问题 填空题 写数字。1. seven _____________ 3. nine _____________ 5. one _____________ 7. ten _____________ 9. six _____________ 2. two _____________ 4. five _____________ 6. four _____________ 8. three _____________ 10. eight _____________ 答案 1. 7 2. 2 3. 9 4. 5 5. 1 6. 4 7. 10 8. 3 9. 6 10. 8