2024年中考英语专项复习模块一词汇:2.数词

2023-07-18
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数词 基数词变序数词口诀: 基变序,很容易,词尾加上-th; 一二三,特殊记,八加h,九减e,f来把ve替; 若是遇上整十数,ty变作tie; 若是遇上几十几,只变各位就可以。 数词的用法 1. 编号 编号可用基数词或序数词表示: (1) 基数词位于名词之后,且名词首字母要大写 (2) 序数词位于名词之前,并加定冠词 eg:66路公交车:Bus 66、Bus No. 66或No.66 Bus 第100页:Page 100或the 100th page 332号房间:Room 332、Room No. 332或the No. 332 Room 2. 日期、年代 (1) 用基数词表示“年”,年代是四位数时,常先读读前两位数,再读后两位数。 Eg: 2023年 读作 twenty twenty-three (2) 英语中通常为“月、日、年” Eg: 2009年10月25日: October 25(th),2009 读作 October the twenty fifth, two thousand and nine (3) 表达“……世纪……年代”时,在表达年份的阿拉伯数字后加-s或-'s。 Eg: 20世纪 90 年代:the 1990s或the 1990's 读作 the nineteen nineties 18 世纪 40年代:the 1740s 或 the 1740's 读作 the seventeen forties 3. 年龄: “几十岁”in one’s +基数词复数; at the age of... Eg: My sister is twenty-three years old. When he was in his thirties, he became a very famous actor. She began to learn the piano at her age of five. 4. 时刻 (1) 整点:“整点时间+o’clock”;非整点:“整点数+分钟” Eg: It’s seven o’clock. It's seven twenty. (2) 时刻读法:“整点数+分钟”;(分钟数小于或等于30分钟)“分钟数+past+整点数”; (分钟数大于30分钟)“所差分钟数+to+下一整点数” Eg: 6:30读作six thirty 或 half past six 8:45 读作 a quarter to nine 注意:15分钟常用a quarter,半小时常用half 5. 分数、小数、百分数 1  分数:分子用基数词,分母用序数词,分子大于一时,分母需用序数词的复数形式 eg:1/3:one/a third 2/3:two thirds 3/4:three quarters 或three fourths 2  小数:按照基数词的读法 eg:36.22读作thirty-six point two two 3  百分数 eg:88%读作eighty-eight percent (percent没有复数形式) 6. 倍数:“两倍”用twice/double,“三倍以上”用“基数词+times”,常用句型有: 1  倍数+as...as Eg:We have produced four times as many computers as we did last year. 2  倍数+比较级+than Eg: His uncle is twice older than he. She has read three times more books than I have. 3  倍数+the+名词+of: 常见名词有size, height, length, depth, age, width, weight等 Eg: China is almost five times the size of Mexico in area. 7. “数词-可数名词单数(-形容词)”用作定语 Eg: a five-year-old child a three-week visit to Singapore 8. 序数词前不用the或省略the的情况 1  表示“又一,再一”时 Eg: They wanted to try a second time. 2  序数词前有物主代词或名词所有格时 Eg: It’s my 60th birthday. This is Lily’s twelfth book. 3  “序数词+名词”构成合成形容词时 Eg: There will be a second-hand c

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2024年中考英语专项复习模块一词汇:2.数词
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2024年中考英语专项复习模块一词汇:2.数词
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