基数词序数词基数词(0—100)1 one 2 two 3 three 4 four 5 five 6 six 7 seven 8 eight 9 nine 10 ten 11 eleven 12 twelve 13 thirteen 14 fourteen 15 fifteen 16 sixteen 17 seventeen 18 eighteen 19 nineteen 20 twenty 21 twenty—one 22 twenty—two 23 twenty-three 24 twenty-four 25 twenty—five 26 twenty—six 27 twenty—seven 28 twenty—eight 29 twenty—nine 30 thirty 31 thirty—one 32 thirty—two 33 thirty—three 34 thirty-four 35 thirty—five 36 thirty—six 37 thirty—seven 38 thirty—eight 39 thirty-nine 40 forty 41 forty—one 42 forty—two 43 forty—three 44 forty—four 45 forty-five 46 forty—six 47 forty—seven 48 forty-eight 49 forty—nine 50 fifty 51 fifty-one 52 fifty-two 53 fifty-three 54 fifty—four 55 fifty—five 56 fifty—six 57 fifty-seven 58 fifty-eight 59 fifty-nine 60 sixty 61 sixty—one 62 sixty-two 63 sixty—three 6