一、教学目标知识与技能:利用学习任务单指导学生自主学习,按任务单的操作提示完成搜索信息与保存信息的操作,并掌握关键词搜索和分类目录搜索以及下载文件的方法。过程与方法:课件引导,任务驱动。情感、态度与价值观:以学生感兴趣的内容为例,激发学生学习的积极性。通过观看教师的课件演示,鼓励学生自己独立完成学习任务。二、学情分析“搜索信息与下载文件”是新纲要云南省实验教材《信息技术》八年级第一单元第3课的内容。学习本课 First, the teaching objectives of knowledge and skills: the use of learning task sheets to guide students to learn independently, according to the task list operation tips to complete the search information and save the information operation, and master the keyword search and classification of directory search and download files. Process and methods: courseware guide, task-driven. Emotions, Attitudes and Values: Take students’ interests as an example to motivate students to learn. By watching the teacher’s courseware demonstration, encourage students to complete their own independent learning tasks. Second, the academic analysis “search information and download files ” is the new outline Yunnan experimental teaching materials “information technology” eighth grade first unit content of the third lesson. Study this lesson