资源简介

(共21张PPT)
Unit 2
Stay Healthy
Section A Grammar Focus
理解情态动词 should 与 could 的基本含义与用法区别，掌握其肯定、否定及疑问形式；理解反身代词的构成、基本用法及其在句子中的功能。
能在句子中正确使用 should / shouldn’t / could 表达建议、请求、能力或推测。能正确使用反身代词完成句子，表达“自我动作”或“强调”的含义。
能在模拟对话中运用所学语法结构，完成“询问健康问题—给出建议”的交际任务。
学习目标
1
2
3
A:What’s the matter
B: I ___________.
have a fever
What should I do
A:You should ____________________.
take your temperature
take one’s temperature 量体温
Look and Say
A:What’s the matter
B: I __________________.
have a stomachache
What should I do
A:You should ________________.
lie down and rest
A: What’s the matter with him
B: He has a _________ .
A: What should he do
B: He should _____________________.
sore throat
drink hot tea with honey
Read the sentences. Underline the modal verbs for advice.
What’s wrong I ate too much last night. Now my stomach aches. You shouldn’t eat so much
next time.
What’s the matter I have a really bad toothache. You should see the dentist and get an X-ray. You could eat some soft food for now.
How did you hurt yourself I hurt myself when I fell off my bike. Be more careful next time.
If we are not careful, we can easily hurt ourselves.
Pay attention to the verbs form following the modal verb. What rules can you find out
Presentation
4a
Learn the usage of modal verbs “should” and “could”.
情态动词should，could 后接动词原形，无人称和数的变化。
should，could 不能单独作谓语，只能和其他动词一起构成谓语。
否定形式是在其后加not；变为一般疑问句时，将should，could 提到主语前。
情态动词should和could的用法
Learn the usage of modal verbs “should”.
should的用法
（1）用于委婉地提出建议或劝告，意为“应该”
You should have three meals a day on time.你应该按时吃一日三餐。
（2）用于表达义务或责任，意为“应该；应当”
Each of us should study hard. 我们每个人都应该努力学习。
（3）表示推测，意为“应该会；可能”
Doing calligraphy should be interesting. 练习书法应该会很有趣。
（4）用于责备、命令或要求，语气比较强烈。
You shouldn’t be scared of making mistakes. 你不应该害怕犯错。
（5）用于征求对方的意见，意为“应该；应当”，常用于主语是第一人称的疑问句中。
What should we do now 我们现在应该做什么呢？
Learn the usage of modal verbs "could”.
could的用法
（1）表示建议。 You could eat out tonight. 今晚你可以上馆子吃饭。
（2）用于向对方委婉地提出请求或征求对方的许可。
Could you take out the rubbish 你能倒垃圾吗？（提出请求）
Could I go on an outing with you 我可以和你一起出外游玩吗？
（征求对方许可）
（3）could 为can 的过去式，表示能力。
He could ride a bike at the age of five. 他五岁时就会骑自行车。
（4）表示推测，意为“可能”。
The book could belong to Lily because she likes reading books.
那本书可能是莉莉的，因为她喜欢读书。
Complete the passage with should, shouldn’t, or could.
Mobile phones are useful, but you _______ use them wisely. To protect your eyes, every 20 minutes, you _______ rest your eyes and look at something far away. What’s more, you _______ change your screen’s brightness to try and match your environment and make the words on the screen bigger. Of course, you ________ look at your phone just before you go to bed, and you certainly ________ look at it when you cross the road! In fact, you _______ avoid using your phone too often. You _______ listen to music instead of watching videos. You _______ also talk to your friends instead of sending them messages.
should
should
could
shouldn’t
shouldn’t
should
could
could
Practice
4c
Read the sentences. Circle the reflexive pronouns.
What’s wrong I ate too much last night. Now my stomach aches. You shouldn’t eat so much
next time.
What’s the matter I have a really bad toothache. You should see the dentist and get an X-ray. You could eat some soft food for now.
