人教版八年级英语上册《How often do you exercise?》SectionB PPT教学课件(第2课时)，共39页。ObjectivesTo learn about the free time activities of the students from No.5 High School.To learn to use adverbs of frequency to write about your habits.To learn new words: result, percent, online, although, through, mind, body, such, together, die, writer…RevisionMake your own conversations in pairs.What do you usually do in your free time?How often do you … ？Let's summarize.In our class, ____students like using the Internet._____ students like playing sports.____ students like watching TV.______ students like doing homework.Read the article again and answer the questions.1.How many students do not exercise at all?20% students do not exercise at all.2.How many students use the Internet every day?90% students use the Internet every day.3.How often do most students watch TV?What do they usually watch?Most students watch TV every day. They usually watch sports, game shows.4. What does the writer think is the best way to relax? Why?Exercise, because it is healthy for the mind and the body.5. Do you think the students at No.5 are healthy? Why or why not?No , I don’t think so.Because most of the students use Internet or watch TV in their free time. They don’t like exercising. It’s unhealthy.Language points1. We found that only fifteen percent of our students exercise every day.percent n.“百分之……”没有复数形式基数词+percent+ of...“百分之……的……”作主语时，谓语的数和of后的名词，代词保持一致。► Seventy percent of the boys like playing computer games.男生中70%喜欢玩电脑游戏。► Thirty percent of time passes.百分之三十的时间过去了。2. Although many students like to watch sports, game shows are the most popular.虽然很多学生喜欢看体育节目，但游戏节目是最受欢迎的。although是连词，意为“虽然，即使，纵然”，引导让步状语从句，相当于 though，大多数情况下两者可互换。注意：although 引导的从句不能与but 连用，有although 就没有 but（即 although but不同现）。Although it rained, the boys still played outside.= It rained, but the boys still played outside. 尽管天下雨了，但男孩们仍在外面玩耍。Ex.He didn't say sorry to me. He was wrong .(合并为一句）He didn't say sorry to me________he was wrong.3....but we think the best way to relax is through exercise.through prep. 以，凭借，穿过eg.Light comes in through the window.4. And twenty percent do not exercise at all!百分之二十的学生根本不运动！not … at all “一点也不”，注意：not代表了所有否定句，次结构可理解为在否定句末加上at all加强否定句语气。拓展：在口语中单独说 not at all, 可用来表示“不用谢”“没关系”。► The story isn’t interesting at all.那个故事一点也没有趣。► They didn’t enjoy the vacation at all.他们根本不喜欢那次旅行。► The old man can hardly ever use the computer at all.那位老人一点也不会用电脑。5. Exercise such as playing sports is fun, and you can spend time with your friends and family as you play together.such as 用来举例，意为“例如；诸如此类的；像······那样的”，结构常为：名词+ such as + 例子。注意：其后面不可列举出所有的事物。► I know four languages, such as, English and Chinese.我了解四种语言，例如英语、汉语。► She likes animals such as rabbits and birds.她喜欢像兔子、小鸟这样的小动物。6. … but we were surprised that ninety percent of them use the Internet every day.surprised 形容词，意思是“感到惊讶的”，修饰人，surprising “令人惊讶”，修饰物。常用结构：1）be surprised at sth 对某事感到惊讶 2）be surprised to do sth 做某事而感到惊讶3）be surprised + that从句 因……而惊讶► 我们对这个消息感到很惊讶。We are surprised at the news.► 我在这里见到你很惊讶。I am very surprised to meet you here.7. So start exercising before it’s too late!所以要赶快锻炼起来，不要等到来不及了。start doing sth/to do sth=begin to do sth/doing sth 开始做某事 it’s too late 为时太晚；来不及了it’s too late与before共同组成从句，表示“不要等到为时已晚；不要等到来不及的时候；趁着还来得及 ”。► Now you know you’re wrong, but it’s too late.现在你知道你错了，但是已经太晚了。► 你应当更加用功，别等到为时过晚而赶不上了。You should work harder before it’s too late to catch up.Homework1. Write your own health report about“How healthy are you? ”.2. Recite the new words we have learnt.... ... ...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。