在学习英语的过程中，掌握数字的表达方式是非常基础且重要的内容。数字分为“基数词”（cardinal numbers）和“序数词”（ordinal numbers），前者用于表示数量，后者用于表示顺序或排名。以下是1到100之间的常用基数词与对应的序数词的总结，帮助学习者更清晰地理解和记忆。 一、基数词与序数词对照表 | 基数词（Cardinal） | 序数词（Ordinal） | | 1 | first | | 2 | second | | 3 | third | | 4 | fourth | | 5 | fifth | | 6 | sixth | | 7 | seventh | | 8 | eighth | | 9 | ninth | | 10 | tenth | | 11 | eleventh | | 12 | twelfth | | 13 | thirteenth | | 14 | fourteenth | | 15 | fifteenth | | 16 | sixteenth | | 17 | seventeenth | | 18 | eighteenth | | 19 | nineteenth | | 20 | twentieth | | 21 | twenty-first | | 22 | twenty-second | | 23 | twenty-third | | 24 | twenty-fourth | | 25 | twenty-fifth | | 26 | twenty-sixth | | 27 | twenty-seventh | | 28 | twenty-eighth | | 29 | twenty-ninth | | 30 | thirtieth | | 31 | thirty-first | | 32 | thirty-second | | 33 | thirty-third | | 34 | thirty-fourth | | 35 | thirty-fifth | | 36 | thirty-sixth | | 37 | thirty-seventh | | 38 | thirty-eighth | | 39 | thirty-ninth | | 40 | fortieth | | 41 | forty-first | | 42 | forty-second | | 43 | forty-third | | 44 | forty-fourth | | 45 | forty-fifth | | 46 | forty-sixth | | 47 | forty-seventh | | 48 | forty-eighth | | 49 | forty-ninth | | 50 | fiftieth | | 51 | fifty-first | | 52 | fifty-second | | 53 | fifty-third | | 54 | fifty-fourth | | 55 | fifty-fifth | | 56 | fifty-sixth | | 57 | fifty-seventh | | 58 | fifty-eighth | | 59 | fifty-ninth | | 60 | sixtieth | | 61 | sixty-first | | 62 | sixty-second | | 63 | sixty-third | | 64 | sixty-fourth | | 65 | sixty-fifth | | 66 | sixty-sixth | | 67 | sixty-seventh | | 68 | sixty-eighth | | 69 | sixty-ninth | | 70 | seventieth | | 71 | seventy-first | | 72 | seventy-second | | 73 | seventy-third | | 74 | seventy-fourth | | 75 | seventy-fifth | | 76 | seventy-sixth | | 77 | seventy-seventh | | 78 | seventy-eighth | | 79 | seventy-ninth | | 80 | eightieth | | 81 | eighty-first | | 82 | eighty-second | | 83 | eighty-third | | 84 | eighty-fourth | | 85 | eighty-fifth | | 86 | eighty-sixth | | 87 | eighty-seventh | | 88 | eighty-eighth | | 89 | eighty-ninth | | 90 | ninetieth | | 91 | ninety-first | | 92 | ninety-second | | 93 | ninety-third | | 94 | ninety-fourth | | 95 | ninety-fifth | | 96 | ninety-sixth | | 97 | ninety-seventh | | 98 | ninety-eighth | | 99 | ninety-ninth | | 100 | hundredth |
二、使用说明 - 基数词：用于表示数量，如 “I have 5 apples.”（我有5个苹果）。 - 序数词：用于表示顺序，如 “She is the first to arrive.”（她是第一个到达的）。 - 在构成序数词时，通常在基数词后加 -th，但有几个例外，如： - 1 → first - 2 → second - 3 → third - 5 → fifth - 8 → eighth - 9 → ninth - 12 → twelfth 对于大于20的数字，序数词一般由十位和个位组成，例如：21 → twenty-first，33 → thirty-third。 通过以上表格和说明，可以系统地掌握1到100的基数词与序数词的正确形式和用法，有助于提升英语表达的准确性与自然性。 |