小学英语基数词的用法.ppt

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1、数 词,数词表示数目多少或先后的词 数词分为基数词和序数词,基数词:表示数目的多少,1-one 6-six 2-two 7-seven 3-three 8-eight 4-four 9-nine 5-five 10-ten,基数词:十几,11 eleven12 twelve13 thirteen14 fourteen15 fifteen,16 sixteen17 seventeen18 eighteen19 nineteen,基数词：几十,20twenty 60sixty 30 thirty 70seventy 40fourty 80eighty 50fifty 90ninety,1，112

2、没有规律可循，必须记住2，1319这7个数字都是以teen结尾3，2090以ty结尾,twenty thirty fourty fifty sixty seventy eighty ninety,one two three four five sixseven eight nine ten eleven twelve,thirteen fourteen fifteen sixteen seventeen eighteen nineteen,你记住了吗？,50,11,20,80,90,12,17,15,19,40,13,30,几十几：把整十数和个位数之间用连字符连起来,21,twenty-one

3、,79,seventy-nine,86,eighty-six,33,thirty-three,56,48,22,99,63,整百：1-9+hundred,100 one hundred,200 two hundred,900 nine hundred,几百几十几：整百数+整十数+个位数,注意：整百数和整十数之间要用and 连接,385 three hundred and eighty-five,547,788,639,709,seven hundred and nine,875,206,419,107,课后作业：口头表达,18 19 86 101 372 809 8 41 58 34 46 632 70 66620 12 13 31,