Unit 2 Topic 2 Section D(同步课件)仁爱版八年级英语上册

Modal Verbs (Ⅱ): must/mustn’t; may; can
You _________ throw litter around. He thminuksstns’mt oking _c_a_n___ help him relax. It _c_a_n__ even cause cancer. I _____ ask him to give up smoking. __mM__u_a_sy_t I borrow your newspaper and show it to my father?
adj.二手的，旧的 n冒.…危的险风，险风险v.（使）[rɪsk] adj.可能，能做到 [ˈpɒsəbl]
尽量…地
Pre-listening
1.表示能力
can
He can draw, but he can't read a story.
他会画画，但不会读故事。 2. 表示可能
The girl can't be Amy because she went to study in another school.
他可能在操场打篮球。
2.表示征求同意 (此时可以与 can 互换使用，但 may 语气更委婉)
— May I watch TV now?我现在可以看电视吗？
— Yes, you may / can.是的，你可以。
1.表示必须，义务 You must study hard. 你必须努力学习。 2.肯定形式表示推测 — Who is knocking on the door?谁在敲门？ — It must be Jane.一定是简。 3.否定形式表示不许，禁止 You mustn't tell a lie.不许你撒谎。
Language points
1. We should often open the window to keep the air fresh. 我们应该经常开窗保持空气清新。 keep + 宾语+ adj.“让某人/ 某物处于某种状态”。 如：Keep the windows open, please.
Warming up
Write a passage about how to keep healthy
Health has become a very important part of our life,and there are many ways to keep healthy. First,_______________________________. Next,_______________________________. Finally,_____________________________. If you care about yourself ,it’s easy to have a healthy life.
We should take showers often.
We should wash the hands before meals.
Make sentences with the structures in the box.
We should often open the window to keep the air fresh.
2 Complete the passage with the correct words.
Some people think that smoking ___ca_n____ ( helmputsht/ecmanr)elax. In fact, smoking is really _u_n_h_e_a_l_th_y__ (healthy/unhealthy). Do you know that there __a_re___ (cihse/amreic)alsovaerre _4_0b_0a_0d___ch(egmooidca/blsad)inforcioguarrebttoedsi?es.TThheesye __c_a_n_ (must/can) cause cancer and other diseases.
Grammer& Function.
summary
Functions
_______ up late is bad for your health. HSotawyintegrrible! It’s g__o_o_d__ for your health. Don’t read i_n___ the sun. It will keep you _a__c_ti_v_eduring the day.
learn new words
shower n./v. 淋浴
chemical n. 化学品
cigarette n. 香烟, 纸烟
second-hand adj. 二手的, 旧的
smoker n. 吸烟者
unhealthy adj. 不健康的
body n. 身体
读音
单词
汉语意思
音标
shower fact in fact
[ˈbɒdi]
disease harm smoker
n.病，疾病 [dɪ'ziːz]
v.&n.危害,伤 害，损害
[hɑːm]
n.吸烟者
[ˈsməʊkə]
读音
单词
汉语意思
音标
second-hand risk possible
adj.二手的，旧
的
n.危险，风险v. （使）冒…的风 [rɪsk]
险
adj.可能，能做 到
那个女孩不可能是埃米，因为她转学了。 3.表示请求，允许
Can I walk to school with you?我可以和你一起走去学校吗？
1.表示可能
may
— I didn't see Jack in the classroom.
我没在教室看见杰克。
— He may play basketball on the playground.
cigarette
body disease harm smoker
n.香烟，纸烟
[sɪɡəˈret]
n.身体
[ˈbɒdi]
n.病，疾病
[dɪ'ziːz]
v.&n.危害,伤害， 损害
[hɑːm]
n.吸烟者
[ˈsməʊkə]
second-hand
risk
possible as...as possible
summary
Grammar
Modal Verbs (Ⅱ): must/mustn’t; may; can
You _________ throw litter around. mustn’t
He thinks smoking ______ help him relax. can
It _____ even cause cancer. I_m___yM__c__fa_a_an_y_tahIsebkro?hrirmowtoyoguivrenuepwsspmaopkeirngan. d show it to
must
While-listening
1 Listen and number the following pictures.
1
5
3
6
2
4
Make sentences with the structures in the box.
should / shouldn’t… We
must / mustn’t…
英
Unit 2 Keeping Healthy 2. I must ask him to give up smoking.
语 Section D Warming up—Pre-listening—While-listening—Post-listening—Exercises —Summary
仁爱版 八年级上册
We often use the dictionary to look up the new words.
3.In fact, smoking is really unhealthy事实上，抽烟真的是不健康的。
In fact 事实上
In fact, I like playing computer games. 事实上，我喜欢玩电脑游戏。 In fact, I want to eat an ice cream. 事实上，我想吃一个冰激凌。
Functions
S_t_a_y_i_n_g_ up late is bad for your health. How terrible! It’sgo__o_d___ for your health. Don’t readin____ the sun. It will keep youa_c_t_iv__e_ during the day.
仁爱版 英语 八年级上册
Knowledge aims：1. 能复习和巩固掌握正确认读课后单词表中的单词。2. 能正确把握情态动词在具体语境中的运用，能正确地用情态动词进行口头 和书面复合表达。Skill aims：1. 能听懂有关健康饮食的对话或文章。2. 能 熟练地运用食品名词，为三餐设计健康的食谱，并能就饮食提出自己有益 的建议。3. 能正确地运用情态动词，结合食品名词，写一篇有关如何保持 健康的文章。Emotional aims：通过本课学习，让学生明白日常生活中具 体的健康生活习惯有哪些，督促他们养成健康生活的好习惯，摒弃坏习惯。
n.&v.淋浴
['ʃaʊə]
n.事实，真相； 现实
[fækt]
事实上，实际上 [ɪn'fækt]
unhealthy adj.不健康的 [ʌnˈhelθi]
chemical n.化学品
[ˈkemɪk(ə)l]
读音
单词
汉语意思
音标
cigarette n.香烟，纸烟 [sɪɡəˈret]
body
n.身体
[ˈpɒsəbl]
as...as possible 尽量…地
shower fact
in fact unhealthy chemical
n.&v.淋浴
['ʃaʊə]
n.事实，真相；现实 [fækt]
事实上，实际上
adj.不健康的 n.
化学品
[ɪn'fækt] [ʌnˈhelθi] [ˈkemɪk(ə)l]
The smoke from cigarettes harms __n_o_t_o_n_l_y____ (only/ not only) smokers but also other people. It’s called “second-hand smoke” and itca_n_____ (can/can’t) be more dangerous and has higher risks. Smokers shouldn’t use smoking to help themmuresltax. They ______ (must/mustn’t) give up smoking as soon as possible.
✱ keep 后接形容词。意为“保持（某种状态）”，keep作系动 词，也可以用be替换。 如：Keep quiet!=Be quiet! 请保持安静！
2. Smokers shouldn’t use smoking to help them relax. 吸烟者不应该用吸烟来放松自己。 use sth. to do sth. 意为“用....去做....” 如： 我们经常使用词典去查阅新单词。
We mustn’t drink sour milk.
Make sentences with he structures in the box. We should tidy our rooms and often sweep the floor.
We mustn’t spit in public.
must
【提示】 1. 表示否定的推测用 can't，而不用 mustn't。 e.g. That can't be my book because Bob's name is on it.
那不可能是我的书，因为鲍勃的名字在上面。 2. 用must提问的句子，其否定回答用needn't 或 don't have to， 而不能用 mustn't。 e.g. — Must I turn off the light now?我现在必须关灯吗？ — No, you needn’t /don't have to.不，不必。