gaclass .......\Check.xls .......\GA.exe .......\Readme.txt .......\Teach000.gax .......\Teach001.xls .......\Teach002.xls .......\Teach003.xls .......\Teach004.xls .......\Teach005.xls .......\Teach006.xls .......\Teach007.xls .......\Teach008.xls .......\Teach009.xls .......\Teach010.xls .......\