Unit 2 Keeping Healthy
Topic 3 Must we exercise to prevent the flu
Section A
一、学习目标
I. 单词:question, prevent, build, finally, crowded
II. 短语:build sb. up, take one’s advice
III. 句型:
1.What should we do to prevent it
2.---Must we go to see a doctor at once when we have the flu ---Yes, we must.
3.---Must we take some medicine to prevent the flu ---No, we don’t have to. /No, we needn’t.
4. We should keep our rooms clean and the air fresh all the time.
IV. 学会预防流感的英语表达。
二、自学任务
项目 任务 完成情况(√)
单词 掌握音、形、义、性,默写一遍
短语 在文中找到,背会,默写一遍
句型 掌握文中重点句子
文段 模仿背诵1a,默写一遍,完成3.
三、导学方案
I. 听音正音
1. 根据P134 U2 T3(43)(44)页的单词音标,试读两遍;听单词录音,跟读正音;
看音形义性熟背,默写。
2. 听U2T3SA 1a的录音,跟读三遍,完成1b。
3. 听2录音并完成A,B。模仿跟读两遍。
II. 自查自悟
1. 读1a、2, 找出下列重点单词、短语,翻译并熟记。
(1) 在电视上_____________________ (2) 问问题_______________________
(3) 请吧_________________________ (4) 增强某人体质_________________
(5) 经常换衣服___________________ (6) 保持房间清洁_________________
(7) 远离……_______________________ (8) 拥挤的地方___________________
(9) 采纳某人建议_________________ (10) 经常锻炼____________________
(11) 早睡________________________ (12) 预防流感____________________
(13) 好好休息____________________ (14) 太长时间上网________________
2. 在1a中找出下列重点句子,划分句子成分,并熟记。
(1) 我们应该做什么来预防流感?
___________________________________________________________
(2) 我们应该经常锻炼增强体质。
___________________________________________________________
(3) 我们应该远离拥挤的地方。
___________________________________________________________
(4) 当患流感时,我们必须立即去看医生吗? 是的,我们必须。
___________________________________________________________
III. 自学互学
1. 康康爸爸李医生正在电视上与一名记者交谈。
【文中原句】 ___________________________________________
talk with/to sb. 和某人谈话; talk about sth. 谈论、讨论某事;
talk with /to sb. about sth. _________________________
如:He refused to ________ _________ me.他拒绝跟我谈。
What _______ you ________ ________ 你们在谈什么?
2. ---我们必须吃药预防流感吗?--不,没有必要。
【文中原句】 ___________________________________________ _____________________.
(1) must 引导的一般疑问句,肯定回答用must,否定回答用needn’t或don’t have to .
注意:must not(禁止,绝对不要) 如:。
---Must I clean the room now ---No, you don’t have to/needn’t.
Students mustn’t take phones to the classroom. 学生禁止带手机进班。如:
--- we go there at seven 我们必须七点钟到那儿吗?
--- Yes, you . /No, you __________/______. 是的,必须。/不,没必要。
辨析:must和 have to:must强调说话者的主观看法(无人称、数和时态的变化),
have to强调客观的需要(有人称、数和时态的变化)
I must leave now.我现在得走了。(我想走)
She missed the bus and had to walk home.她没赶上公共汽车,只好步行回家。
(错过公共汽车等客观原因导致她不得不步行回家)
(2) to prevent the flu为不定式短语,此处用作目的状语,译为“为了……” 如:
People usually go to Tian’anmen Square to watch the national flag go up. 如:
Maria went back to Cuba _________ her birthday. Maria回古巴庆祝生日。
3. 我们应该一直保持房间清洁和空气清新。【文中原句】 _______________________________
keep sb./sth. +形容词 “使……保持……”。clean adj. “干净的” ; open和closed也是常用
于此结构的形容词。如:
Please keep the door ______/________. 请保持门开着/关着。
We should take showers often to ______ ______ _____. 我们应该经常冲澡使我们保持清洁。
IV. 问题提交 组长将发现的重点问题归纳整理,提交给老师。
四、当堂检测
I. 选词填空,并注意其正确形式。
question,prevent,build,final,crowd
1. The road is . He must drive his car slowly.
2. We should drink lots of boiled water to the flu.
3. Can you answer my , Lucy
4. Jane plays sports often to her up.
5. , you should have a good rest.
II. 单项选择。
( ) 1. --- Must I do my homework at once, mom --- No, you ____.
A. must not B. may not C. needn’t D. haven’t
( ) 2. Eating _________ is bad for your health.
A. too much B. much too C. too many D. many too
( ) 3. What should we do ______ the children
A. help B. helping C. helps D. to help
( ) 4. As students, we should keep our school ______.
A. cleaned B. clean C. cleaning D. to clean