九年义务教育小学语文教学指出:“从三年级开始学习预习课文,应注意培养预习的习惯。”预习是促使学生自主学习,主动获取知识的有效途径,是改革语文教学的重要环节。特别是当前的语文课改,把预习作为课堂教学一个重要的组成部分,要求每个学生都 Nine-year compulsory primary school Chinese teaching pointed out: “From the third grade begin to learn pre-reading text, should pay attention to cultivate the habit of preview. ” Preview is an effective way to promote students to learn independently and take the initiative to acquire knowledge is an important part of the reform of language teaching. In particular, the current Chinese curriculum reform, the preview as an important part of classroom teaching requires that each student