课题：Unit2 Topic3 Section A 课堂目标导航能力目标能够用should had better和must来提建议并谈论流感的预防。知识目标：单词：hurry journalist question spread among prevent finally crowded短语：hurry up go ahead all the time keep away from 句型：1、May I ask you some questions? Sure,go ahead. 2、Must we do exercise to prevent the flu? Yes,we must./No,we dont have to./No,we neednt.语法：情态动词must在一般疑问句中的用法。自主学习方案.诵课本第41页1a的课文，翻译下列短语。hurry up看医生keep away from预防流感go ahead拥挤的地方build up保持房间清洁.择预防流感的方法 (1) do exercise often (2) keep the air fresh (3) go to bed early often (4) wash hands and change clothes (5) keep our rooms clean (6) drink enough water (7) take some medicine (8) keep away from crowded places课堂导学方案【知识点击】1. Mom, hurry up! 妈妈，快点！hurry (v./n.) 赶快，匆忙；in a hurry 迅速，如：He left in a hurry. 他匆忙离开了。hurry 常用于以下结构：hurry to do sth. 急忙做某事；hurry to某地 匆忙去某地，如：The kids hurried to open their presents. 孩子们急忙打开礼物。He hurried to school this morning. 今早他匆匆忙忙去了学校。2. May I ask you some questions, Dr. Li? 李医生，我可以问你一些问题吗？（1） May I ? 是日常交际中常用的表请求的句型。在此句型中，“一些”通常用some，而不用any 。如：May I have some water, please? 我能喝点儿水吗？（2） question 意为“问题，疑问”， 指较易解决的问题及口头回答的问题，如： Can you answer the question? 你能回答这个问题吗？3. Sure, go ahead. 当然可以，请问吧。go ahead. (口语) 进行吧！干吧！请吧！如：Can I read the sports section? 我可以看看体育版吗？Yeah, go ahead. 请看吧。【拓展】（1）go ahead and do sth. 赶紧做某事。如：Go ahead and eat before everything gets cold. 趁东西还没凉赶紧吃。（2）go ahead of 在之前去，如：Bill went ahead of the others to try to find help. 比尔先于别人去寻求帮助。4. The flu is spreading quickly among people these days. 这些天，流感在人群中传播得很快。spread (v.) 传播，流传；spread的过去式和过去分词均为 spread。如：The use of computers spread quickly during that period. 在那个时期，计算机迅速应用开来。Among （prep.）在（三个以上）之间 ；而在两个或两个以上一般用between.5. Must we do exercise to prevent the flu? 预防流感我们必须做运动吗？ Yes, we must. / No, we dont have to. / No, we neednt. 是的，必须。/不，不必。（1） Must we / I ? 的肯定回答：Yes, we /you must. 否定回答：No, we /you neednt/dont have to. 而不能用mustnt。（2） have to 意思是“不得不，必须”，后跟动词原形。He doesnt have to walk so fast. 他不必走那么快。当堂评价方案.提示完成句子。1. _ _ （快点），or well be late for the meeting.2. Parents should _ their children _ _ (远离) animals.3. _ _ _（多喝水）is good for your health.4. Must we keep the window open _ _ _（一直）？5. We should often _ _ _ _ (使窗户开着) to let the fresh air in. 6. First, we should _ _（增强体质）our bodies to prevent diseases.单项选择题。（ ）1. You _ watch TV too much, because it is bad for your health. A. had better B. had better not C. should D. have to( ) 2. Today is Sunday. He _ get up early, because he doesnt go to school. A. doesnt have to B. didnt have to C. wont have to D. have to( ) 3. The teacher is sitting _ the four students. A. between B. between and C. among D. among and ( ) 4. Must I stay here all the time? No, you _. A. dont have to B. must C. mustnt D. need( ) 5. May I watch TV now? Of course. _. A. Go over B. Go ahead C. Hurry up D. You neednt