Unit 5 Into the Unknown Listening and Speaking 学案-2023-2024学年高二英语外研版（2019）选择性必修第四册

【学生版】Unit 5 Period 3 Listening and Speaking 【学习目标】 Learning Objectives 1 To read the passage related to the topic and learn to use the words and expressions about facing the future 2 To grasp some basic facts and the current research situation about the brain, listen to the interview to get the information about sleep, and learn to use the expressions concerning investigations 【学习过程】 Learning activities 目标一: To read the passage related to the topic and learn to use the words and expressions about facing the future Activity 1: Read the passage and answer the questions. Pay attention to the words and expressions in bold. When something strange or unfamiliar happens, the flight instinct can kick in. Often, making a quick getaway is a sensible and understandable natural response, dating back to a time when our ancestors were running for their lives from dangers, such as wild animals, lightning and fire. So while you may be tempted to check out a strange object or to test the waters of a new situation, it can be safer to steer clear of the unfamiliar. However, not everyone chooses to follow this instinct. Instead of retreating to their caves, some of our ancestors chose to subdue their fears and pursue the unknown -and this curiosity led them to, for instance, discover the use of fire. In more recent times, Norwegian explorer, Roald Amundsen endured one of the most hostile environments on Earth when he set out into uncharted territory to reach the South Pole. These reactions help humankind delve into the unknown and advance towards a more progressive and civilised society. Of course, exploration doesn't have to mean blindly throwing ourselves into the unknown, and it's never wrong to think twice before taking action. While there is no need for us to shrink from new situations, we should always look into things first and consider our options. 1 What is the flight instinct? Why do some people react that way in the face of the unknown? 2 What other reactions could pe