用one-eleven11个英语数词填空,使纵横每3个长方形里的数之和为18

用序数词填写下面的表格.
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. twentiethone1.______eleven11.______two2.______twelve12.______three3.______thirteen13.______four4.______fourteen14.______five5.______fifteen15.______six6.______sixteen16.______seven7.______seventeen17.______eight8.______eighteen18.______nine9.______nineteen19.______ten10.______twenty
20.______

是不是在九宫格里面填呢？