Unit 12 Innovation Lesson 1 Scientific Breakthroughs 课件-2023-2024学年高中英语北师大版（2019）选择性必修第四册

Innovation Lesson 1 Period 1 Unit 12 1 Activity 1: Play a guessing game Warming-up What is it? It was invented in 1973. It was invented by Martin Lawrence Cooper and his workmates. It is used for making voice calls, sending text messages and so on. mobile phone Warming-up It was invented in 1903. It was invented by Wright Brothers. It is used for travelling in the sky. plane What is it? Warming-up It was invented in 1926. It was invented by John Logie Baird. It is used for receiving and displaying a variety of audiovisual content. televison What is it? Warming-up It was invented in 1902. It was invented by Willis Carrier. It is used for controlling the temperature and humidity inside a building or a vehicle. air conditioner What is it? Pre-reading Activity 2: Think and share What do you think are the most important inventions or discoveries of the 20th century? What makes them the most important? ... Pre-reading Can you name a few inventors? What makes them great? Alexander Graham Bell Wright Brothers Thomas Alva Edison Alfred Bernhard Nobel premier scientist pioneers of the 20th century to be committed to to be inspired by to be proposed by to improve the quality of human life Useful expressions: While-reading Activity 3: Read and divide Part 1 (Para.1) Part 2 (Para. 2~Para. 6) Part 3 (Para. 7) The introduction to amazing discoveries Examples of a few pioneers Significance of these breakthroughs Read the passage quickly and divide it into three parts. Then summarize the main idea of each part. While-reading Activity 4: Read and choose Which of the following important discoveries of the 20th century are mentioned in the first paragraph? A. Splitting the atom B. Discovering the smallest particle of matter C. Replacing diseased organs with donated ones D. Flying around the world and launching satellites E. Discovering the causes of diseases under microscopes F. Using mobile phones, emailing and sending instant messages While-reading Activity 5: Read and think