13969 / 18210 · Workshop 108 — Composing Form: Turning Good Phrases into a Complete Piece Through Repetition, Contrast, Return, Development, and Long-Range Memory← prev⊞ allnext →
108.47Level 28 — bridge function
B in AABA should usually change at least some of:
- harmonic region
- contour
- rhythmic behavior
- register
- phrase structure
- texture
Otherwise listener may not perceive contrast.