初中英语人教版八年级上册unit2how often do you rcise.docx

Unit2 How often do you exercise?Section B 1a-1e导学案学习目标：1. 能辨别某种生活方式是否健康。2. 知道健康的身体来源于健康的生活方式，以及健康的重要性。3. 能够熟读和运用下列重点词汇以及句型：重点词汇：3.1 1. junk food 2.coffee 3. health 4.healthy 5.unhealthy 6 . be good for 7.want sb to do sth 8. habits 3.2重点句型：How often do you ?I always/ usually/ often/ sometimes/ hardly ever/ never I once a week/ twice a month/ three times a year.学习难点：重点词句的理解与应用。学习方法：自主学习和互助合作相结合。课前预习 根据汉英互译。1. Me, too. _ 6咖啡_2 three or four times a week. _ 7. 垃圾食品_3 be good/bad for _ 8. 健康_4 want sb to do sth. _ 9. （不）健康的 _5. I cant stand milk. _ 10. 多少个小时_教学过程：1.lead-in :T: How are you, boys and girls?Ss: Im fine. And you ?T: Im fine , too. Because I have breakfast every day. How often do you have breakfast?S1: S2: T: I want you to have breakfast every day. Because its healthy. Giggle also has breakfast every day. Lets see what she eats.Play the short video: Giggles breakfast.2. Words and phrases:T : What does Giggle have for breakfast?Ss : Meat; milk; bananasT : Bananas are fruit. Its healthy. How about milk?Ss :Milk is healthy. Meat is healthy.Show pictures of coffee and junk food. And read them after the mp3 as they are new words. Ask Ss to read them. Then judge them healthy or unhealthy.T : What else can we write here?Ask a group to write down the words on the screen. Others do it on the paper. They have a chart as following. HEALTHY UNHEALTHY Then ,the group read and explain for us. And later, all students read together.T : look ! Sleep is healthy. I wonder how many hours do you sleep every night?Write it on the black board: How many hours do you sleep every night?S1 : I sleep 8 hours .Write it on the black board: How many hours do you sleep every night?I sleep 8 hours.Then ,ask several students to ask and answer.T : How many hours should we sleep every night?Ss : We should sleep T : We should sleep about 8 hours every day. Because its healthy. Milk is also healthy. So , I drink milk every day. How often do you drink milk?S1 : I drink milk S2: S3: S4: Write it on the black board: How often do you drink milk?I drink milk every day.T : How often does S4 drink milk?Ss : She / He Then ,group work. Show the structures on the screen to help them. After a while, present as a group.3. ListeningT : Healthy habits are very important for everyone. We should have healthy habits. Lets listen and think : do Tina and Bill have good habits? In order to make 1c easier, make a chart like this:How often do you听力 1c 和1d。 exercise eat fruitdrink milkeat junk fooddrink coffeeTina Every dayBill How many hours do you sleep every night?Explain the chart before listening.If healthy, put a, , if unhealthy ,nothing. Show an example on the screen. Invite a student do it on the screen. Play again if necessary.After listening, judge whether they are healthy according to the . After 1c, listen again and finish the chart. Give Ss an answer box to make 1d easier. Here is the answer box.ANSWER BOXevery day nine hours 2 or 3 times a week never hardly ever 3 or 4 times a week 4 times a dayAsk a student to do it on the screen.Then ,check the answers like this:T : How often does Tina exercise? Ss : She exercises every day.Check the rest in this way. Then:T : Pay attention to every day. We use it three times, lets learn to make it short. Then ,show a short video made by myself.Scripts:在我们刚才的练习中，every day 总共出现了三次，分别在句子Tina exercises every day. Tina drinks milk every day 和Tina eats fruit every day 这三个句子中。其主语均为Tina，every day 均在句尾。因此可以合并。合并之后Tina仍然是主语，every day 仍然位于句尾。即Tina exercises, eats fruit and drinks milk every day.4. Speaking Do oral reports with the information in1d. and give Ss a sentence to help them.T: Tina has many healthy habits. She Ss : She exercises, eats fruit and drinks milk every day. She never drinks coffee. She sleeps 9 hours every night. But she eats junk food 2 or 3 times a week.T : Bill has many unhealthy habits. He Ss : He never eats fruit or drinks milk. He hardly ever exercises. He eats junk food 3 or 4 times a week. He drinks coffee 4 times a day. Luckily, he sleeps 9 hours every day.Help Ss if necessary.5. Writing Names Activities IDeskmate同桌ExerciseEvery dayEat fruit and vegetablesalwaysDrink milkEvery dayEat junk foodoftenSleep6 hoursT : Healthy habits are important to everybody. Lets see my habits. You have the chart on you paper. I write my answers on the black board. Look at the black board and look at every day. I use every day twice. I need help. What can I say?S1 : I every day.T : Very good. Lets write a report with screens help.On the screen:Hello! My name is _. I have some healthy habits. I_ and _. But I have some unhealthy habits, too. _ and_. As for(至于) _, she/he also has both good and bad habits. She/He_ and_. However,_ and_.In a word, its important for everyone to have healthy habits. Because the first wealth is health.(健康是第一财