精选优质文档-倾情为你奉上 大学英语IV(精读) 课程教案授课时间 年 月 日 第 周 周 第 节授课章节Unit 3 Why Do We Believe That the Earth Is Round教学目的、要求1. Grasp the main idea and structure of the text2. Master the key language points and grammatical structures in the text3. Learn and practice the reading skill-skimming and guided writingspecific details in this unit.教学重点及难点Keys: Master the key language points and grammatical structures in the text: remark, cite, widespread, advance, swal