在word中，对选定的文档内容，执行“复制”命令后，是将选定内容复制到（）。 指定位置。 另一个文档中。 剪贴板。 磁盘。
刑满释放人员丧失劳动能力而又无法定赡养人，抚养人和基本生活来源的，由当地（）予以救济。 司法机关。 公安机关。 人民政府。 人民法院。
试述常规液压制动系统的空气排放方法。
You are creating a Windows Forms application by using the .NET Framework 3.5. You plan to develop a new control for the application.The control will have the same properties as a TextBox control.You need to ensure that the control has a transparent background when it is painted on form.You want to achieve this goal by using the minimum amount of development effort.What should you do？（） Create a new class that is derived from the Control class.Call the SetStyle method in the constructor.。 Create a new class that is derived from theTextBox control class.Override the OnPaint method in the constructor.。 Create a new class that is derived from the Control class.Set the BackColor property of the control to Transparent.Call the SetStyle method in the constructor.。 Create a new class that is derived from theTextBox control class.Set the BackColor property of the control to Transparent in the constructor.Call the SetStyle method in the constructor.。
什么是柯立芝效应？
关于艾宾浩斯遗忘曲线描述错误的是（）
