八年级英语上册 unit1 How often do you exercise 教案 人教新目标版.doc

课题： Unit1 How often do you exercise? 课时：5教学目标A类：1、本节课应掌握的生词和短语。2、了解不同的活动，掌握和运用常见的频度副词及表频率的常用短语。B类：通过合作探究，熟练掌握和运用下列重点句型：What do you usually do on weekends? I usually go to the movies.What does he usually do on weekends? He usually does his homework.How often do you watch TV? I always watch TV.How often does she watch? She watches TV once a week.C类：全力以赴，高效学习，在合作探究中培养团队协作精神。预习作业个体学习方案1.自学单词。（根据音标拼读、拼写单词并牢记）2.自学完成sectionA. sectionB3.标出重要的短语和句型，标出疑难点，准备课堂中讨论解决。4.课堂小结Teaching Contents学生课堂练习有效生成SectionA（第一课时）Teaching contents重点、难点、考点及疑点注释自学检测 翻译下列短语和句子在周末 看电影 看电视多久一次 上网 几乎不合作探究：1、组内讨论解决自学检测中的疑难问题2、根据课件提示操练学习目标中的重点句型并进行课堂展示3、知识点探究：本节课所学习的用于表示频度的词: always，usually，often Sometimes，hardly ever，never once a week，twice a week，three times a week every day.运用重点句型就1a进行问答。观察下列表示频率的短语： once a week three tines a week twice every two weeks five times a week 我们可以看出这些表频率的短语的结构是由 加 构成。观察上面的句子，我们可以归纳得出：对句中表示频度的副词或短语提问，应使用疑词How often这个句型How often do you watch TV? I often watch TV. How often does she go shopping? She goes shopping once a week.语法知识：1：exercise用法：作动词，意为“锻炼，运动”如：My father exercises every day. 我父亲每天锻炼。作名词，意为“体操，练习，锻炼，运动”作可数名词，意为“体操、练习” 例：do morning/eye exercises 早做操/做眼保健操作不可数名词，意为“锻炼，运动”，例If you want to be very strong, you should take more exercise.如果你想很强壮，你应该多锻炼。2：hardly : 副词，几乎不，几乎没有作为副词，在句中一般位于实义动词之前，助动词、系动词或情态动词之后，如：He could hardly believe his ears. 他几乎不能相信自己的耳朵。为否定副词，本身含有否定意义，含有hardly的陈述句应视为否定句，变反意疑问句时，疑问部分用肯定形式。如：The old man can hardly see anything ,can he ?-Yes,he can.辨析：hardly 与hard 区别：hardly 不是hard 的副词形式，hard 作形容词为“困难的，硬的”，做副词意为“努力地，猛烈地”3.once 做副词，“一次”I see him once every month.我每周见他一次。做副词，“昔日，曾经”I once lived in New York.我曾经在纽约住过。做连词“一旦”如：Once the sun had set, the air turned cold.一旦太阳落山，空气就变冷了。 拓展：at once 立刻，马上 如：I will do it at once. Once upon a time 从前 Once upon a time there was an old man . Once or twice 一两次4.time ，时间，倍数，次数 1作不可数名词“时间，时刻” Time is money.时间就是金钱。作可数名词，“倍数，次数”Your house is 3 times as large as mine.拓展：on time 按时 At a time 一次，一度In time 及时 Have a good time 玩的高兴At times 有时候听力检测听录音完成并检查答案。课内检测单项选择：1. do you shopping? Twice a week?A. How long B.How much C.How often D. How many2.Please give me the glasses ,I can see the words On the blackboard. A.hardly B.really C.rather D. clearly3.My mother often goes shopping weekends. A.at B.for C.in D.onSectionA（第二课时）快速背诵下列对话；掌握What do does usually do ?句型及How often dodoes? 1. What do you usually do on weekends？ I usually surf the Internet. 2. How often do you surf the Internet？ I surf the Internet twice a week. 3. What does he do on weekinds？ He often watches TV.4. How often does Chen watch TV? He often watches TV three times a week.看表格填空：All students = 100% Most students = 51% - 99% Some students = 1% - 50% No students = 0% Green high school: Activity Survey Activity Every day once or twice a week three or four times a week Exercise 15 10 75 Do homework 95 0 5 Watch TV 85 2 13 Here are the results of the student activity survey at Green High School. (1)_ students exercise three or four times a week. Some students exercise once or twice a week. (2)_ students are very active,and exercise every day. As for homework, (3)_ students do homework every day. (4)_students do homework three or four times a week. (5)_ students do homework once or twice a week. The results for “watch TV” are interesting. (6)_ students watch TV once or twice a week, some students watch TV(7) _ _ _ _a week, but most students watch TV (8)_ _ . 