全部都是这样的错误：
E:\vs.net\WindowsApplication3\Form1.cs(200): 找不到类型或命名空间名称“listView1”(是否缺少 using 指令或程序集引用？)
怎么改呢
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Diagnostics ;

namespace ControlProcessApp
{
    /// <summary>
    /// Form1 的摘要说明。
    /// </summary>
    public class Form1 : System.Windows.Forms.Form
    {
        private System.Windows.Forms.ToolBar toolBar1;
        private System.Windows.Forms.ToolBarButton toolBarButton1;
        private System.Windows.Forms.ToolBarButton toolBarButton3;
        private System.Windows.Forms.OpenFileDialog openFileDialog1;
        private System.Windows.Forms.ColumnHeader columnHeader1;
        private System.Windows.Forms.ColumnHeader columnHeader2;
        private System.Windows.Forms.ColumnHeader columnHeader3;
        private System.Windows.Forms.ColumnHeader columnHeader4;
        private System.Windows.Forms.ToolBarButton toolBarButton2;
        private System.Windows.Forms.Timer timer1;
        private System.Windows.Forms.ListView lvProcess;
        private System.ComponentModel.IContainer components;

        public Form1()
        {
            //
            // Windows 窗体设计器支持所必需的
            //
            InitializeComponent();

            //
            // TODO: 在 InitializeComponent 调用后添加任何构造函数代码
            //
        }

        /// <summary>
        /// 清理所有正在使用的资源。
        /// </summary>
        protected override void Dispose( bool disposing )
        {
            if( disposing )
            {
                if (components != null) 
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }

        #region Windows Form Designer generated code
        /// <summary>
        /// 设计器支持所需的方法 - 不要使用代码编辑器修改
        /// 此方法的内容。
        /// </summary>
        private void InitializeComponent()
        {
            this.components = new System.ComponentModel.Container();
            this.toolBar1 = new System.Windows.Forms.ToolBar();
            this.toolBarButton1 = new System.Windows.Forms.ToolBarButton();
            this.toolBarButton3 = new System.Windows.Forms.ToolBarButton();
            this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
            this.lvProcess = new System.Windows.Forms.ListView();
            this.columnHeader1 = new System.Windows.Forms.ColumnHeader();
            this.columnHeader2 = new System.Windows.Forms.ColumnHeader();
            this.columnHeader3 = new System.Windows.Forms.ColumnHeader();
            this.columnHeader4 = new System.Windows.Forms.ColumnHeader();
            this.toolBarButton2 = new System.Windows.Forms.ToolBarButton();
            this.timer1 = new System.Windows.Forms.Timer(this.components);
            this.SuspendLayout();
            // 
            // toolBar1
            // 
            this.toolBar1.Buttons.AddRange(new System.Windows.Forms.ToolBarButton[] {
                                                                                        this.toolBarButton1,
                                                                                        this.toolBarButton2,