How should art students grasp the steps and time allocation of sketch in art examination

The proportion of real people standing: seven and a half heads; Sit with five heads; Squat three heads ~ this is just a general idea. When sketching, it is very important to analyze specific problems. Grasp the general trend, don't pay too much attention to details, don't blindly copy clothes lines and details, and truly understand the structural drawing of the human body ~ Don't think about rushing for success, sketching is impossible ~ Sketching is a process that accumulates over time. If you want to improve, you must practice quantitatively every day, generally 650 a day.