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3, petal-shaped, can be left third, right third, or round.
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4. Triangle, pay attention to the empty stations in front and back. 5. Horizontal or vertical lines.
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6. Front and rear rows, which can be moved back and forth, left and right, or horizontally crossed (in groups of three rows).
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7, two vertical rows, vertical rows (a group of three people) can move back and forth, left and right, or cross.
* * In short, the formation is flexible and can be adjusted according to your dance type and mood and your needs.