How did you hurt yourself I hurt myself when I fell off my bike. Be more careful next time.
If we are not careful, we can easily hurt ourselves.
4a
反身代词是一种表示反射或强调的代词，可译为“本人”“本身”。反身代词与它所指的名词或代词形成互指关系，在人称和数上应保持一致。
它由第一人称、第二人称形容词性物主代词和第三人称人称代词宾格形式在词尾加-self 或-selves 构成。具体见下表：
数 第一人称 第二人称 第三人称
单数 myself 我自己 yourself 你自己 himself 他自己 herself 她自己
itself 它自己
复数 ourselves 我们自己 yourselves 你们自己 themselves
他（她、它）们自己
反身代词
（1）作动词（短语）的宾语或介词的宾语
She taught herself English. 她自学了英语。
They should learn to look after themselves. 他们应该学着照顾自己。
The little boy went to school by himself. 那个小男孩自己去上学了。
（2）作同位语：反身代词常用作主语或宾语的同位语，用于强调。
He himself built the house. 他自己建造了那座房子。
You should go and ask Tom himself.你应该去问问汤姆本人。
（3）作表语：反身代词可放在be，feel，seem，look 等系动词后作表语，用来描述身体或精神方面的感觉或状态。
Just be yourself. 做好你自己。
用法
照顾自己 look after oneself / take care of oneself
自学 teach oneself sth./learn sth. by oneself
独自地，独立地 by oneself
玩得高兴, 过得愉快 enjoy oneself
随便吃/喝些…… help oneself to sth
反身代词的固定搭配
拓展
注意
反身代词必须与其所指代的名词或代词在人称、性别和数上保持一致。
1. The girl cleaned the cut on her arm by __________.
2. Be careful when you’re using the knife! Don’t cut __________.
3. After taking the safety training, we can enjoy __________ in the mountains.
4. Mr. Liu knows how to take care of his health because he used to be a doctor _________.
5. The students are young, but they know how to protect _________.
6. Her clearest memory is not of the race _________, but the terrible pain in her legs the next day.
祈使句主语为you
Complete the sentences using the correct reflexive pronouns.
herself
yourself
ourselves
himself
themselves
itself
Practice
4b
Act out an illness or injury. Have the others guess what it is and give advice.
Do you have a sore throat / bad cold/ ...
Did you fall from your bike / cut yourself/...
You should / could / shouldn’t...
Acting
Pronunciation
Fluency
Production
4d
Do you have a sore throat
No, I don’t.
Did you fall from your bike yesterday
Yes. My right leg hurts.
You should get an X-ray and have a good rest for a few days.
Possible version
modal verbs (情态动词)
reflexive pronouns (反身代词)
课堂总结
一、根据句意用适当的反身代词填空
1.Luckily, he didn’t hurt ________ badly in the car accident.
2.Don’t worry. We can finish the model plane by _________.
3.Those children enjoyed __________ at the class party.
4.Help __________ to some fish, Lily and Lucy.
5.After the accident, I felt _______ another person.
himself
ourselves
themselves
yourselves
myself
当堂检测
二、根据汉语意思完成下列句子。
1. 你应该按时完成作业。 You _______ ______ your homework on time.
2. 你不应该相信陌生人。 You ________ ______ strangers.
3. 我应该打开窗户吗？ 　______ ____ ______ the window
4. 他胃痛，24小时内不要进食。
He has a stomachache. He _________ ____ anything in 24 hours.
5. 请再说一遍好吗？ _______ you say it again, please
6. 你可以听音乐放松一下。You ______ ______ ____ _______ to relax.
should finish
shouldn’t believe
Should I open
shouldn’t eat
Could
could listen to music
Homework
编写一段对话（6–8句），内容为“朋友生病了，你给他建议”，要求包含： 使用至少2次 should / shouldn’t；使用至少1次 could；使用至少1个反身代词。

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