资源简介

(共20张PPT)
Unit 2 No rules, no order.
Section A
Grammar Focus 3a-3d
一、语言能力
学生将能够理解并使用目标语言谈论学校规则；掌握元音字母e及其字母组合在单词
中的发音规则；了解句子重读在交际中的意义。
二、学习能力
通过讨论学校规则，培养学生总结和组织信息的能力。通过课堂任务让学生能够运
用目标词汇进行语言输出。
三、文化意识
通过本节课的学习，让学生能够与同学积极合作；让学生认识到遵守规则的重要性，
培养纪律意识和责任感。
四、思维品质
通过教学活动的开展，锻炼学生的口语表达能力和听说能力，能就话题完成开放性
的对话，提高在真实语境中的交际能力。
Walk in the hallway. Don’t run!
Be polite and treat one another with respect. Don’t litter. / You mustn’t litter. / You can’t litter.
Can we bring our phones to class No, we can’t. We must keep them in our lockers.
Can we eat snacks in class No, we can’t eat in class. We have to eat in the dining hall.
Read the sentences. Do the verbs in bold need to change forms Why
3a
不要奔跑！
守礼貌，尊重他人。
不要乱丢垃圾。
我们能不能带手机到教室？
不，我们不能。我们必须把它们放在柜子里。
我们能不能在教室吃零食？
不，我们不能在教室吃东西。我们必须在餐厅吃东西。
缓步慢行。
Grammar Focus
Walk in the hallway. Don't run!
Be polite and treat one another with respect. Don‘t litter. / You mustn’t litter.
/You can‘t litter.
Can we bring our phones to class No, we can’t. We must keep them in our lockers.
Can we eat snacks in class No, we can't eat in class. We have to eat in the dining hall.
Read the sentences. Do the verbs in bold need to change forms Why
Imperative Sentence
祈使句
Do型祈使句
Be型祈使句
Let型祈使句
No型祈使句
1
2
3
4
Do型祈使句
1
Be型祈使句
Let型祈使句
No型祈使句
2
3
4
Stop at a red light.
Go at a green light.
Wait at a yellow light.
动词原形(+宾语)+其他.
肯
Don’t talk.
否
Don’t+动词原形(+宾语)+其他.
Don’t smoke.
Do型祈使句
1
Be型祈使句
Let型祈使句
No型祈使句
2
3
4
Be+表语(名词/形容词)+其他.
肯
Don’t be late for school.
否
Don’t+be+表语(名词/形容词)+其他.
Be careful when you cross the road.
Be a good girl.
Don’t be nervous.
Do型祈使句
1
Be型祈使句
Let型祈使句
No型祈使句
2
3
4
Let+宾语+动词原形+其他.
肯
否
Don’t let+宾语+动词原形+其他.
Let’s read a book.
Let me have a try.
Don’t let her go.
Let her not go.
Let+宾语+not+动词原形+其他.
Do型祈使句
1
Be型祈使句
Let型祈使句
No型祈使句
2
3
4
No+动词-ing形式.
1
2
No+名词.
No smoking.
No fishing.
No smoking.
No photos.
Imperatives
祈使句
肯
否
肯
否
肯
否
否
Do型祈使句
Be型祈使句
Let型祈使句
No型祈使句
1
2
3
4
动词原形(+宾语)+其他.
Don’t+动词原形(+宾语)+其他.
Be+表语(名词/形容词)+其他.
Don’t+be+表语(名词/形容词)+其他.
Let+宾语+动词原形+其他.
Don’t let+宾语+动词原形+其他.
Let+宾语+not+动词原形+其他.
No+动词-ing形式.
No+名词.
Summary
Summary
Imperatives
祈使句
Do型祈使句
Be型祈使句
Let型祈使句
No型祈使句
1
2
3
4
祈使句,表请求,还表命令或禁止.
主语是you常省去,动词原形去开头.
否定形式要注意,don’t 放到句首去.
要讲礼貌用please,句首句末都可以.
3a
Read the sentences. Do the verbs in bold need to change forms Why
Walk in the hallway. Don’t run!
Be polite and treat one another with respect. Don’t litter. / You mustn’t litter. / You can’t litter.
Can we bring our phones to class No, we can’t. We must keep them in our lockers.
Can we eat snacks in class No, we can’t eat in class. We have to eat in the dining hall.
How about these verbs Do they change forms
情态动词Modal verbs：
can, must, have to 等
1
情态动词没有除了have to之外，其余没有人称和数的变化
2
情态动词后跟动词原形
3
情态动词不能单独作谓语，必须和系动词或实义动词连用
特点
情态动词
Complete the sentences using can, have to / must, or can't / mustn't.
3b
1. Don’t jump the queue. You ______________ wait your turn.
2. I ______ feed my dog many kinds of food, but I ______________ give him chocolate. It is bad for him!
3. A: Can I leave the classroom if I don't feel well
B: Yes, but you ________ tell your teacher about it when you _________ be absent from class.
4. A: Hey! Can I look at your book
B: Shh, we ______________ talk quietly in the library.
5. A: Can you put on your seat belt We ______________ wear one when we're in a car.
B: Sure. Thanks!
have to / must
can
can’t / mustn’t
have to/must
have to/must
have to / must
have to / must
插队
离开教室
喂狗
系安全带
在图书馆里安静地交谈
等待轮到自己
Look at the first sign and read the rules. Then write the rules for the other signs.
3c
Don’t park.
No parking.
You can’t / mustn’t park.
Don’t take photos.
No photos.
You can’t / mustn’t take photos.
Look at the first sign and read the rules. Then write the rules for the other signs.
3c
Don’t swim.
No swimming.
You can’t / mustn’t swim.
Don’t feed the birds.
No feeding.
You can’t / mustn’t feed the birds.
In groups, brainstorm three rules for one of the places below.
3d
library school dining hall park cinema hospital
In the library, we must keep quiet.
We mustn’t make noise.
We can’t bring food to the library.
We can’t talk loudly in the library.
We have to return the books on time.
…
Presentation
Watch and say
Let's watch a video.
Say No to all uncivilized behaviors!向不文明行为说不！
1. Let me _____ (tell) you about my family.
2. ___________ (not listen) to music in class.
3. Do you have to ______ (wear) school uniforms every day
4. You can’t eat in the classroom. You can _____ (eat) in the dining hall.
5. You must _____ (be) quiet in the library.
6. No ___________ (swim) in the river! It is too dangerous.
7. Boys and girls, please _____ (keep) the classroom tidy in school.
8. Everybody ________ (must, may) follow the traffic rules.
语法填空
tell
Don’t listen
wear
eat
be
swimming
keep
must
新课标下的英语学习更注重实践，初中英语学习，编写故事能有效培养自学能力。培养语言能力，设定周目标能有效减少焦虑。关键点在于，将学习融入日常生活场景。科学研究显示，完成语法练习能有效建立知识体系。深层次看，交替学习不同技能效果更佳。教师普遍建议，制作思维导图能有效培养耐心。突破英语瓶颈，分析长难句子能有效增强动机。进阶策略，适当奖励自己的努力。相信通过系统学习英语能力将全面提升。
根据语境，从方框中选择恰当的情态动词填空。
can, can’t, must, have to, don’t have to
1. Jim, you ___________ clean your room now. It’s so dirty.
2. You ___________ eat too much ice-cream. It’s not healthy.
3. Cindy lives with her grandparents and she __________ see her parents only on weekends.
4. My bike doesn’t work so I ______________ walk to school.
5. You ____________ do your homework right now. You __________ do it after dinner.
can’t
must
can
must/have to
don’t have to
can
Thank you for listening

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