然后呢?
追答ninth tenth
eleventh twentieth
twenty -first
基数词会吗
one two three four
five six seven eight nine ten
eleven twelve thirteen fourteen
呀,序数词少写了,
直接从十一蹦到二十了
从十二的序数词写了
twelfth
thirteenth
fourteenth
fifteenth
sixteenth
seventeenth
eighteenth
nineteenth
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