仁爱英语八年级上册教案Unit2topic2sectionC

1、Unit 2 Keeping HealthyTopic 2 I must ask him to give up smoking.Section CThe main activities are 1a and 2a. 本课重点活动是1a和2a。. Teaching aims and demands 教学目标1. Learn some new words and phrases:disease, itself, might, empty, stomach, get into, human, body, through, illness, air, sour, tidy, sweep, in pub

2、lic2. Go on learning the modals for giving advice and necessity: (1)You might get a headache when you work too hard. (2)We should keep the air fresh. (3)We shouldnt drink sour milk. (4)We must tidy our rooms and sweep the floor often. (5)We must not spit in public.3. Talk about personal hygiene. Tea

3、ching aids 教具教学卡片或多媒体课件/图片/录音机/磁带/小黑板/挂图或幻灯片. Five-finger Teaching Plan 五指教学方案Step 1 Review 第一步 复习(时间:10分钟)复习巩固上节课的目标语言。进一步教育学生养成良好的生活及行为习惯。1. (由师生问候，过渡到询问学生的早餐状况。关注学生健康，自然地进入生活习惯的复习。)T:How are you today?Ss: Fine, thanks. And you?T:Me, too. Did you have breakfast, S1?S1: Yes.T:Im glad to hear that.

4、Going to school without breakfast is bad for your health. Health is important for us.2. (教师出示教学卡片或多媒体课件，复习上节课所学的有利于健康和不利于健康的生活习惯的表达方式。让学生分出好与坏两类，分组汇报。)T:Lets look at the living habits in the pictures. Divide the habits into healthy habits and unhealthy ones. Then say them out in English. First, heal

5、thy ones. Group 1, please.G1:Washing hands before meals. Brushing teeth twice a day. Doing morning exercises. Drinking enough water every day. Going to bed early and getting up early.T:Well done! Then unhealthy habits. Group 2, please.G2:Reading in the sun.Staying up late at night. Throwing litter a

6、round. Going to school without breakfast. Watching TV too late. Keeping long fingernails.3. (复习must, mustnt和dont。再次出示卡片，用must, mustnt 或dont陈述卡片内容。) T: If we want to keep healthy, what must we do and what mustnt we do? (依次出示卡片，让学生回答。)S2: We must wash hands before meals.S3: We must brush teeth twice a

7、 day.S4: We mustnt read in the sun.S5: We mustnt throw litter around.S6:Dont keep fingernails long.S7:Dont stay up late at night.T:Well done. As we know, good habits can make us healthy. Bad habits can make us unhealthy. For example, staying up late may cause headaches. But what can also cause heada

8、ches? OK. Lets come to the new lesson and learn about them.Step 2 Presentation 第二步 呈现(时间:10分钟)学习1a，引导学生根据语境猜测生词的意思，培养学生整体阅读的能力。1. (继续谈论不健康的习惯会导致头痛，并进行一项关于头痛的调查，以此完成1a中导读问题并呈现生词。)T:Do you often get headaches, S1？S1:Sometimes.T:Do you know what causes headaches, S2?S2:I dont know.T:Never mind. How do

9、you feel when you dont get enough sleep, S3?S3:I feel sleepy.T:What about you, S4?S4:I may have a headache.(引导学生回答。)T:Yes. You might get a headache if you dont get enough sleep. In fact, a headache is a pain in your head. Its not a disease itself. Working too hard, exercising for a long time on an e

10、mpty stomach may cause headaches.(板书，教师适当讲解，并要求掌握might, disease, itself, empty, stomach；理解pain。)might, pain, disease, itself, empty, stomach2. (让学生快速阅读短文，为文章确定标题。学生汇报结果并说明理由，教师可先将一些重点短语板书在黑板上，领读并解释。)a pain in your head, dont get enough sleep, on an empty stomachT:Please read the passage quickly and

