摘要：分数由基数词和序数词合成.分子用基数词.分母用序数词.分子是1.时.分母用单数形式,分子大于1时.分母用复数形式.序数词加-s.读带分数时.先读整数部分.再读分数部分.例如:1/2→one half 或 a half ?1/4→one fourth 或 one (a) quarter? 3/4→three quarters或 three fourths?4/5→four fifths? 2-1/3→two and a (one)third?3-5/6→three and five sixths? 32-3/4→thirty-two and three quarters?
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| 按要求写出相应的基数词或序数词。 |
| 1. ten ______ (序数词) 3. twenty-five _______ (序数词) 5. fifty-two _______ (序数词) 7. twenty-fifth _____ (基数词) 9. sixty-second _____ (基数词) |
2. nine _______(序数词) 4. thirty-nine _______(序数词) 6. seventeenth _______(基数词) 8. ninety-ninth ______ (基数词) 10. eighty-eighth ______ (基数词) |
| 写出下列基数词的序数词。 | ||||||
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| 根据括号内的要求，写出单词的正确形式。 | ||
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| 写出下列基数词对应的序数词。 |
| 1. one ________ 5. five _______ 9. nine _______ |
2. two _______ 6. six _______ 10. ten _______ |
3. three ______ 7. seven ______ 11. eleven |
4. four _______ 8. eight ______ 12. twelve _______ |
| 词形转换。 | ||||
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