英语一到二十的单词：
一 one [wʌn]
二 two [tu:]
三 three [θri:]
四 four [fɔ:(r)]
五 five [faɪv]
六 six [sɪks]
七 seven [ˈsevn]
八 eight [eɪt]
九 nine [naɪn]
十 ten [ten]
十一 eleven [ɪˈlevn]
十二 twelve [twelv]
十三 thirteen [ˈθɜ:ˈti:n]
十四 fourteen [ˈfɔ:ˈti:n]
十五 fifteen [ˈfɪfˈti:n]
十六 sixteen [ˈsɪksˈti:n]
十七 seventeen [ˈsevnˈti:n]
十八 eighteen [ˈeɪˈti:n]
十九 nineteen [ˈnaɪnˈti:n]
二十 twenty [ˈtwenti]
拓展：
1-12：one two three four five six seven eight nine ten eleven twelve；
13-19末尾以teen结尾，比如19 nineteen；
20-99可用“十位-个位”的方法读数，比如21 twenty-one；
100的英文hundred。
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 64 sixty- four 65 sixty- five
66 sixty- six 67 sixty- seven 68 sixty- eight 69 sixty- nine 70 seventy
71 seventy- one 72 seventy- two 73 seventy- three 74 seventy- four 75 seventy- five
76 seventy- six 77 seventy- seven 78 seventy- eight 79 seventy- nine 80 eighty
81 eighty- one 82 eighty- two 83 eighty- three 84 eighty- four 85 eighty- five
86 eighty- six 87 eighty- seven 88 eighty- eight 89 eighty- nine 90 ninety
91 ninety-one 92 ninety- two 93 ninety- three 94 ninety- four 95 ninety- five 96 ninety- six
97 ninety- seven 98 ninety- eight 99 ninety- nine 100 hundred