11、give it a proper title.(2分钟后) S5, please.S5:Headache.T:S6, please.S6:A headache.S7:What causes headaches?T:OK. Lets listen to 1a and find the answer.Step 3 Consolidation 第三步 巩固(时间:8分钟)完成1b，巩固1a中的短语，强化对1a的理解。1. (让学生听1a录音并跟读，注意语音语调。在学生听的同时，教师板书1a关键词。) T: Listen to 1a and repeat. Pay attention to the p

12、ronunciation and intonation.2. (把握关键词，掌握复述技巧。)T: Please try to talk about the passage in your own words. You can look at the key words on the blackboard.Example:I know a headache isnt a disease. There is something wrong with our health (及时鼓励学生，增强学生信心。)3. (完成1b，巩固1a中重点短语。并核对答案。为2b的活动做铺垫。)T: Great. No

13、w please read 1a again and write down the possible causes of a headache. Then give some advice to prevent headaches by using should/shouldnt/must/must not/dont.Step 4 Practice 第四步 练习(时间:10分钟)学习个人卫生常识，进一步巩固情态动词should/shouldnt和must/must not的用法。完成2a，2b。1. (由谈论头痛形成的原因及健康的生活习惯，引出2a并学习文中部分生词，然后让学生阅读2a，了解疾

14、病是怎样形成的。) T:Boys and girls, we talked about what causes headaches. As we know, headache isnt a disease itself. But if we dont have healthy living habits, germs can get into the human body and cause diseases. How do germs get into the human body? Lets read 2a and learn about it. (板书，要求学生掌握get into, h

15、uman, body；了解germ。)germ, get into, human, bodyT: OK. Look at the pictures in 2a and read these sentences. Please find out the new words, and try your best to guess their meanings. If necessary, look them up in the word list. (几分钟后，提问个别同学。) (板书，要求理解skin和ha；掌握through和illness。)through, skin, ha, illnes

16、s(播放2a录音，让学生跟读并注意语音语调。)T: These pictures show how germs make us sick. Now please listen to the tape and repeat. Pay attention to the pronunciation and intonation. (对有难度的句子可以多次播放并讲解。) 2. (让学生读2a，画出关键词。) T: Please read 2a and find out the key words. (找学生板书关键词。教师核对。)germ, get into, cause, diseases,thro

17、ugh the nose/the mouth/the skin,have an illness T: Now close your books. Lets talk about these pictures. You can use the key words on the blackboard.(可用幻灯片或课件或挂图展示2a。)3. (总结2a中病菌进入身体的几种途径。) T: Lets find out how the germs get into our body. (板书)(1)through the nose(2)through the mouth(3)through the sk

18、in4. (展示2b图片，了解预防疾病的措施。) (先让学生根据图片猜测2b中生词及短语的意思，然后对学生提问，必要时引导学生回答。) T:Look at the pictures. Please talk about what we should do to keep away from germs. Make sure to use “We should/should not ” and “We must/must not ” (两分钟后。) T:What should we do to keep away from germs? S1:We should keep the air fre

19、sh. S2:We shouldnt eat bad food. S3:We shouldnt drink sour milk. S4:We should keep our bodies clean. S5:We must wash our hands before meals. S6:We mustnt keep long fingernails. S7:We must tidy our rooms and sweep the floor often. S8:We mustnt spit in public.(需要及时讲解并板书，要求学生掌握air, sour, tidy, sweep, i

20、n public；理解spit。)air, sour, tidy, sweep, spit, in publicStep 5 Project 第五步 综合探究活动(时间:7分钟)通过综合探究活动，使学生把本话题所学的知识及目标语言有效地应用到生活及人际交往中。1. (让学生展开想象，扩大知识面。鼓励学生自由发挥，将本课所学的有关建议的及表示必要性的情态动词，个人卫生习惯等知识点，按教师所提供话题进行综合运用。) T: Lets discuss what else we should do to keep away from germs. (尽量脱离课本，最好不要与课文内容重复。) Example: We should do morning exercises every day. We should not throw litter around. We must eat more fruit an