人教版八上英语Unit2 SectionB（1a-2e）优教精品课件（共26张PPT）

课件26张PPT。Unit2 How often do you exercise? 初中英语人教版八年级上Section B（1a-2e）1.　能够正确使用下列单词和表达：coffee, health, junk food
2.　能够听懂教材中的听力材料并正确完成听力任务。
3.　能够熟练使用how often引导的特殊疑问句询问谈论日常饮
食和其他生活习惯。Review说出你知道的食物名称看图片，猜单词Presentationjunk food
垃圾食品看图片，猜单词coffee
垃圾食品Match the words with the pictures below.213456junk foodmilkfruitvegetablessleepcoffeeWatch a cartoon and then answer the questions.Questions:What should we often drink or eat?
What should we hardly ever or never eat?
What do you usually eat or drink?
Do you sometimes drink coffee? Why?
Are hamburgers good for our health? How about fruit?Pre-listening1）If someone has healthy eating habits, what do they
usually eat or drink?2）If someone doesn’t have good habits, what do they
usually do?Answer the following questionsWhile-listeningListen to the interview and then circle your answers.Does Tina have good habits? Yes. No. I don’t know.
Does Bill have good habits? Yes. No. I don’t know. Listen again. Fill in the blanks in the survey.Every dayNine Never Every dayHardly everneverEvery dayNine 4 times a weekNever 2 or 3 times a week4 times a dayGroup workAfter-listeningStudent A is the reporter. Student B is Tina or
Bill. Ask and answer questions. Then change roles.A: How often do you exercise?
B: I exercise every day.
A: And how often do you …?例：听录音，选图片2134use the Internet2134exercise or play sports2413watch TV2413go camping in the country2413play computer games2413go to the moviesRank these activities according to how often you
think your classmates do them watch TV go to the movies
play computer games exercise or play sports
use the Internet go camping in the country任务一: 快速浏览课文，快速准确找出所有数字。任务二: 观察数字后的单词，找出共性特点。任务三: 初读课文，完成2b部分的活动。15859020202131045Read the article again and answer the questions.1.How many students do not exercise at all?
2.How many students use the Internet every day?
3.How often do most students watch TV? What do they usually watch?20% students do not exercise at all. 90% students use the Internet every day.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?
5.Do you think the students at No.5 are healthy? Why or why not? Exercise, because it is healthy for the mind and
the body.No , I don’t think so.Because they watch TV more
and exercise less.1. 90%:________________________________
2. 85%:________________________________
3. 45%: ________________________________
4. 10%: ________________________________
5. 13%: ________________________________
6. 2% : ________________________________
Ninety percent students always use the Internet.Eighty-five percent of students always watch TV.
Forty -five percent of them usually exercise.Ten percent of them sometimes use the Internet.Thirteen percent of them sometimes watch TV.Two percent of them sometimes watch TV.Write sentences with percentages using always, usually
or sometimes.Choose one of these free time activities or think of your
own. Then ask your classmates how often they do this
activity and make a pie chart（饼图）.play computer games
read books
go shopping
draw pictures
play sportsHomework 1．调查你身边朋友闲暇时间经常做的事情，并制作饼状图，下节课进行展示交流。
2. 登陆“优教·同步学习网”完成本课时作业。