Activity_Selection.dsp Activity_Selection.dsw Activity_Selection.ncb Activity_Selection.opt Activity_Selection.plg Debug .....\Activity_Selection.exe .....\Activity_Selection.ilk .....\Activity_Selection.obj .....\Activity_Selection.pch .....\Activity_Selection.pdb .....\vc60.idb .....\vc60.pdb 实验结果截图.bmp 活动选择问题.cpp