学习素描要有正确的观察方法,要重视对象的特性,要丰富它的表现手法。素描训练的目的是提高学生的感知能力和艺术表现能力,素描主要有三个方面的作用:1.有效锻炼了感觉的敏锐性和提炼能力;2.有效锻炼了学生的组织能力和操纵能力;3.调动了学生的主观能动性和创造性。 Learning sketch to have the correct observation method, we must pay attention to the characteristics of the object, to enrich its performance practices. The purpose of sketch training is to improve the students ’ability of perception and artistic expression. The sketch has three main functions: 1. Effectively sensitize and refine the senses; 2. Effectively train the students’ ability of organization and manipulation; Mobilize students’ subjective initiative and creativity.