Unit 5 Lesson 8 Reading Plus 课件 2025-2026学年人教版英语八年级下册

该初中英语课件围绕“风暴追逐”主题，系统呈现风暴追逐的风险、重要性及相关人物事迹，通过视频导入引发学生直观感受，结合背景知识补充（如中美龙卷风差异）和Free Talk提问，搭建从感性认知到理性分析的学习支架。 其亮点在于融合视频资源、案例教学（如Tim Samaras事迹）及多样化活动（判断、简答、讨论），助力学生提升语言能力（文本理解与观点表达）、思维品质（分析风暴追逐的科学价值与风险）和文化意识（探讨危险职业的社会意义）。采用“输入-互动-输出”教学法，学生能深化主题认知并培养批判性思维，教师可依托结构化内容提升教学效率。

Unit 5 Nature’s Temper Reading Plus Learning Objectives 1. understand the key information of storm chasing, such as the risk and the importance of this job. 2. analyze the main idea and complete the summary of the text. 3. express your opinions on this job and discuss other dangerous jobs with the class. In this lesson you will: Watch and Say What is your first feeling when you see this video? Background Knowledge The tornado is a type of storm. About 75% of the world's tornadoes occur in the United States. Tornados also happen in China, but they are less common and usually not as strong as the most powerful ones in the United States. If you could get important information of the storm but had to move a little closer, would you do it? YES or NO? Free Talk I guess most of you would say NO. But what if this wasn’t a choice? What if it was your job? Let’s watch a real storm chaser at work. 风暴猎人 What are the possible reasons for them to chase the storms? Think and Share collect data take photos or videos for adventure challenge themselves Tim Samaras (1975.11.12—2013.5.13) Tim Samaras was an American engineer and storm chaser. He was the first person to use equipment to capture images inside tornados. He also turned storm chasing into a science. Read the text and circle T for true and F for false. 1. Storm chasers stay away from tornadoes to keep safe. 2. Tim Samaras was a storm chaser who also built instruments for studying tornadoes. 3. The information collected by storm chasers can help scientists warn people earlier. 4. Storm chasing is a very safe job because chasers have a lot of knowledge. 5. Tim Samaras and his team died because their car was hit by a tornado. T F T F T F T F T F get close to dangerous knowledge is not always enough Read the text again and answer the questions. 1. List two things that storm chasers do during their jobs. designed and built many different instruments for studying tornados put equipment in the tornado’s path to collect information like wind speed and air pressure 2. According to the text, what two main benefits come from the storm chasers’ work? It helps scientists make better forecast. And it helps people understand how to build stronger houses. 3. Why was the E1 Reno tornado particularly dangerous? (List two reasons) It grew rapidly and changed its speed and direction. And it was very wide and had extremely powerful winds. 4. The text says storm chasers’ knowledge is “not always enough to keep them safe.” What evidence from the text supports this idea? Samaras and his team died while chasing the E1 Reno tornado in 2013. Discuss and Share After reading about Tim Samaras, do you think storm chasers are more like “scientists” or “adventurers”? I think they are more like scientists because their main goal is to collect data to understand storms and save lives, not just for adventure. 1 Read the text and complete the summary. A tornado is a type of storm. It can hit ________ and move very quickly. Storm chasers get close to tornadoes to collect important __________. This can help scientists to make better ________. It can also change how people build ________. However, storm chasing can be a very _________ job. In 2013, Tim Samaras and his team ________when they were chasing the E1 Reno tornado. But storm chasers today continue to do such work. Their goal is to keep people_________. suddenly information forecasts houses dangerous died safe 2 Discuss the questions. 1. What do you think of Tim Samaras's job as a storm chaser? 2. What do you need to be a good storm chaser? 3. Do you know of any other dangerous jobs? Why do people do them? Some other dangerous jobs fire fighters drug police acrobatic performer All they face is extreme heat, smoke and unexpected dangers. They fight against drug dealers who are often very violent and carry weapons. One small mistake can cause a serious injury. king crab fishermen miner They need to work in extremely cold weather, always under the risk of being swept into the freezing ocean by giant waves. Their workplace deep in the ground is dark, tight, and filled with dust that can be harmful to breathe. Language Points 1. Storm Chasing: A Dangerous but Important Job chase v. / n. 追逐；追赶；追捕 E.g. The students chased each other on the playground during the break. (v.) The exciting car chase in the movie made everyone nervous.(n.) 2. When a tornado is about to hit, professional storm chasers try and get close to it to collect important information. professional adj. 专业的；职业的 E.g. The doctor gave us very professional advice. She is a professional dancer and has performed on many international stages. 3. Storm chaser Tim Samaras designed and built many different instruments for studying tornadoes. instrument有“乐器”的意思，但是在这句话里，它的意思是”仪器；仪表“。 E.g. We used different instruments like microscopes and test tubes in our science experiment. A thermometer is an important instrument for measuring temperature. 4. The equipment collects information about things such as wind speed and air pressure. wind speed and air pressure 指风速和气压 pressure n. 压力；压强 E.g. Too much homework puts a lot of pressure on students. When you pump air into a bicycle tire, you are increasing the air pressure inside. 5. It was 4.2 kilometres wide and had winds topping 480 kilometres per hour. 这句话的意思是“龙卷风的宽度达4.2公里，风速最高时速超过480公里。” 这里的 “topping” 来源于动词 “top”，意思是 “达到...的最高点” 或 “超过”。 E.g. The temperature is topping 35 degrees Celsius this afternoon. $