SHIMING

MUSIC

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Cadences

PAC

perfect authentic cadence: 

两个和弦全部为根音位置,并且主三和弦的最高声部是Tonic

IAC

imperfect authentic cadence

(1)两个和弦全部为根音位置,但是tonic不在高音部

(2)其中一个或者两个和弦是转位和弦

(3)属和弦被ovii替代,又被称为Leading note cadence(导音终止)

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