第三讲：数词一、【考点解读】数词在我们的日常生活中时时出现，因此它的学习既有趣味，又有点繁琐。在小学阶段，我们需要掌握好基数词和序数词的运用，日期和时刻的表达，约数和具体数字的区别，听懂别人的表达，并且能够在自己的表述中准确运用它们。二、【知识讲解】知识点 1——基数词和序数词基数词序数词基数词序数词基数词序数词基数词序数词onefirsteleveneleventhtwenty-onetwenty-firsttententhtwosecondtwelvetwelfthtwenty-twotwenty-secondtwentytwentieththreethirdthirteenthirteenthtwenty-threetwenty-thirdthirtythirtiethfourfourthfourteenfourteenthtwenty-fourtwenty-fourthfortyfortiethfivefifthfifteenfifteenthtwenty-fivetwenty-fifthfiftyfiftiethsixsixthsixteensixteenthtwenty-sixtwenty-sixthsixtysixtiethsevenseventhseventeenseventeenthtwenty-seventwenty-seventhseventyseventietheighteightheighteeneighteenthtwenty-eighttwenty-eightheightyeightiethnineninthnineteennineteenthtwenty-ninetwenty-ninthninetyninetiethtententhtwentytwentieththirtythirtiethone hundredone hundredth知识点 2—— 时刻的表达顺读法小时+分钟7:20 读作：seven twenty逆读法分钟≦30 分钟分钟+past+小时7:15 读作：a quarter past seven分钟>30 分钟（60-分钟）+to + (小时+1)7:48 读作：twelve to eight7:45 读作：a quarter to eight知识点 3—— 日期的表达表达顺序书写方式读法月/日，年份May 1,2018May the first, 2018日/月，年份1 May, 2018the first (day) of May, 2018知识点 4—— 年龄的表达at the age of… 在.. 岁时…year(s) old … 岁in one’s fifties 在某人五十多岁时知识点 5—— 约数与具体数目的表达约数与具体数字示例数字+ hundred/thousand+ns five hundred studentsseven thousand studentsa hundred=one hundred约数+hundred/ thousand+nssome thousand studentsseveral hundred students many thousand students数字/约数词+hundred/thousand+ of the nsfive hundred of the students in our schoolseven thousand of the studentsseveral hundred of the students(不加数字或约数词) hundreds/ thousands of+nshundreds of studentsthousands of students知识点 6—— a/an 用法区别用法...
