✔ 最佳答案
go to this website la~
http://muzika.50webs.com/sheetmusic.htm
Find "All in one - I Swear" and just smply click the link and u can download it. There are still many other classic or pop song's sheet music. Enjoy it~!
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that's another sample:
http://www.sheetmusicdirect.com/ZoomScore.aspx?ID_No=14524