Unit 3 Reading II 教案-2022-2023学年牛津译林版（2020）高中英语选择性必修第三册

Unit 3 Back to the past Reading · 内容分析： 【What】本板块语篇的话题为“海上航行”。两篇历史文章围绕“海上航行”这一话题展开，分别介绍了明朝航海家郑和七下西洋的故事以及意大和航海家哥伦布发现新大陆的相关情况。 【Why】本文通过对两位航海家的相关介绍，引导学生关注历史人物，分析历史事件，促进人文素养的提升；同时，了解中国对外的积极影响、感悟中华文明在世界历史中的重要地位，增强民族自豪感。 【How】本文的语篇类型为说明文。文章结构分明，条理清晰，逻辑缜密，语言精炼。文章按照时间发展顺序展开论述，主题突出，内容详实，评价中肯。第一篇文章以郑和首次远航开篇，重点强调第一次航行的规模之大，突出中国古代先进的航海和造船技术。第二篇文章聚焦哥伦布第一次航海过程中遇到的挑战，体现哥伦布作为航海家敢于冒险和勇担责任的优秀品质。文章运用各类事实信息，增强了论述的说服力。 · 教学目标： By the end of this section, students will be able to 1. understand the usage of the key words and expressions: 2. use the above words and expressions in new situations; 3. have a better understanding of the spirit of exploration and demonstrate this spirit in their daily lives. · 教学重难点： 1. Understand some new words and expressions; 2. Be able to use the new words and expressions correctly. · 教学过程： Step 1 Lead-in Listen to the passage and underline the following key words and expressions. Step 2 Building vocabulary 1. Word study: navigate v. to find your position and the direction you need to go导航； v. to sail along, over or through a sea 航行，航海 v. to find the right way to deal with a difficult situation 找到正确的方法 navigate-navigation-navigator · Practice makes perfect. · The river became too narrow and shallow ___________(navigate). · His father is an expert in ____________(navigate). · He became a _____________(navigate) during the war. 2. Word study: load n. sth that is being carried by a person, vehicle, etc.负载，负荷 n. a feeling of responsibility or worry （责任或忧虑的）沉重感 v. to put a large quantity of things or people onto or into sth 装上，装入 v. to put a bullet in a gun 装子弹/弹药 load sth into/onto sth把...装入/上... load sth with sth 把...装入... a load of/loads of...大量的... · Practice makes perfect. · We finished ___________(load) and set off. · She loaded film _________ the camera. · She loaded the camera _______ film. · She thought she would not be able to bear the load of bringing ________ her family alone. · _________________(know) that they had arrived safely took a load o