Unit1 No Limits Reading and interaction Blame your brain 课件-2024-2025学年高中英语沪教版（2020）必修第二册

Book 2 Unit 1 No limits Reading and interaction： Blame your brain Mountain Hua (in Xi’an) Think about these following questions: Have you ever taken risks? What is the greatest risk you have ever taken? How did you feel? Lead-in Yourself ? Partner not being helpful ? Environment ? ……? blame: to think or say that sb./sth. is responsible for something bad （指责） Who/what is to blame ? Look at the title and subheadings. Pre-reading The “wow” factor “I just feel like it” Pressure from friends Subheadings: Prediction: a. Studying the brain b. Visiting a theme park c. Taking risks  Predict what the passage is about. 4 1 2 3 4 5 Problem-solution pattern // // introduction What (problem) How (solutions) // Why (causes) The text structure While-reading Para.1 Introduction Problem Many teenagers take more risks than children and adults. 1 It’s a fact: many teenagers take more risks than children and adults. The question is, why? Check out the latest studies and think about what you can do about it. Para.2 The “wow” factor The “wow” factor meaning cause effect The feeling of pleasure we get when we take and survive a risk. Dopamine (higher) (lower) teenagers children /ˈdəʊpəmiːn / dopamine What is dopamine ? What can dopamine cause? Dopamine is a chemical produced by the human brain. It causes the feeling of pleasure. emotion dopamine level low emotion high high low dopamine level （A） （B）   多巴胺 Para.2 The “wow” factor The “wow” factor meaning cause effect The feeling of pleasure we get when we take and survive a risk. Dopamine (higher) (lower) teenagers children Some teenagers might take more risks. What are teenagers probably thinking of when they take risks? “I just feel like it.” Para.3 “I just feel like it” Why does risk-taking happen to teenagers? Why does risk-taking happen to teenagers? It has something to do with the frontal cortex, which develops the last in the brain. /ˈfrʌntl / /ˈkɔːteks/ What is the frontal cortex? What is the function of the frontal cortex? It is the last part of the brain to fully develop. (前额叶皮层) It allows us to do things such as ______________________ and _________________________. controlling feelings making good decisions Para.4 Pressure from friends ( Peer pressure ) Why do teenagers suddenly take risks? show off : to try to impress someone with your abilities or possessions e.g. He couldn’t help showing off his new car. fit in : to live, work, etc. in an easy and natural way with sb./sth. e.g. I need some time to fit in the life and study in high school. 炫耀 适应 Because they want to impress their friends by showing off or fitting in. showing off fitting in impress impress: v. to make sb. feel admiration and respect Are there any differences between boys and girls in risk-taking? Can you give some examples of boys’ risk-taking behaviors? Yes. Boys often take more risks than girls because they don’t want to look bad in front of their friends. For example, boys are more likely not to wear seat belts, more likely to get into an argument or a fight, and more likely to smoke and drink. be likely to: be probable or expected to Why does the title use “blame your brain”? The “wow” factor “I just feel like it” Pressure from friends Causes (Why) Question: How can we distinguish the three causes? Q: What are the causes? dopamine frontal cortex peer pressure biological factors social factor Para.5 What you can do Try to make good choices and be independent Don’t get pushed into doing things by friends Get dopamine fix in lots of other exciting ways, such as roller coasters, skateboarding and surfing. get pushed into doing sth. : be forced to do sth. Do teenagers need to worry about taking risks? There is no need to worry because we have reached 17. Our brain has reached the point where we can more easily make wise decisions. （relative clause） Post-reading Further-thinking Have you ever been pushed into doing something wrong, dangerous or risky by friends? If yes, what is it? Do you think taking risks is the best way to get people respect you? Why or why not? Do you agree with the author’s suggestions on risk-taking? What other suggestions do you have to avoid taking risks? (Group work) Assignment Complete the summary in textbook on Page 9. Finish comprehension work 1&2 on P8 in the workbook. $$