人教版八年级英语上册《How often do you exercise?》SectionA PPT教学课件(第2课时)，共34页。ObjectivesTo learn to talk about how often people do things.To learn new words: once, twice, Internet, program, full, swing ...RevisionWhat do you usually do in your free time ?How often do you …？PairworkLook at 2b. Make conversations like this：--How often does Cheng Tao watchTV?--He watches TV twice a week.How often do you do these activities?Fill in the chart and then make conversations.A: How often do you watch TV?B: I watch TV every day.A: What’s your favorite program?B: Animal World.A: How often do you watch it?B: Twice a week.Language points1.本课时我们学习的主要语法点是由wh- 和how 引导的特殊疑问句以及其对应的答语。如：What do/does …?How often do/does …? 等。e.g. What do you usually do on weekends?你通常周末做什么？I usually listen to music. 我通常听音乐。e.g. How often do you go to the factory?你多久去一次工厂？I go to the factory twice a week. 我两周去一次。How often do you exercise? 你（你们）多久锻炼一次身体？How often + 助动词 do (does 或 did) + 主语+ do sth.?疑问词 how often 是问频率（多久一次）,（在这里助动词 do /does/did是起帮助构成疑问的作用）与一般现在时或一般过去时连用, 回答一般是表示频率的副词或短语。如： always, sometimes, quite often, never, every day,once a week, twice a month, three times a month, three or four times a month 等。常考以how 引导的疑问短语how often “多久一次 ”用于提问always ,once a day等。how old “多大年龄”用于提问ten years old 等。how soon “多久以后”用于提问将来时中的in+时间段。how long “多长时间 ”用于提问一段时间。how many “多少” 用于提问可数名词的数量。how much “多少 ” 用于提问不可数名词的数量或提问价格。 2. exerciseexercise v. 锻炼；exercise n. [U]运动；[C]练习e.g. Let’ s do our exercises. 让我们做练习吧。Walking is a good exercise. 散步是很好的运动。Doing morning exercises is good for our health.晨练有助于我们身体健康。3. three times a week表示次数的词或短语：once,twice,three times,four times...对次数提问使用 how many times区分表示频率的短语：once a day,twice a week,three times a month...对频率提问用how often4. Next week is quite full for me. 我下周比较忙。full 忙的；满的；充满的 同义词--busye.g. I’ve got rather a full week next week. 我下周会非常忙。My father has a very full life .我父亲的生活很忙碌。拓展：adj.饱的5. How come? 为什么呢？这是英语中的一个口语，相当于汉语的“为什么”、“怎么会”等，既可以独立使用，也可在后接句子，来询问事情的缘由或状况。e.g. How come the sky is so blue today?今天天怎么会这么蓝？A: I didn’ t even eat lunch today. 我今天甚至没吃午饭。B: Really? How come? 是吗？怎么会呢？Summary1.What do you usually do on weekends?I always exercise…2. How often do you…?Once a month / …Homework1. Recite the conversation of 2d.2. Preview the new words we will use in the next lesson.... ... ...关键词：How often do you exercise? PPT课件免费下载，.PPTX格式； 本作品中主体文字及图片可替换修改，文字修改可直接点击文本框进行编辑，图片更改可选中图片后单击鼠标右键选择更换图片，也可根据自身需求增加和删除作品中的内容，源文件无水印。如认为该内容涉嫌侵权，可通过邮件提出书面通知，我们将及时处理。