考试报名信息,云课堂欢迎您!
当前位置:首页 > > 小升初 > > 小升初知识点 > 内容页

小升初英语数词考点(基数词、序数词)

2020-06-19 22:25:01小升初知识点访问手机版447

  小升初考试形式多样,考察的内容已经不仅仅只局限于孩子的学习成绩,而是孩子全方面的能力。免费小升初频道为大家提供小升初英语数词考点,希望能够切实的帮助到大家!

  小升初英语数词考点(基数词、序数词)

  1)1-20

  one,two,three,four,five,six,seven,eight,nine,ten,eleven,twelve,thirteen,fourteen,fifteen,

  sixteen,seventeen,eighteen,nineteen,twenty

  (2)21-99 先说“几十”,再说“几”,中间加连字符。

  23→twenty-three,34→thirty-four,45→forty—five,56→fifty-six,67→sixty-seven,78→seventy-eight,89→

  eighty-nine,91→ninety-one

  (3)101—999先说“几百”,再加and,再加末两位数或末位数;

  586→five hundred and eighty-six,803→eight hundred and three

  (4)l,000以上,先从右往左数,每三位数加一个“,”,第一个“,”前为thousand.第二个“,”前为million,第三个“

  ,”前为billion

  1,001→one thousand and one

  18,423→eighteen thousand,four hundred and twenty-three

  6,260,309→six million two hundred and sixty thousand three hundred and nine

  750,000,000,000→seven hundred and fifty billion

  二、序数词

  (1)一般在基数词后加th

  eg.four→fourth,thirteen→thirteenth

  (2)不规则变化

  one→first,two→second,three→third,five→fifth,eight→eighth,nine→ninth,twelve—twelfth

  (3)以y结尾的十位整数,变y为ie再加th

  twenty→twentieth, forty→fortieth, ninety→ninetieth

  (4)从二十一后的“几十几”直至“几百几十几”或“几千几百几十几”只将个位的基数词变为序数词。

  twenty-first,two hundred and forty-fifth

  基数词转为序数词的口诀:

  基变序,有规律,词尾加上-th.

  一,二,三,特殊记,词尾字母t,d,d.

  八去t,九去e, ve要用f替。

  ty将y变成i,th前面有个e.

  若是碰到几十几,前用基来后用序。

  这就是我们精心为大家准备的小升初英语数词考点,希望对大家有用!更多小升初复习资料及相关资讯,尽在免费,请大家及时关注!

TAG标签: 考点英语