人教版英语八年级上册 Unit 2 Section B (2a—2e)（课件）.pptx

1、Unit 2 How often do you exercise?Lesson FourSection B(2a2e)Look at the pictures and say out the activities.Warming-upWarming-up What do you usually do in your free time?How do you relax yourselves,watch TV,play computer games or exercise?Free talkPre-readingRank these activities according to how oft

2、en you think your classmates do them(1=most often,6-least often).Read and complete the pie charts.2b15202045109013285While-reading Read again and answer the questions.1.What percent of the students do not exercise at all?2.What percent of the students use the Internet every day?3.How often do most s

3、tudents 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 game shows.2cWhile-reading4.What does the writer think is the best way to relax?Why?5.Do you think the students at No.5 are health

4、y?Why or why not?Exercise,because it is healthy for the mind and the body and you can spend time with your friends and family as you play together.No,I dont think so.Because they watch TV more and exercise less.While-readingAccording to the article and the pie charts,write sentences with the percent

5、ages using always,usually or sometimes.1.90%:2.85%:3.45%:4.10%:5.13%:6.2%:Ninety percent of the students always use the Internet.Eighty-five percent of the students always watch TV.Forty-five percent of the students usually exercise.Ten percent of the students often use the Internet.Thirteen percent

6、 of the students usually watch TV.Two percent of the students sometimes watch TV.2dWhile-readingPost-readingFill and retell45%13 times a week 20%at least 3 or 4 times a week13 times a week 85%ask sb.about sth.关于某事询问某人 e.g.Someone is asking Lucy about the wonderful building.1.Last month we asked our

7、students about their free time activities.ask sb.sth.询问某人某事 e.g.Can I ask you some questions?ask sb.for sth.向某人要某物 e.g.Please ask the teacher for help.ask sb.to do sth.要求某人做某事e.g.My mother asks me to do my homework on time.Post-readingLanguage points2.We found that only fifteen percent of our studen

8、ts exercise every day.percent 百分之，后常与of搭配 e.g.Only 15 percent of our students play sports every day.注意：注意：percent没有复数形式，做主语时根据它所修饰的名词来判断谓语的单复数。e.g.About 70 percent of the earth is covered with water.Post-reading3.And twenty percent do not exercise at all!not at all 一点也不，根本不e.g.She isnt good at playi

9、ng soccer at all.She cant speak Chinese at all.She doesnt like exercising at all.Post-reading4.The answer to our questions about watching television were also interesting.the answer to 的答案注意：此处不可与of连用常用的词组有：the key to the door 门的钥匙 the ticket to the train 火车票the way to the school 去学校的路the ability to

10、 language learning 语言学习的能力the secret to English learning 英语学习的秘诀Post-reading5.Although many students like to watch sports,game shows are the most popular.although为连词，意为“虽然，尽管”。注意：在英语中，当表示“虽然，但是”这样的意思时，although和but不能在同一个句子中使用。也就是说，在一个句子中，有although就没有but，反之亦然。e.g.Although the car is old,it still runs

11、well.=The car is old,but it still runs well.Post-reading6.It is good to relax by using the Internet or watching game shows,句型：It is adj.(+for sb.)to do sth.it为形式主语，指代后面的to doe.g.It is important for us to learn English well.It is good for our health to eat more vegetables.Post-reading13 times a week.

12、How often do you play sports?Work in pairs.Ask your classmates how often they do this activity and make a pie chart.2eHow often do you read books?Every day.Post-readingSummary1.Last month we asked our students about their free time activities.2.We found that only fifteen percent of our students exer

13、cise every day.3.And twenty percent do not exercise at all!4.The answer to our questions about watching television were also interesting.5.Although many students like to watch sports,game shows are the most popular.6.It is good to relax by using the Internet or watching game shows,Homework1.Write your own health report about“How healthy are you?”.2.Recite the new words we have learnt.