第1个回答 2011-05-15
one two three four five six seven eight nine ten
eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty
twenty-one twenty-two twenty-three twenty-four twenty-five twenty-six twenty-seven twenty-eight twenty-nine thirty
thirty-one thirty-two thirty-three thirty-four thirty-five thirty-six thirty-seven thirty-eight thirty-nine forty
forty- one forty- two forty-three forty-four forty- five forty-six forty-seven forty-eight
forty-nine fifty
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