请按照以下步骤操作:
1.创建一个单元格单击事件.
2.创建一个form2对象并调用Show()方法.
3.为form2的Close()事件创建一个事件处理程序. 4.在此处阅读手册 [

Follow these steps:
1. Create a Cell Click Event.
2. Create a form2 object and call to Show() method.
3. Create an event handler for Close() event for form2.
4. Read the manual here[^].

Hope it helps.