你知道频率副词的位置在哪儿吗？将下列词组成句子。（1） is late always he for school . _. (2)homework Gina school does often at _. 区别下列有关how的短语how many _ how much _ how often _how old _ how long_Section B（第三课时）一写出下列短语。1，垃圾食品 2想要做某事 3想要某人做某事 4对.有好处5对.有坏处 6喝牛奶 7.你多久做一次运动？ 8.Bill 是健康的吗？ 9. 她每周锻炼一次 10 他每天喝牛奶 11 努力做某事_ 12 照顾_ 13 和一样 _ 14 和不同 _ 二找一些健康和不健康的食品，蔬菜，饮料。healthy: salad, soup, broccoli, milk , dumplings, onion, mushrooms, milk, fruit, vegetables unhealthy: cola, hot dog, potato chips, fried chicken, hamburgers, coffee, chocolate 三熟读背诵这个对话。并模仿编对话。 A: How often do you drink milk? B: I drink milk every day . A: Do you like it ? B:No. But my mother wants me to drink it. She says its good for my health. 注意：Health 名词 健康Healthy 形容词 健康的 Keep healthy= keep in good health Be healthy Be in good health Healthy food四Listen to the tape ,and finish 2a.Section B（第四课时）一 读3a, 找重点短语。相当健康 从学校回家饮食习惯 试着吃当然 照看取得好成绩 帮我学得更好 二.再读回答下列问题： 1. How often does she exercise? 2. How often does she drink milk? 3. Does she eat junk food very often? 4. Do you think she has a healthy lifestyle? Why or why not? 5. Is Bills lifestyle the same as yours or different? What are the differences?三熟读背诵。四Now fill in the blanks in Bills letter and I think Im kind of unhealthy. I _ _ exercise. I eat _ twice a week, but I never eat _. And I _ _ to drink _ . Yuck! I love _ _ and eat it _ _ _ _ a week. I love to drink _, too. So maybe Im not very healthy, although I have one healthy habit. I _ for _ _ every night. 注意：Although， but不能同时出现句子中；because,so也是样。五改错：1.Although Bill sleeps nine hours every night, but he is unhealthy. 2.Because Katrina has good eating habits, so she is healthy. 六。填空并欣赏。 Jim Green is a teacher. He is _ _ _ _ (健康的）. Every day he exercises（运动） and eats lots of _ _ _ _（健康食品）. His_ _ _ _ _ _ _ （饮食习惯）are_ _ _ _ （相当）good. He has a lot of fruit. He_ _ _ _ （喝） milk every day .He never drinks wine（酒）. He thinks_ _ _ _ （对有害处）his health. Of course he loves_ _ _ _ （垃圾食品). _ _ _ _ (虽然）he likes it ,he only eats it _ _ _ _ (每月一次）. He_ _ _ _ （关爱）his health very well. I think his lifestyle is good .So this _ _ _ _（帮助） him work well. He is great in his work.七单选，填空。 1.-_do you read English books? -I read English books every day. A. How long B. How often C. When D. How 2.-What does Mary do on weekends? -She often_the Internet at home. A. surf B. go on C. goes on D. surfs （第五课时）用所给单词的适当形式填空.1.Can you find any _(different) between the two pandas? 2. Young children should try _(speak) more English. 3. Good food and exercise help you study_(good). 4.Dont eat too much _(health) food.5.I _exercise ,Im a little unhealthy. A. hard B. ever C. hardly ever 6.They go to the movies_. A. twice a week B. twice of a week C. a week twice D. twice week7. _(sleep) late isnt good for your health写作: What is your lifestyle?相互检查。订正错误。合作讨论探究。检查背诵成果 句型变化He often exercises（变同义句）I do my homework every day . （对划线部分提问）核对答案模仿表演，课前展示。核对答案参与讨论3a。朗读。核对答案提问，讲解并核对答案。做课堂笔记1、the _ of 的结果 2 _ after=_ care of 照顾 3._the Internet 上网 4_lifestyle 健康的生活方式 5.go _去划板 6_ healthy=_healthy 保持健康 7.eating _饮食习惯 8. exercise=_(much) exercise=_ sports锻炼 9. the same _ 与什么相同 10. be _ from 不同 11._ a month一月一次检查并核对答案。反思：