Unit 4 Living with technology Building skills教案-2023-2024学年高中英语译林版(2020)选择性必修第二册

Unit 4 Living with technology Building skills · 内容分析： 本单元的主题语境是“人与社会”，话题是“科技发展”，涉及的语篇类型有：视频、科普文、访谈脚本、产品介绍等。本单元的教学旨在帮助学生了解科技发展的最新成果和趋势，感受科技改变世界的深远影响，学会更好地融入当下和未来的高科技生活。本单元为学生提供了丰富的语言学习材料，引导学生围绕“科技发展”这一话题开展相互关联的语言活动，在训练语言技能的同时，提高学习能力，发展思维品质。 · 教学目标： By the end of this section, students will be able to: 1. get familiar with nanotechnology; 2. collect some expressions to present your opinions; 3. write an article to express their opinion on the robot driver. · 教学重难点： 1. To help students understand the listening materials and finish the listening task; 2. To encourage students to express their opinions bravely; 3. To guide students to finish their composition. · 教学过程： Step 1 Lead-in Q: How big is one nanometre? Step2 Listening A1: Jake and his Science teacher are talking about a lecture on nanotechnology. Listen to the conversation and decide whether the following statements are true (T) or false (F). Circle the incorrect information in the false statements and correct it in the blanks. 1. With the development of nanotechnology, it may be possible to take an elevator up into space. T 2. Miss Wang gives an example of how nanotechnology may help reduce water pollution. F(water→air) 3. A nanometre equals a billionth of a metre. T 4. A human hair is about 100,000 nanometres wide. _____F(1000,000→80,000) 5. Nanotechnology deals with structures that are less than 1000 nanometres long. F(1000→100) A2: A university professor is explaining potential applications of nanotechnology. Listen to the lecture and complete the notes bel