这样做MKV的内挂字幕？

我用的是mkvtoolnix里的MMG
请高手指教!

字幕输入不进去，我外挂字幕的时候很正常啊
请看看，哪里错了吗？

[Script Info]
ScriptType: v4.00
Collisions: Normal
PlayResY: 480
PlayResX: 640
PlayDepth: 0
Timer: 100.0000

[v4 Styles]
Format: Name,Fontname,Fontsize,PrimaryColour,SecondaryColour,TertiaryColour,BackColour,Bold,Italic,BorderStyle,Outline,Shadow,Alignment,MarginL,MarginR,MarginV,AlphaLevel,Encoding
Style:*Default,幼圆,27,16777215,4227327,8404992,16744448,0,0,1,1,2,2,30,30,12,0,134


Dialogue: Marked=0,0:03:20.98,0:03:22.22,*Default,9,0000,0000,0000,,非常感谢
Dialogue: Marked=0,0:03:24.47,0:03:26.71,*Default,10,0000,0000,0000,,这本书十分有趣
Dialogue: Marked=0,0:03:27.71,0:03:28.96,*Default,11,0000,0000,0000,,啊 好的
Dialogue: Marked=0,0:03:29.71,0:03:32.96,*Default,12,0000,0000,0000,,请下次再来
Dialogue: Marked=0,0:03:33.00,0:03:33.45,*Default,13,0000,0000,0000,,好的
Dialogue: Marked=0,0:03:39.45,0:03:41.69,*Default,14,0000,0000,0000,,好可爱啊

缺少下面兩行

[Events]
Format: Marked, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text

加在
Dialogue: Marked=0,0:03:20.98,0:03:22.22,*Default,9,0000,0000,0000,,非常感谢
...
之前