B         A         G         ?
E--7-7--7----5-5--5----3-3--3----2-2--2-----------------------------------------------|
A--7-7--7----5-5--5----3-3--3----2-2--2-----------------------------------------------|
D--7-7--7----5-5--5----3-3--3----2-2--2-----------------------------------------------|
G--9-9--9----7-7--7----5-5--5----4-4--4-----------------------------------------------|
B--9-9--9----7-7--7----5-5--5----4-4--4-----------------------------------------------|
E--7-7--7----5-5--5----3-3--3----2-2--2-----------------------------------------------|

Standard tunning
these are pretty much the right chords...you can figure out how he stums it and picks it 
different times through the song

来源：www.ultimate-guitar.com