简答题:在考生文件夹下有一个工程文件sit4.vbp,窗体上已经添加所有控件,如图所示。在程序运行时,如果单击“开始”按钮,则每

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题目内容:
在考生文件夹下有一个工程文件sit4.vbp,窗体上已经添加所有控件,如图所示。在程序运行时,如果单击“开始”按钮,则每隔0.1秒窗体上的汽车图标向右移动一次(初始状态下不移动);如果单击“停止”按钮,则停止移动。
请完成以下工作:

①设置适当控件的适当属性,使得每0.1秒汽车图标向右移动一次,而初始状态下不移动。
②请去掉程序中的注释符,把程序中的?改为正确的内容。
③为两个命令按钮编写适当的事件过程.最后以原文件名存盘。
注意:不得修改已经给出的程序。编写事件的过程中不能使用变量,每个事件过程中只能有一条语句。
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