预习是培养学生自学能力的方法之一,是教学过程中的一个必不可少的环节,是拓展学生思维能力、想象能力的重要一环。指导学生做好课前预习工作,能加深学生对课文内容的理解和掌握,提高课堂效率,促进学生读书水平的提高。 Previewing is one of the ways to cultivate students ’self-learning ability. It is an indispensable link in teaching process and an important part of developing students’ thinking ability and imagination ability. Instruct the students to do the pre-class preview work, which can deepen the students ’understanding and mastery of the text content, improve the efficiency of the classroom and promote the improvement of the students’ reading ability.