第8计 数词-秒杀2021年中考英语语法36计

2021年中考英语秒杀技巧八： 数词 数词定义：数词是指表示数目多少或顺序多少的词。 数词分为基数词和序数词。基数词表示数目的多少。序数词表示事物的先后顺序，往往与定冠词the连用。（特殊：分数形式） 数词是讲究形式的单词！记住典型形式，你就会做了： 正确形式 · two hundred · hundreds of · two-thirds 错误形式 · Two hundreds； · two hundreds of； · four-fifth 但是基本的一些数词还是要懂得点（因为填空题主要考察基数词和序数词两者的转换）： （一）基数词 one 11 eleven 100 a hundred 2 two 12 twelve 20 twenty 1000 a thousand 3 three 13 thirteen 30 thirty 1，000，000 a million 4 four 14 fourteen 40 forty 10，000，000 ten million 5 five 15 fifteen 50 fifty 100，000，000 a hundred million 6 six 16 sixteen 60 sixty 1，000，000，000 a billion 7 seven 17 seventeen 70 seventy 8 eight 18 eighteen 80 eighty 9 nine 19 nineteen 90 ninety 10 ten 最难的：5893： five thousand eight hundred and ninety-three （二）序数词 第一到第十 第十一到第十九 第二十以上 first eleventh twentieth second twelfth thirtieth third thirteenth fortieth fourth fourteenth fiftieth fifth fifteenth sixtieth sixth sixteenth seventieth seventh seventeenth eightieth eighth eighteenth ninetieth ninth nineteenth hundredth tenth thousandth 最难的：第一百零一：(the) one hundred (and)first=101st 分数是由基数词作分子，序数词作分母构成的。除了分子是＂1＂的情况外，序数词都要用复数。 ►1/3 one third 7/9 seven ninths 【注意】一些特殊的分数表达法： ►a half 二分之一 a quarter =one fourth 四分之一 three quarters=three fourth 四分之三 1．（2020·西藏中考真题）The new bridge is ________ metres long. A．six hundred, fifty and five B．six hundreds and fifty-five C．six hundred, fifty-five D．six hundred and fifty-five 2．（2020·广西百色·中考真题）The environment here becomes better and better. _____________birds are coming back. A．Hundred B．Hundreds C．Thousand D．Thousands of 3．（2020·四川内江·中考真题）Our hometown is becoming more and more beautiful. ______ visitors come here on weekends. A．Hundred B．Hundreds C．Hundred of D．Hundreds of 4．（2020·广西梧州·中考真题）Elsa lives on the ________ floor. A．nine B．ninth C．nineteen D．ninety 5．（2020·湖北黄石·中考真题）There are about eight hundred students in the school. ________of them ar