时间 2025-03-28 15:40:00

图片预览

文档简介

数词
一、数词核心考点精讲
1. 基数词与序数词
基数词 序数词 缩写 记忆技巧
1 (one) first 1st 特殊记忆:“第一要争气(first)”
2 (two) second 2nd 特殊记忆:“第二很二(second)”
3 (three) third 3rd 特殊记忆:“第三有三(third)”
4 (four) fourth 4th 规则:基数词 + th
5 (five) fifth 5th 口诀:“五(five)去ve变f加th”
8 (eight) eighth 8th 口诀:“八(eight)去t加h”
9 (nine) ninth 9th 口诀:“九(nine)去e加th”
12 (twelve) twelfth 12th 口诀:“ve变f加th”
20 (twenty) twentieth 20th 规则:y变ie + th(twenty→twentieth)
21 (twenty-one) twenty-first 21st 复合词:整十基数词 + 个位序数词
30 (thirty) thirtieth 30th 规则:y变ie + th
40 (forty) fortieth 40th 注意拼写:forty→fortieth(去y变ie)
100 (one hundred) one hundredth 100th 规则:基数词 + th
类型 规则与例词 记忆技巧
基数词 1-12独立记忆,13-19加-teen,20-90整十加-ty,21-99用连字符(如twenty-one) 口诀:“十几加teen,几十加ty,连字符连接几十几”
序数词 一般加-th,特殊变化:first, second, third, fifth, eighth, ninth, twelfth 口诀:“一、二、三特殊记,八去t,九去e,ve变f再加th,y变ie再加th”
序数词缩写 1st, 2nd, 3rd, 4th…(数字+最后两个字母) 联想:“1st像树干,2nd像鸭子,3rd像耳朵”
2. 分数、小数、百分数
类型 规则 例词/例句
分数 分子用基数词,分母用序数词,分子>1时分母加-s 1/3 → one-third;2/5 → two-fifths
小数 小数点读作“point”,每位数字单独读 3.14 → three point one four
百分数 数字 + percent 50% → fifty percent
易错点 分数中的连字符和复数形式 误写:two-third(正确:two-thirds)
记忆技巧:
分数口诀:“子基母序,分子大于1,分母加s!”
百分数公式:“数字 + percent = 百分数”
3. 时间与年代表达
表达方式 规则 例句
整点 数字 + o’clock 7:00 → seven o’clock
半点前 分钟 + past + 小时 6:15 → a quarter past six
半点后 60-分钟 + to + 下一小时 6:45 → a quarter to seven
年代 四位数分两部分读,加“s”表年代 1990s → the nineteen nineties
记忆技巧:
时间口诀:“半点前past,半点后to,一刻钟用quarter,半小时用half”
年代公式:“前两位+后两位+s,中间不加and”
二、提高练习
(一)单项选择
There are ______ days in a week.
A. seven B. seventh C. the seven D. the seventh
My sister is ______ to finish her homework.
A. first B. the first C. one D. the one
About ______ of the earth is covered by water.
A. three quarter B. three quarters C. third quarters D. third quarter
The train leaves at ______.
A. two past half B. half past two C. two and half D. two to half
The story happened in ______.
A. 1990s B. the 1990s C. 1990’s D. the 1990s’
______ people visited the museum last year.
A. Two thousands B. Two thousand C. Thousands D. Thousand of
December is the ______ month of the year.
A. twelve B. twelveth C. twelfth D. twelf
The boy is only ______. He can’t go to school.
A. five years old B. five-year-old C. five-years-old D. five year old
—What’s the date today
—It’s ______.
A. May 12th B. May the 12 C. 12 May D. the May 12
The price of the book is ______.
A. twenty yuans B. twenty yuan C. yuans twenty D. yuan twenty
(二)用所给词的正确形式填空
September is the ______ (nine) month of the year.
About ______ (three-fourth) of the students are girls.
My brother is ______ (12) years old.
The ______ (five) lesson is very difficult.
3:50 can be read as “ten to ______ (four)”.
There are ______ (hundred) of books in the library.
The ______ (one) prize goes to Lucy.
Two ______ (five) of the water is polluted.
She lives on the ______ (20) floor of the building.
The movie lasted ______ (two) hours and a half.
The boy is ______ (8) years old.
______ (thousand) of people attended the concert.
December ______ (25) is Christmas Day.
The ______ (three) boy from the left is my cousin.
The answer is on the ______ (40) page.
5:15 → a quarter past ______ (five).
9:45 → a quarter to ______ (ten).
The ______ (twelve) student won the competition.
About ______ (60%) of the students like sports.
The building is ______ (100) meters high.
My birthday is on October ______ (1).
The ______ (two) month of the year is February.
7:30 → half past ______ (seven).
The ______ (ninety) tree was planted by my grandfather.
Two ______ (three) of the apples are red.
The ______ (four) question is the hardest.
The river is about ______ (50) kilometers long.
The ______ (one) day of school is exciting.
11:05 → five past ______ (eleven).
The ______ (twenty-one) century began in 2001.
答案与解析
(一)单项选择答案
A(基数词表数量,不加冠词)
B(序数词前加the,the first to do)
B(分数分子>1,分母用复数:three quarters)
B(时间表达:half past two)
B(年代:the + 年份+s)
B(具体数量不加s:two thousand)
C(序数词twelfth)
B(复合形容词用连字符:five-year-old)
A(日期顺序:月份+序数词)
B(人民币单位yuan无复数)
(二)填空题
ninth(序数词)
three-fourths(分数分子>1,分母加s)
twelve(基数词)
fifth(序数词)
four(时间表达:to + 下一小时)
hundreds(hundreds of表概数)
first(序数词+the)
fifths(分数分母复数)
twentieth(序数词)
two(基数词)
eight
Thousands
25th(日期序数词)
third
fortieth
five
ten
twelfth
60%(sixty percent)
100(基数词)
1st
second
seven
ninetieth
thirds
fourth
50
first
eleven
30.twenty-first