02 Unit 4 Lesson 1(备课件)-【上好课】2021-2022学年高一英语同步备课系列（北师大版2019必修第二册）

Unit 4 Information Technology Lesson 1 1 语篇探究 Task 1 整体理解 1. Skim the passage and fill in the blanks. Para. 1: The (1)　　　 of an avatar  Para. 2: The (2)　　　of avatars  Paras. 3-5: The (3)　　　 of using avatars  Para. 6: The views about (4)　　  答案: (1)definition　(2)history　(3)purposes (4)avatars 2. What is the text type of the passage? A. Narration (记叙文). B. Argumentative Essay (议论文). C. Expository Writing (说明文). D. Practical Writing (应用文). 答案: C 3. What’s the main idea of this passage? The passage is mainly about ______________________________________ __________________________________________________________.   the definition, development history of online avatars, the purpose of its use and people’s views on virtual avatars Task 2 细节探究  1. Choose the best answer. (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 ap