基数词和序数词用法.pptxVIP

;什么是数词？;基数词;;numbers;Numbers are widely used. ;Let’s count!;;;;Dragon ;;100???????????????? 2,000?????????????? 30,000????????????? 400,000????????????? 5,000,000????????????60,000,000??????????700,000,000???????? 8,000,000,000??????? 90,000,000,000???????????????????? 100,000,000,000????;one?hundred one?thousand ten?thousand one?hundred?thousand one?million ten?million one?hundred?million????? one?billion ten?billion one?hundred?billion tens/ hundreds/thousands/ millions of ;,; 625 six hundred and twenty-five 8,961 eight thousand, nine hundred and sixty-one 95,680 ninety-five thousand, six hundred and eighty ;Look and Practice;8;Let’s do a practice!;;;;ordinal numbers;一、二、三，特殊记， 加th从4起， 八少“t”，九去“e”， “ve”要用“f”替，(five, twelve) 见“y”变成“i”和“e”，词尾加上“th”， (twenty,thirty,---ninety) 若是遇到几十几，只变个位就可以。;Can you write their ordinal numbers?;December is the ________ month of the year. Monday is the _______ day of the week. English is spoken by most people as their _______ language in the USA, Great Britain, Australian, and Canada. The Games of the _____________ Olympic in 2008 will be held in the city of Beijing. I’m hungry. I’ve eaten three apples. Would you please give me a_______ one? At the beginning of the _____________ century the world’s population has passed 6 billion. He got off this bus and got on a ______ one.;作业;Thank You !;Let’s count!;;100???????????????? 2,000?????????????? 30,000????????????? 400,000????????????? 5,000,000????????????60,000,000??????????700,000,000???????? 8,000,000,000??????? 90,000,000,000???????????????????? 100,000,000,000????;100???????????????? 2,000?????????????? 30,000????????????? 400,000????????????? 5,000,000????????????60,000,000??????????700,000,000???????? 8,000,000,000??????? 90,000,000,000???????????????????? 100,000,000,000????; 625 six hundred and twenty-five 8,961 eight thousand, nine hundred and sixty-one 95,680 ninety-five thousand, six hundred and eighty ;作业