2, the body leans forward slightly, similar to running posture, the whole body is tightened, and the thigh is lifted at the fastest speed. The thigh and calf are at 90 degrees as far as possible, the thigh height should be parallel to the ground, the left and right legs alternate, and the ground is strong.

3, arm movements can have a variety of cooperation, arm lift, placed in front of the abdomen, palm down, upper arm and palm at 90 degrees is the best. Strictly speaking, thighs need to touch palms. You can also look forward with your hands akimbo.

4, pay attention to in the process of high leg lift, people's position don't occur big displacement.