Dim wordapp As Word.Application
Dim worddoc1 As Word.Document
Dim range1 As Word.Range
wordapp = CreateObject("Word.Application")
worddoc1 = wordapp.Documents.Add("C:\Documents and Settings\YuanWenjian\桌面\stu.doc")
range1 = worddoc1.Lists(1).ListParagraphs(1).Range
worddoc1.Lists(1).ConvertNumbersToText()
wordapp.Application.Quit()
System.Runtime.InteropServices.Marshal.ReleaseComObject(worddoc1)
worddoc1 = Nothing
System.Runtime.InteropServices.Marshal.ReleaseComObject(wordapp)
wordapp = Nothing
GC.Collect()