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1、义务教育课程标准实验教科书（新目标）八年级上 教学案 编写人:艾大华Unit 2 How often do you exercise?Period 2（Grammar Focus3c）内 容方 法学习目标知识与技能1.复习运用频率词汇及询问活动频率。一般现在时态的熟练运用。2.能够能进一步灵活使用how ofen及答语。过程与方法： 采取三课五环教学法，实现语言输入与语言输出的有机结合，达成本课时的目标。情感、态度与价值观 通过本单元的学习，养成健康的饮食习惯，保证充足的睡眠时间，进行合理的运动锻炼，以保持健康的体魄。培养学生的逻辑表述能力，激发学生的积极思维，并使学生互相了解，增进友谊，加强
2、人际交往，以形成良好的人际关系。展示重点难点教学重点：1How often do you /does he(she).? He usually2进一步熟悉频度副词的用法: always; usually ; often ; sometimes; hardly ever; never 教学难点：1第三人称单数谓语动词在此核心句型中的运用。2能够谈论课余时间的各项活动，以及初步认识和使用频率副词。展示知识链接平时的活动课前器材多媒体，教科书，黑板，粉笔等情景导入一般现在时态 在一般现在时的一般疑问句中，当主语为第三人称复数或单数时，需要句子前加助动词Do或Does 。特殊疑问词加一般疑问句就构成特
3、殊疑问句。How ofen do you exercise?教学过程一、 自学感知（ 分钟）1. 学生阅读、理解并背诵Grammar Focus中的句子，然后做填空练习。（1） 你通常在周未做什么？ _ _ you _ do on weekends?（2） 我总是去运动。I _ _.（3） 他们总是在周未做什么事情？ _ _ they _ on weekends？ （4）他们经常帮助做家务。 They _ _ with housework. （5） 她在周未做什么？ （6） What _ she _ on weekends?她有时候去购物。 She _ _ _.你多久去看电影一次？ _ _ d
4、o you go to the _? （7） 我可能一个月去看一次。 I go to movies _ _ a _.（8）他多久看一次电视? _ _ does he watch TV （9） 他几乎不看电视。 He _ _ watches TV. （10）他去购物吗? _ _ go shopping?（11） 不，他从不去购物。 No, he _ _ shopping. 2. 学生们完成填空试题后，可以打开课本检查答案，对错误的句子，再单独进行强化记忆。3.学生完成书上3a,3b和3c的内容。二、合作探究（ 分钟）学生可俩俩合作完成3c. 三、小组展示（ 分钟） 四、精讲提升（ 分钟）（一）呈
5、现答案，对学生在自学中存在的问题作讲解。 1.3a(略) 2.3b Use the words given to write questions. Then ask and answer them with apartner. Questions: My partners answers： 1. How often do you help with housework? I always help with housework. (how often/ help with housework) 2. What do you usually do on weekends? I usually s
6、urf the Internet. (what/ usually / do/ weekends)3How often does your best friend exercise? He does exercise everyday. (how often / best friend /exercise)4.What do you usually do after school? I usually do my homework after school. (what/ usually /do /after school )3c.1. Teacher asks: What can you do
7、 to improve your English? Student answers.Eg: read English bookssing English songswatch English programslisten to English tapesjoin the English corner(参加英语角)chat with foreigners（与外国人聊天）write English diariesread English storiesplay English games 2.Interview:Whos the best English student? The students
8、 use the following conversation. Then add more things to the chart. A: How often do you ?B: Once a weekEvery day/Twice a month/Hardly ever/Never/Sometimes/Eg:How often do youNamesFrequencyRead English books?go to English clubLin YingHu Taotwice a weektwice a weekwatch English moviesSu Leionce a week
9、write to a pen friendMa Litwice a monthKeep an English diaryHu Taoonce a day3.Students report like this:Lin Ying reads English twice a week. Hu Tao goes to English Club twice a week.Su Lei watches English movies once a month. Ma Li writes to a pen friend once a month. Hu Tao keeps an English diary.
10、I think Hu Tao is the best English student.（二）Explanation1.how often“多久一次”询问动作的频率。答语：（1）every+名词单数.如：everymorning/afternoon/evening/day/Sunday/weekend/week/ month/term/year/（2）次数+一段时间。如：once a day / twice a week / once or twice a year / two or three times （3）频度副词：always（100%）=all the time -usually（9
11、0%）-often（60%）-sometimes（30%）=at times -hardly ever（10-20%）=seldom-never（0%）2.eat a healthy breakfast3.stay up late五、达成目标（ ）（一）句型转换1. She goes to the movies three times a month.（对划线部分提问） _ _ _ she go to the movies?2. My mother wants me to play the guitar.(同义句转换) My mother_ _ me to play the guitar.3.
12、She goes to the movies three times a month.（对划线部分提问） _ _ _ she go to the movies?（二） 单项选择。1. -Can you understand me ? -Sorry, I can _ hear you clearly. A. almost B. ever C. hardly D. nearly2. He tries _ English. A. learn B. learning C. to learn3. An apple a day is good _ your health. A. at B. with C.
13、 for D. in4. -_ do you go to the movies ? -Once a week. A. How long B. How soon C. How often D. How much 5. _ Im not very healthy. A. Maybe B. May be C. May D. Can6. I have a _ habit. A. health B. healthy C. healthily D. healthily附“达成目标”答案：（一）句型转换1. How often does.2.would like 3.How often does（二） 单项选择1.C 2.C. 3.C 4.C 5.A 6.B学生探究教师点评学习小结板书：how often“多久一次”询问动作的频率。答语：（1）every+名词单数。（2）次数+一段时间。（3）频度副词师生学习反思
