Unit 1 Video Timeppt课件（含音视频素材）-（2022新）人教版高中英语选择性必修第四册.rar

Period 5 ：Video TimeUNIT 1SCIENCE FICTIONUNIT 1SCIENCE FICTIONTo know something about crop circlesTo watch a video and answer some questionsTo develop critical thinking by discussing some questions after watching the videoWhat did you know about mysterious crop circles?What do you want to know about them?Crop circle, large geometric (几何图形的) pattern of flattened crops, most often found in fields in southern England. Crop circles are said by some who have studied them to be messages from intelligent extraterrestrial (地球外的) life, but many have been proved to be the work of humans.This video examines a strange phenomenon that has taken place in the English countryside for many decades. From time to time, crop circle pattens have appeared, with people debating for years their possible causes and meanings.Mysterious Crop CirclesLook at the photos from the video and discuss the questions in groups.1. What do you think these patterns represent?2. Who or what do you think made patterns and how?I dont think these patterns represent anything. They just look like nice designs.I think they were made by people as a practical joke.Watch the video and discuss the questions.1. Who are the two people interviewed in the video?2. How did they explain these circles?1. Who do some people think the circles are made by?2. Why did Mr. Presley decide to find out more about the circles?Some people suggest that different cultures may have constructed them as ways of communicating with aliens. Others say that ancient peoples must have created them to please the gods.He loves puzzles.4. Why do Matthew and his team like making crop circles?3. Where were other types of circles found?In a forest near Vancouver, a body of water while the area around it remains frozen.Because they think that crop circle design is actually a creative art done by human beings, and the teams sometimes challenge each other to amaze the public by showing what they can do in an evening.Why doesnt Matthew think aliens or extraterrestrials did it?Why does Matthew think crop circle design is creative art done by humans?Why does Matthew suppose it is SAS?Why does Matthew feel worried and disturbed?Discuss the following questions in groups.1. Do you believe crop circles are all made by humans or by aliens? What do you think the crop circles represent?I think they are made by humans. I just have trouble believing that aliens would travel millions of kilometres through space just to leave circles on the ground. In my opinion, these circles only represent human beings interests about attracting others attention, including aliens.2. What kind of crop circle would you create? Discuss and decide on its appearance and meaning. Draw it on a large sheet of paper. Then present it to the rest of the class.I would make a crop circle of the comic character Monkey King, because it looks like it would be a challenge and because it would be fun to confuse people who thought all crop circles are made by aliens.Do you think the Mysterious Crop Circles are made by human or by aliens? Write your opinion. 科学的永恒性就在于坚持不懈地寻求之中，科学就其容量而言，是不枯竭的，就其目标而言，是永远不可企及的。卡冯伯尔感谢聆听感谢聆听