UNIT 4 Section Ⅰ TOPIC TALK & LESSON 1-【金版新学案】2023-2024学年新教材高一英语必修第二册同步课堂高效讲义配套课件（北师大版2019）

UNIT 4 INFORMATION TECHNOLOGY 单元目标速览 Section Ⅰ　TOPIC TALK & LESSON 1 　 夯 实 双 基 语 篇 理 解 语 篇 全 解 互 动 探 究 课 时 精 练 内 容 索 引 语　篇　理　解 索引 Step One：Pre-reading 1．What does “avatar” mean? ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ An avatar is a personalized graphical illustration that represents a computer user，or a character or alter ego (第二自我) that represents that user.An avatar can be represented either in three-dimensional form (for example，in games or virtual worlds) or in two-dimensional form as an icon (图标) in Internet forums and virtual worlds. 2．What is an avatar? ________________________________________________________________________________________________________________________________ Digital identities，known as avatars，are a key part of how people use the Internet to communicate and express themselves. Step Two：While-reading Ⅰ.Read for the main idea. What's the main idea of the text? A．To introduce some information about avatars. B．To express yourself using pictures. C．To introduce the history of avatars. D．To introduce the definition of avatars. √ Ⅱ.Read for the structure. Read the passage quickly and fill in the blanks. concept appeared variety fun creativity personalities better virtual risk positive Ⅲ.Read for details. Read the text carefully and choose the best answers. 1．What is an avatar? A．Your own image. B．A digital image. C．Your new identity. D．An Internet user. √ 2．How have avatars developed over decades? A．They were used in web chats by the late 1990s. B．They appeared in computer games in the 1980s. C．There have been avatars since computers appeared. D．From computer games to online chats. 3．Why do people use avatars? A．Only for work. B．Just for meeting others. C．