Unit 2 Healthy Lifestyle Reading and Thinking 课件-2025-2026学年高中英语人教版选择性必修第三册

Unit2 Healthy Lifestyle Reading and Thinking 1 Teaching Objectives At the end of this lesson, you will be able to: understand how a habit is formed and how to change a bad habit; summarize the main idea of a paragraph; master the characteristics of problem-solving expository texts; develop good health habits based on the “habit cycle”. 2 Lead-in Quickly answer the questions about daily habits 3 Lead-in Do you often stay up late? 4 Lead-in Do you often overeat? 5 Lead-in Do you rarely do exercise? 6 Lead-in Are you addicted to mobile phone? 7 Lead-in Do you smoke or drink? 8 Lead-in Do you often eat junk food? 9 Lead-in The more "yes", the unhealthier you are. It's never too late to change. 10 11 Pre-reading Skim the title and the passage quickly. 1. What may the genre (体裁)of the text be? A. Narration(记叙文) B. Exposition(说明文) C. Argumentation(议论文) 2. What is the text mainly about? A. How teenagers make a choice. B. How teenagers feel relaxed. C. How teenagers change their bad habits. D. How teenagers become more independent. √ √ 12 Pre-reading A How to change a bad habit and create good ones B The cycle of how habits are formed C Habits that can help us study better D Changing habits gradually E No easy way to change bad habits F What a habit is G Why bad teenage habits should be changed Read the text and find out what main ideas are included in it. Tick the correct ones and try to match them with related paragraphs. 13 Pre-reading A How to change a bad habit and create good ones B The cycle of how habits are formed C Habits that can help us study better D Changing habits gradually E No easy way to change bad habits F What a habit is G Why bad teenage habits should be changed Read the text and find out what main ideas are included in it. Tick the correct ones and try to match them with related paragraphs. 14 Why bad teenage habits should be changed What a habit is The cycle of how habits are formed How to change a bad habit and create good ones Changing habits gradually No easy way to change bad habits 15 1.Why bad teenage habits should be changed 2.What a habit is 3.The cycle of how habits are formed 4.How to change a bad habit and create good ones 5.Changing habits gradually 6.No easy way to change bad habits the Problem the problem solve conclusion _ the problem analyse raise 16 While-reading Para.1 1.Why bad teenage habits should be changed? 2.What should teenagers first do to prevent harmful habits from dominating their life? A.Stay away from bad habits. B.Recognize bad habits. C.Think out ways to get rid of them. D.Change themselves. √ These bad habits, if left unchecked, could lead to more serious ones when they become adults. 17 While-reading Para.2 1. How can a choice lead to a habit? 2. What does the word “automatic” in para.2 mean? A.natural B. strange C. unclear D. difficult 3. What characteristics does a habit have? ____________________________________________________ √ habit choice repeat _______ _______ _______ It’s hard to change. 18 While-reading Para.3 1.What are the three stages of habit cycle ? 2.Which of the follow is considered as “reward ” ? A. You take a walk around the school in the morning. B. You find yourself excited after a talk with your friend. C. You decide to borrow two books from the city library. D. You're willing to volunteer in your community this weekend. √ Cue - Routine - Reward 19 While-reading Para.4 1. What is the first step to change a bad habit? 2. How does the habit cycle help correct bad habits? First examine our bad habit cycles and then try to adapt them. Combining the information from our bad cycles with our own positive ideas. 20 Habit Cycle cue when we feel sad routine We eat a lot of unhealthy snacks reward We feel happy cue when we feel sad routine We listen to some music reward We feel happy 21 While-reading Para.5 To change a bad habit, we need_____ . A.time B.discipline C.repeated small steps D.all of above √ 22 While-reading Para.6 1. What do “magic pill” and “delete button” refer to? 2. What kind of attitude does the author hold to changing bad habits? A.Negative. B.Sad. C.Doubtful. D.Positive. √ They refer to easy ways. 23 Think of one bad habit and write down the cue, routine, and reward. Then come up with an idea of how to break the bad habit. Discussion ROUTINE CUE REWARD 24 Pick out the topics about your bad habits. Discuss in groups, make a dialogue and share how to get rid of your bad habits. Play a sitcom Love eating snacks sleep in class smoking and drinking alcohol 25  As teenagers grow up, they become more independent and start making their own decisions. However, during this period, it can be easy for some of them 1. ______(form) bad habits. These bad habits, if 2. _____(leave) unchecked, could lead to more serious ones when they become adults. 3. __________(change) bad habits is never easy, even with many attempts. The good news is that we can change our bad habits, if we understand 4. ______ habits work. To facilitate 5. ______ positive change in our bad habits, we must first examine our bad habit cycles and then try to adapt them. We can do this by 6. ________(combine) the information from our habit cycles with our own positive ideas. We can also use the habit cycle 7. ______(create) good habits. Many of us try to change bad habits quickly, and if we are not successful straight away, we often become pessimistic and give up. In fact, the most successful way to change is not suddenly, 8. ______ over a period of time. To reach the goal of change, a person must 9. _______(repeat) take many small steps. Young people have the power to build a happy and 10. _______ (health) life full of good habits! Practice to form left To change how a combining to create but repeatedly healthy 26 Assignment Basic: Search for more information about healthy lifestyles Advanced: Write a short essay on how to break bad habits and build a healthy lifestyle. 27 THANK YOU! 28 $