人教新目标版英语八年级上册 Unit 2 How often do you exercise Period 5 （Section B 3a-Self Check）教案

这是一份人教新目标版英语八年级上册 Unit 2 How often do you exercise Period 5 （Section B 3a-Self Check）教案，共5页。

Period 5 (Section B 3a-Self Check)设计说明本节课先通过多媒体展示一组图片来复习频度副词；学习本课时的单词和短语，为下一步读写3a，3b 和3c 打下基础；讨论、对比，用表格列出自己的好习惯和坏习惯，仿写一篇有关自己生活习惯的小短文。然后小组问答第4部分的测试，看一下他们的生活习惯是否健康，并帮助他们养成健康的生活习惯。最后做Self Check部分的练习。教学目标1. 知识目标：(1)掌握单词及短语：dentist，magazine，however，than，almost，none，less，point，more than，less than。(2)掌握句型：“Jane is a 16-year-old high school student...” “Jane has a lot of good habits.” “Her parents are not very happy because she hardly ever helps with housework...” “How often do you eat fast food?”(3)复习一般现在时态及本单元学过的频度副词及其用法。(4)写一篇有关自己生活习惯的小短文。2. 能力目标：能够运用所给的提示描述自己的或好友的生活习惯。3. 情感目标：摒弃不良生活习惯，养成健康的生活习惯。重点难点1. 重点：能运用所给的提示词来描写个人在饮食起居等方面的习惯。2. 难点：仿写短文，提高写作能力。教学准备教具：多媒体课件，录音机和磁带，表格，一些常见的课余活动的图片。教学过程Step 1　Revision & Leading in1. Show some pictures of the teacher’s daily activities. Tell students good activities and bad activities. 2. Ask students how often they do some activities and then tell if they are good habits or bad ones. 3. Check Learning Task 1. 根据音标写出单词和汉语意思。(1)/ˈdentɪst/n. dentist 牙科医生(2)/ˌmægəˈziːn/n. magazine 杂志；期刊(3)/haʊˈevə(r)/adv. however 然而；不过(4)/ðən/prep. &conj. than 比(5)/ˈɔːlməʊst/adv. almost 几乎；差不多(6)/nʌn/pron. none 没有一个；毫无(7)/les/adv. ，adj. &pron. less 较少(的)；较小；更少的(8)/pɔɪnt/n. &v. point 得分；点；指(向)Step 2　Reading and writing Point at Jane in 3a and say “How about Jane’s daily activities”. 1. Elicit the number of days in a year from students—365 days. 2. Have students calculate the percentage for each activity. Then have students match the percentages with words. 365/365*100%=100%(always，every day)320/365*100%=88%(usually)210/365*100%=58%(often)95/365*100%=26%(sometimes)20/365*100%=5%(hardly ever)15/365*100%=4%(hardly ever)0/365*100%=0%(never)After that，check Learning Task 3：将下列频度副词按频率由大到小排列，写在横线上。never，usually，hardly ever，sometimes，always，oftenalways＞usually＞often＞sometimes＞hardly ever＞never3. Ask students to fill in the blanks according to the chart. 4. Then check the answers together. Answers：always，every day；often，hardly ever；usually，sometimes；hardly ever，never5. Ask students to read the passage together. 6. Check Learning Task 2. 翻译下列短语。(1)去看牙医go to the dentist(2)帮助做家务help with housework(3)好习惯good habits(4)多于more than(5)熬夜stay up(6)问某人关于某事ask sb. about sth. Step 3　Practice1. Complete the chart in 3b with your own information. In the last column，use expressions like always，every day，twice a week and never. 2. Let some students show their chart to the class. Step 4　WritingWrite a report about your good and bad habits. Say how often you do things. Use the report in 3a as an example. 写作指导：本文要求写自己日常生活中的好习惯与坏习惯，因此，应用一般现在时态。首先，应将自己的好、坏习惯列个清单，标明自己做这些事情的频率。然后，依次将这些事情完整地表达出来。最后，通读一遍自己的文章，看有没有错误的地方。Answers will vary. Sample writing：I have a lot of good habits. I usually arrive at school on time and I always do my homework. Also，I hardly ever stay up late and I exercise every day. However，I have some bad habits，too. I often play computer games for more than two hours a day，and I sometimes ride my bike too fast. I eat chocolate four or five times a week，and I hardly ever eat vegetables. Step 5　Pair workTake the health quiz. Compare your results with your partner’s. Who’s healthier?A：How often do you eat breakfast? B：Almost every day. A：How often do you eat fast food? B：A few times a week. ...Now check the points：4—8 points：You’re smart about your health most of the time. Step 6　Cooperative inquiryDiscuss the following language points and fill in the blanks. 