Unit 2 Reading and Thinking 学案高中英语人教版（2019）选择性必修第三册.docx

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1、Book 3 Unit 2 Healthy LifestyleHabits for a Healthy LifestyleTask 1 Reading for the structureI. Read the passage quickly and then fill in the blanks.Para.1: The 1) _ for changing bad habitsPara.2: What causes a habit to 2) _Para.3: The “habit 3)_”:cue、4)_、rewardPara.4: How to change a bad habit and

2、create good onesPara.5: Changing bad habits gradually Para.6: Conclusion-Think about bad habits and 5)_on changes and you can build a healthy lifestyle. The main idea of the passage is how teenagers _.Task 2 Reading for details1What are teenagers features as they grow up? _AThey are fond of tobacco

3、or alcohol.BThey pay no attention to their health.CThey intend to make their parents upset.DThey are more independent and have their own ideas.2The saying “We are what we repeatedly do” shows something about .Aforming a habit Bavoiding tobaccoCmaking a choice Dthe fact that a habit is easy to change

4、3Which of the following is considered as “reward”?_A. You take a walk around the school in the morning.BYou decide to borrow two books from the city library.CYou find yourself excited after a walk with your friend.DYoure willing to volunteer in your community this weekend.4. What attitude does the a

5、uthor take to changing bad habits?_A. Positive B. Pessimistic C. Objective D. Skeptical5What can we infer from the passage?_AIt is easy to change bad habits.BOne step is enough for changing bad habits.CChanging bad habits is not easy.DBad habits can disappear in a short time.Task 3 Fill in the follo

6、wing blanks With teenagers 1._ (grow) up, it can be easy for some of them to form bad habits, 2._can have a bad influence on them. Therefore, they must learn to make appropriate 3._(change). To change bad habits, we should understand 4._ habits work. We must first learn about the “habit cycle”. Next

7、, to facilitate 5._ positive change in our bad habits, we must first examine our bad habit cycles and then try to adapt 6._. 7. _ , it is not easy 8._ (break) bad habits, so we should show some discipline and 9._ (repeat) take many small steps.Task 4 Important phrases1. form bad habits _ 2. become i

8、nvolved in tobacco or alcohol abuse _3. prevent harmful habits from dominating a teenagers life _4. make a choice _5. over and over again _6. act as a signal _7. in response to the cue _8. rely on unhealthy snacks _9. facilitate a positive change _10. replace.with. _11. aside from ._12. after all _1

9、3. plenty of time _14. decide on some changes _Task 5 Important sentences1. The main idea is sometimes stated in either the opening or closing sentence. 句式分析：either. . . or. . . 为“或者或者;不是就是”之意, 表示两者之一, 连接句子中两个并列的成分。You can choose to either travel with him _ take the ticket and travel on your own. 你可

10、以选择和他一起旅行或拿着这张票单独旅行。句式拓展：(1)either. . . or. . . 连接两个主语时, 其谓语动词应与最近的一个主语在人称和数上保持一致, 也就是遵循“就近原则”。Either you or I _ (be) going there tomorrow. 明天要么你去那里, 要么我去那里。_(be) either you or I going there tomorrow?明天是你还是我去那里?(2)either. . . or. . . 除可连接两个词或短语外, 有时也可连接两个句子。Either you must improve your work or I sha

11、ll dismiss you. 要么你改进工作, 要么我辞退你。2.These bad habits，if left unchecked，could lead to more serious ones when they become adults.(教材P14)句式分析：if left unchecked是状语从句的省略，补充完整为：if they are left unchecked。状语从句省略的条件：从句的主语和主句的主语相同，且从句的谓语中含有be动词时，可以将从句的主语和be动词一起省略。如果状语从句中出现了it is/was时，可以把it is/was一起省略。1)Wheneve

12、r _(help) others in trouble，I will be rewarded with their heartfelt gratitude.2)When _(chat) with him，I sensed that he was a little pessimistic about his future.3)Although _ ( decline) repeatedly，I still insisted on my own opinion.4)While she talked along，she finally broke down，sobbing into her palm

13、s.(句型转换)_ _ along，she finally broke down，sobbing into her palms.3.Many of us try to change bad habits quickly，and if we are not successful straight away，we often become pessimistic and give up.(教材P15)straight away立即；马上“立刻，马上”的其他表达：right away；right now；at once；in no time等Sensing that I was quite emba

14、rrassed，my younger brother came to my assistance straight away/right away/right now/at once/in no time.感觉到我相当尴尬，我弟弟立即来帮我。4.判断to do 在句中做什么成分1)To change bad habits is never easy,even with many attempts.（ ）2)To facilitate a positive change in our bad habits , we must first examine our bad habit cycles

15、and then try to adapt them. ( )3)For example, when we come to an escalator (cue), our normal routine is to ride it, but we would change this routine into something more positively by taking the stairs instead.( )答案：Task 1: reason; form; cycle; routine; decide; change bad habitsTask 2: DACACTask 3: growing; which; changes; how; a; them; However; to break; repeatedlyTask 4: 1.养成坏习惯 2.吸烟成瘾或酗酒 3.防止有害习惯主宰青少年的生活4.做出选择 5.一遍又一遍地 6.充当信号 7.响应触发因素8.依赖不健康的零食 9.促进积极的改变 10.用替换11.除以外 12.毕竟 13.大量的时间 14.决定做出一些改变Task 5: 1. or; am; Are 2. helping; chatting; declined; While talking3.主语；状语；表语4学科网（北京）股份有限公司