U2 Topic 3 Must we do exercise to prevent the flu? Section A单词：1.journalist n.记者，新闻工作者2.question n.问题；v.询问3.ahead adv.向前；提前，预先4.go ahead (尤指经某人允许)开始,开始，做，走在前面，5.prevent v.防止，阻碍，阻挠6.build v. 增强；建筑，建造7.build sb. up 增强…体质8.all the time 一直9.finally adv.最后；最终，终于10.crowded adj.拥挤的11.sore adj疼痛的，酸痛的12.throat n.喉咙，喉咙13.Internet n.因特网，因特Section A 短语：1.talk with/to sb 与某人交谈2.talk about … 谈论，讨论……3.have the flu 流感4.go ahead 开始做，着手做，继续5.prevent sb from doing sth阻止某人做某事6.stop / keep sb from doing sth阻止某人做某事7.build up 增进，加强，建立8.keep the room clean 保持房间干净9.keep the air fresh 保持空气清新10.all the time 一直11.wash hands 洗手12.change clothes 换衣服13.keep away from =stay away from远离14.crowded places 拥挤的地方15.go to see a doctor=see a doctor看医生16.at once=right away 立刻马上17.take/follow/accept one’s advice采纳某人的建议18.boiled water 白开水19.work on 从事20.lie down 躺下21.take/have a good rest 好好休息22.play sports 做运动Section A必背句式：1.May I ask you some / a few questions ? Sure, go ahead.2.Must we take some medicine to prevent the flu ?Yes, we must. No, we needn’t. / No, we don’t have to.Section A汉译英练习：用方框中所给短语的适当形式填空。
八年级英语上册unit 2 重点单词、短语、句子Unit 2 in the eighth grade English textbook covers a variety of key words, phrases, and sentences that are important for students to understand and master. In this unit, students will learn about health and exercise, with a focus on physical fitness and healthy habits. Let's take a closer look at some of the key vocabulary, expressions, and sentences in this unit.1. Key Words:- fitness: the state of being physically healthy and strong- diet: the food and drink regularly consumed by a person or animal- exercise: physical activity that is designed to improve health and fitness- healthy: having good health and a strong body- sedentary: involving little physical activity- nutrition: the process of providing or obtaining necessary food for health and growth2. Key Phrases:- lead a healthy lifestyle: to live in a way that promotes good health and well-being- maintain a balanced diet: to eat a variety of foods in moderation to stay healthy- engage in regular exercise: to participate in physical activities on a consistent basis- avoid sedentary behaviors: to steer clear of activities that involve sitting for long periods of time- focus on nutrition: to pay attention to the quality and quantity of food consumed for proper health3. Key Sentences:- Regular exercise is essential for maintaining good physical fitness.- It's important to eat a balanced diet that includes fruits, vegetables, and whole grains.- Sedentary lifestyles can lead to various health problems, so it's crucial to stay active.- Nutrition plays a key role in overall health and well-being, so make sure to eat nutrient-rich foods.- Leading a healthy lifestyle involves a combination of exercise, good nutrition, and proper rest.In conclusion, unit 2 of the eighth grade English textbook focuses on health and exercise, emphasizing the importance of physical fitness and healthy habits. By learning and mastering the key words, phrases, and sentences in this unit, students will be able to better understand how to lead a healthy lifestyle and make positive choices for their well-being.。
UNIT 2 How often do you exercise？Section A （1a－3c）重点单词1. houseworkn. 家务劳动；家务事2. hardlyadv. 几乎不；几乎没有3. everadv. 在任何时候；从来；曾经4. onceadv. 一次；曾经5. twiceadv. 两次；两倍6. Internet n. （国际）互联网；因特网7. programn. （＝programme）节目8. fulladj. 忙的；满的；充满的9. swingn. 摆动；秋千v. （使）摆动；摇摆10. maybeadv. 大概；或许；可能11. leastadv. 最小；最少adj. &pron. 最小的；最少的词形变换1. housework—homework（形近词）2. hardly—hard（形近词）3. once—one（基数词）4. twice—two（基数词）5. maybe—perhaps（同义词）6. least—most（反义词）— little（原级）— less（比较级）7. full—free （反义词）8. swing—swung（过去式）重点短语1. on weekends 在周末2. go to the movies 去看电影3. go shopping 去购物4. every day 每天5. twice a week 每周两次6. three times a week 每周三次7. use the Internet 使用互联网8. be free 空闲的9. swing dance 摇摆舞10. stay up late 熬夜到很晚11. go to bed 去睡觉重点句型1. How often do you watch TV？你多久看一次电视？2. What do you usually do on weekends?周末你通常做什么？3. He hardly ever watches TV.他几乎从不看电视。
