Practice the dance and make the body soft. You can start with a simple dance movement and move your hands. Be sure to be slow.
Usually practice more flexibility, the whole body must be practiced, flexibility is the focus of the dance, it is very effective for the overall sense of dance.
In addition, people who are learning to dance need to go dancing with dance friends and keep improving. During the practice, you need to correct the wrong action in time to maintain the correct posture.