谁能帮我解释一下这段代码呀??很急，谢谢

On Error Resume Next
Dim ex As Application
Set ex = CreateObject("word.application")
ex.Visible = True
Set woreddoc = ex.Documents.Add
ex.Caption = "数据库原理概论试卷"
ex.Application.Selection.Range.ParagraphFormat.Alignment = wdAlignParagraphCenter
ex.Application.Selection.Font.Size = 14
ex.Application.Selection.Font.Spacing = 1
ex.Application.Selection.Font.Bold = 20
ex.Application.Selection.Range.Text = Text.Item(1).Text
ex.Application.Selection.EndKey
ex.Application.Selection.Range.InsertAfter (Text2.Item(1).Text) + Chr(13)
ex.Application.Selection.Range.InsertParagraphAfter
ex.Application.Selection.EndKey
ex.Application.Selection.MoveDown
ex.Application.Selection.EndKey
ex.Application.Selection.Range.InsertParagraphAfter
ex.Application.Selection.MoveDown
ex.Application.Selection.MoveDown
ex.Application.Selection.Paragraphs.Last.Range.Font.Size = 12
ex.Application.Selection.Paragraphs.Last.Range.Font.Bold = 0
k = ex.Application.Selection.Tables.Add(ex.Application.Selection.Range, 2, 8, 0, 0)
ex.Application.Selection.Tables.Item(1).Columns.Item(1).Cells.Item(1).Range.InsertAfter ("题型")
ex.Application.Selection.Tables.Item(1).Columns.Item(1).Cells.Item(2).Range.InsertAfter ("分数")
ex.Application.Selection.MoveDown
ex.Application.Selection.Tables.Item(1).Columns.Item(2).Cells.Item(1).Range.InsertAfter ("一")
ex.Application.Selection.Tables.Item(1).Columns.Item(3).Cells.Item(1).Range.InsertAfter ("二")
ex.Application.Selection.Tables.Item(1).Columns.Item(4).Cells.Item(1).Range.InsertAfter ("三")
ex.Application.Selection.Tables.Item(1).Columns.Item(5).Cells.Item(1).Range.InsertAfter ("四")
ex.Application.Selection.Tables.Item(1).Columns.Item(6).Cells.Item(1).Range.InsertAfter ("五")
ex.Application.Selection.Tables.Item(1).Columns.Item(7).Cells.Item(1).Range.InsertAfter ("六")
ex.Application.Selection.Tables.Item(1).Columns.Item(8).Cells.Item(1).Range.InsertAfter ("总分")
ex.Application.Selection.MoveDown
ex.Application.Selection.MoveDown
ex.Application.Selection.Range.InsertParagraphAfter
ex.Application.Selection.MoveDown
ex.Application.Selection.Range.ParagraphFormat.Alignment = wdAlignParagraphLeft
ex.Application.Selection.Paragraphs.Last.Range.Font.Size = 10
ex.Application.Selection.Paragraphs.Last.Range.Font.Bold = 10
ex.Application.Selection.Range.InsertParagraphAfter
ex.Application.Selection.Range.InsertAfter ("填空（20分）")
ex.Application.Selection.MoveDown
ex.Application.Selection.Range.InsertParagraphAfter

这是 VB写的 调用Word 填充数据的.

On Error Resume Next
Dim ex As Application '声明
Set ex = CreateObject("word.application") '创建Word对象
ex.Visible = True '让Word可见
Set woreddoc = ex.Documents.Add '添加一个新文档
ex.Caption = "数据库原理概论试卷" '文档标题名
ex.Application.Selection.Range.ParagraphFormat.Alignment = wdAlignParagraphCenter '字体居中
ex.Application.Selection.Font.Size = 14
ex.Application.Selection.Font.Spacing = 1
ex.Application.Selection.Font.Bold = 20 '上面设置字体字号的
ex.Application.Selection.Range.Text = Text.Item(1).Text '从text的项目1获取数据 text 应该是个 combo 或listbox
ex.Application.Selection.EndKey '移到结尾
ex.Application.Selection.Range.InsertAfter (Text2.Item(1).Text) + Chr(13) '再填充 加个回车
ex.Application.Selection.Range.InsertParagraphAfter
ex.Application.Selection.EndKey
ex.Application.Selection.MoveDown
ex.Application.Selection.EndKey
ex.Application.Selection.Range.InsertParagraphAfter
ex.Application.Selection.MoveDown
ex.Application.Selection.MoveDown '下跳
ex.Application.Selection.Paragraphs.Last.Range.Font.Size = 12
ex.Application.Selection.Paragraphs.Last.Range.Font.Bold = 0 '再设置字体 字号
k = ex.Application.Selection.Tables.Add(ex.Application.Selection.Range, 2, 8, 0, 0) '这里画了个两行 8列的 表
ex.Application.Selection.Tables.Item(1).Columns.Item(1).Cells.Item(1).Range.InsertAfter ("题型") '1行1列 填充
ex.Application.Selection.Tables.Item(1).Columns.Item(1).Cells.Item(2).Range.InsertAfter ("分数") '1行2列填充
ex.Application.Selection.MoveDown
ex.Application.Selection.Tables.Item(1).Columns.Item(2).Cells.Item(1).Range.InsertAfter ("一")
ex.Application.Selection.Tables.Item(1).Columns.Item(3).Cells.Item(1).Range.InsertAfter ("二")
ex.Application.Selection.Tables.Item(1).Columns.Item(4).Cells.Item(1).Range.InsertAfter ("三")
ex.Application.Selection.Tables.Item(1).Columns.Item(5).Cells.Item(1).Range.InsertAfter ("四")
ex.Application.Selection.Tables.Item(1).Columns.Item(6).Cells.Item(1).Range.InsertAfter ("五")
ex.Application.Selection.Tables.Item(1).Columns.Item(7).Cells.Item(1).Range.InsertAfter ("六")
ex.Application.Selection.Tables.Item(1).Columns.Item(8).Cells.Item(1).Range.InsertAfter ("总分") '这里添完
ex.Application.Selection.MoveDown
ex.Application.Selection.MoveDown '下条
ex.Application.Selection.Range.InsertParagraphAfter
ex.Application.Selection.MoveDown
ex.Application.Selection.Range.ParagraphFormat.Alignment = wdAlignParagraphLeft
ex.Application.Selection.Paragraphs.Last.Range.Font.Size = 10
ex.Application.Selection.Paragraphs.Last.Range.Font.Bold = 10 '设置字体字号
ex.Application.Selection.Range.InsertParagraphAfter
ex.Application.Selection.Range.InsertAfter ("填空（20分）") '再填充
ex.Application.Selection.MoveDown
ex.Application.Selection.Range.InsertParagraphAfter

是51单片机的代码吧……这段代码不完全，看不懂