Shell Chr(34) & "C:\vb.exe" & Chr(34) & " C:\vb.txt"用Chr(34) 来表示双引号
引号太多,另外中间还要加个空格,即: “ ” 形式,如下:shell “C:\vb.exe” & " " & "C:\vb.txt"
shell "C:\vb.exe C:\vb.txt"
shell ““C:\vb.exe C:\vb.txt"