题目内容
1. nine 2. six
3. four 4. seven
5. five三、 1. eight;ten 2. five;seven 3. three;five
4. six;eight 5. four;six
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题目内容
1. nine 2. six
3. four 4. seven
5. five三、 1. eight;ten 2. five;seven 3. three;five
4. six;eight 5. four;six