1. however 副词，意为“然而，可是”，表示转折关系，可放在句首、句中或句末。I was hungry. However，she gave me some water. 我很饿，但她却给了我一些水。 My father，however，didn’t drive there. 可是我父亲没有开车去那里。2. more than意为“多于”，相当于over；其反义短语为less than，意为“少于”。It never takes me more than half an hour to get to school. 我到达学校用时从未超过半小时。 They’ll stay there for less than three days. 他们将在那里待不到三天。 3. none代词，意为“没有一个；毫无”，表示三者或三者以上的人或事物中一个也没有，可与of连用，反义词为all。可回答how many提问的特殊疑问句。None of them can work out the problem. 他们当中没有一个人能算出那道题。—How many books are interesting here? 　这里有多少书有趣? —None. 都没趣味。4. 复习一般现在时的用法。(1)表示现在的状态。Tom lives in Beijing. 汤姆住在北京。(2)表示经常性或习惯性的动作，常与 always，often，sometimes，every day，on weekends，once a month，three times a day，on Sunday(s)等表示频率的副词或时间状语连用。I go to school at seven every day. 我每天七点去上学。He plays soccer on Sundays. 他周日踢足球。(3)表示主语具备的性质或能力等。They speak Japanese. 他们说日语。(4)表示客观事实或普遍真理。The sun rises in the east and sets in the west. 太阳从东方升起，在西方落下。5. 写出下列动词的第三人称单数形式。(1)drink drinks　(2)go goes　(3)stay stays(4)make makes　(5)have has　(6)pass passes(7)carry carries　(8)watch watches　(9)fly flies(10)study studies　(11)brush brushes(12)do doesStep 7　Exercises1. Self Check 1Complete the chart with activities you do and don’t do. What about your mother/father?Answers will vary. 2. Self Check 2Write five sentences using the information above. Ask some students to read their sentences in front of the class. Answers will vary. 3. Self Check 3(1)Read the conversation and then fill in the blanks with the correct forms of the verbs. (2)Practice the conversation with partners. Step 8　SummaryAsk a student to say what he/she has learned in this lesson. 1. Words and expressions：dentist，magazine，however，than，more than，almost，none，less，less than，point2. Structure：We found that...3. Writing：I have some good habits...当堂达标(见导学案“当堂达标”)答案与解析：Ⅰ. 1. writer　句意：托尼喜欢写文章，长大后他想成为一名作家。writer名词，意为“作家”。2. magazine　句意：上床睡觉前我经常读一本杂志。根据不定冠词a可知填magazine的单数形式。3. Almost　句意：几乎所有的学生都同意他的想法。4. dentist　句意：胡先生是一名牙医。5. points　句意：在这两点上你有问题吗? 根据these two可知point要用复数形式。Ⅱ. 1. C　根据答语“Once a week.”判断，问句是询问频率，因此用how often 提问。2. C　hardly 为否定意义的副词，句子的谓语动词是行为动词，时态为一般现在时，根据反意疑问句“前否定后肯定”的原则可知选C。3. C　some“一些”；no one“没有人”，不能和of短语连用；none“没有一个”，常与of连用；many“很多”，由句意“他们都很累了，但是没人愿意停下来休息”可知选C。4. D　该句为一般现在时，行为动词do作谓语，主语he为第三人称单数形式，故其否定形式是在do前加doesn’t。5. C　keep sb. +adj. “使某人保持(某种状态)”，故排除A、B两项；由句意“我每天吃水果、喝牛奶来保持身体健康”知选C。Ⅲ. 1. gets　2. playing　3. help，(to) open　4. do，do5. once　6. hardly　7. exercises　8. more　9. shopping10. isⅣ. 1~5　CDCAC　6~10　ACDCBⅤ. One possible version： Here are the results of the survey of the students’ activities in my class. All the students exercise every day. Ninety percent of the students eat fruit and drink milk every day. Seven percent of the students eat junk food three times a week. No students drink coffee. 　　Most of our habits are pretty good. They are good for our health. And they also help us study better. Step 9　Homework1. Do a survey in your family，using the information in Part 4. 2. Review the words and expressions in this unit. 板书设计教学反思 题号123456总分得分2111005UNIT 2　How often do you exercise?Period 5 (Section B 3a—Self Check)dentist 　almostmagazine　nonehowever　lessthan　less thanmore than　point1. Jane is a 16-year-old high school student...2.... she never goes to the dentist for teeth cleaning.3. You’re smart about your health most of the time.4. You have to learn more about healthy habits.