Reduce difficulty: Put the chair in front of your, both hands helps chair up. (the motion that need not make an arm)
Increase difficulty: The two end bounce rope make a written guarantee, bind a circle, encircle two crus abdomen, increase a bit resistance for this movement.
Dance music 5: On tiptoe presses a leg
Stretch double leg to standing, make two calcaneal opposite, toe is outward. The right hand is helping a chair up, left hand is put at hip. Curved genuflect covers 45 degrees of part, raise double foot calcaneal while tighten up hip, basin bone is gone to after heading for, each swing. Lower calcaneal, unbend double leg, such calculating complete an action.
Reduce difficulty: The lie low on facial face is on the ground, calcaneal and approach, double genu points to two side, so double foot is placed into a lozenge. Raise hip, basin bone upgrade swings each downward, lower the body to lie next a ground.
Increase difficulty: Knee bends 45 degrees of horn and after raising calcaneal, hold this action, swing back and forth basin bone finishs all repetition frequency.

