one[wQn]
two [tu:]
three [Wri:]
four [fC:]
five [faiv]
six [siks]
seven ['sevEn]
eight[eIt]
nine [nain]
ten [ten]
eleven [i'levEn]
twelve [twelv]
thirteen ['WE:'ti:n]
fourteen ['fC:'ti:n]
fifteen ['fif'ti:n]
sixteen ['siks'ti:n]
seveteen ['sevEn'ti:n]
eighteen ['eI'ti:n]
nineteen ['nain'ti:n]
twenty['twenti]
一道二十分别对应的序数词为
first
second
third
fourth
fifth
sixth
sevevth
eighth
ninth
tenth
eleventh
twelfth
thirdteenth
fourteenth
fifteenth
sixteenth
seventeenth
eighteenth
nineteenth
twentieth