2) Front thigh: same as above. Because this action can exercise the muscles of the front thigh at the same time.
3) Rear thigh: standing. Kick after doing. Do it slowly, the first grade is eight beats, each group does 15, 3 ~ 4 groups a day. Everyone's body flexibility is different, so don't force yourself too much to avoid pulling your muscles.
Hip reduction: lie on the bed, straighten your legs, do swimming, and lift your legs alternately, slowly, and don't leave the bed. Once or so, 15 is a group, and 3 ~ 4 groups are done every day.