The candidate input method can not follow

The spark:TextArea and TextInput Chinese candidate input method can not follow.
But mx:TextArea and TextInput not this issue.

I guess you only test the English input method, Chinese input methods all have this problem, it is affecting the user experience.

you can test this Chinese input method.all chinese use this.
http://dl_dir.qq.com/invc/qqpinyin/QQPinyin_Setup_1.1.1224.400.exe

I made a picture to illustrate the problem.
http://img.my.csdn.net/uploads/201301/24/1359028348_2400.jpg

If you are unclear, please let me know. I don't know english.I am very sorry.

Thank you!