课件37张PPT。 Stay HealthyUnit 1Don’t Smoke, Please !Lesson 4 课文呈现知识讲解…………词汇
听写课堂导入课文1课堂小结课后作业…Lesson 4 Don’t Smoke,Please !课堂练习 同学们，上一课学习的单词你们都掌握了吗？现在大家来检验一下，点击下面的音频开始听写吧！THINK ABOUT IT
·Do you know when World No Tobacco Day is?
·Do people in your family smoke?？ If so, what do you advise them to do?
Smoking is a bad habit. As a student, you should never smoke.
Why is smoking harmful?？
·Smoking is bad for your health. It can cause diseases of the heart and lungs. Every year, millions of people around the world die as a result of?smoking. That's terrible!
·If you smoke, you harm yourself, but you're also harming the people around you with your second-hand smoke.
·Smoking pollutes the environment, too. Everyone wants to live in a clean environment and breathe fresh air. In many countries, smoking in public places is now against? the law.
What should we do?
·Never touch cigarettes. Whenever? someone offers you a cigarette, you should always say no. Don't take that risk?.
·When somebody? talks about smoking, change the topic.
·If your family members smoke, encourage them to stop smoking. It will be hard for them, but you should try explaining how important it is for their health.· Eat more fruits and vegetables, do more exercise, and form good habits.
Once you get into the habit of smoking, it's not easy to give it up. Stay away from cigarettes and you can live a long, healthy and happy life.
No smoking, please! smoke/sm??k/ v.吸烟 n.烟考向一 smoke可作及物动词，也可作不及物动词。
eg：It‘s against the rules of the school to smoke.
吸烟是违反校规的。知识点1eg：Do you mind if I smoke?
如果我吸烟，你介意吗？smoke也可作名词，smoke 可指燃烧中产生的烟，用作不可数名词。
eg：A puff of smoke came from the stove.
炉子里冒出一股烟。
smoke也可用作可数名词，意为“吸烟”，一般用单数形式。
eg：Do you want to have a smoke？
你想抽支烟吗？ 考向二 harmful/'hɑ?mfl/ adj. 有害的;导致损害的考向一eg：It's harmful to your health to drink too much.
过量喝酒对你的健康有害。知识点2be harmful to sb./sth.意为“对某人或某物有害”。
eg：Smoking is harmful to health.
吸烟对健康有害。be harmful to的同义词组有：
对……有害
eg：Fatty food is harmful to you.
＝Fatty food is bad for you.
＝Fatty food does harm to you.
高脂食物对你有害。 考向二拓展be harmful to的反义词组为be good for，意为“对……有好处”。
eg：Vegetables are good for your health.
蔬菜对你的健康有好处。典例Smoking is so ________ to our health that it kills seven times more people each year than automobile accidents.
A．good B．harmless
C．harm D．harmful【点拨】句意“吸烟对我们的健康如此有害以至于每年因抽烟而死亡的人数是因车祸而死亡的人数的七倍。”由句中to和空格前的系动词is，可知选D项。D as a result of 由于，作为……的结果知识点3eg：He didn't get to school on time as a result of
the snow.
由于下雪，他没有按时到校。考向as a result of 和as a result辨析against /?'ɡenst/ prep. 反对，靠着，
逆着，防备考向知识点4必须和be动词或其他的动词连用；against 后面可跟名词、代词或动词的-ing形式作宾语。其用法如下：典例It was announced on January 1, 2014 that smoking ________ ________ (触犯) the rail safety rules. is against whenever/wen'ev?/ conj. 在任何……的时候；无论何时；每次考向知识点5eg：Whenever she comes，she brings a friend.
她每次来都带着个朋友。whenever 用于引导时间状语从句。
whenever＝ no matter when。
eg：Please call me first whenever you leave.
＝Please call me first no matter when you leave.
无论你什么时候离开，请先给我打个电话。拓展类似whenever的词还有：whatever 不管什么
eg：Please ask me for permission whatever you
want to do.
无论你想做什么，请先得到我的允许。
whichever无论哪个；无论哪些
eg：Whichever they choose，we must accept their
decision.
无论他们选择哪个，我们都必须接受他们的
决定。wherever无论哪里
eg：Wherever you go, there is always a spy following.
不管你走到哪里，总有密探跟着。典例【点拨】本题可用语境分析法。whatever“不管什么”；whichever“无论哪个”；whenever“无论何时”；wherever“无论哪里”。根据句意“无论何时你方便就来看我。”可知选C项。 Come and see me ________ it is convenient for you.
A．whatever B．whichever
C．whenever D．whereverC risk /r?sk/n.危险；风险考向一【易错点】知识点5 risk作名词，常用的短语有：
A．at risk“有危险”
eg：All the children under five are at risk.
所有五岁以下的孩子都有危险。eg：He saved my life at the risk of his own life.
他冒着生命危险救了我的命。B． at the risk of doing “冒……的风险”
eg：He determines to do it even at the risk of
being fired.
他决定即使冒着被解雇的风险也要去做
它。
C． run the risk of doing sth.冒……的风险
eg：We don't want to run the risk of losing their
business.
我们不想冒失去他们生意的风险。 risk 也可作动词，其后常接名词或动词的-ing形式作宾语。
eg：If you don’t warm up before taking exercise，
you will risk injuring yourself.
假如锻炼前不做热身活动，你就有受伤
的危险。 考向二somebody/'s?mb?d?/ pron.有人；某人知识点7eg：There is somebody at the door.
门口有个人。 考向【重点、易错点】 somebody，everybody，
anybody和 nobody辨析 Your mobile phone is ringing. _______ is calling you.
A．Nobody B．Anybody
C．Somebody D．Everybody 典例【点拨】考查词义的理解。句意：你的手机响了。有人在给你打电话。 A．没有人，表示否定的意义； B. 任何人，多用于否定句和疑问句；C.某人，多用于肯定句；D. 每个人，强调全体。结合句意，综合分析可知，选项C 正确。CFill in the chart with the information from the lesson.healthdiseasespollutesharmfultouchtopicvegetablesexercisehabitsEncourageLet ′s Do It !2) Read the following sentences and pay attention
to the modal verb should. Then give advice for
each problem using should.
·We should go to the hospital right now.
·As a student, you should never smoke.
1．I have a very bad toothache!
You should go to see a dentist.
2．My new bicycle was stolen.
__________________________You should call the policeLet ′s Do It !3．My bedroom is a mess.
____________________________________ .
4．My computer is broken. I can't work without it.
____________________________________.
5．I was late for school this morning, and my teacher
was angry with me.
____________________________________ . You should clean up your bedroomYou should buy a new computerYou should get up earlier next timeLet's Do It !PROJECT POSTERS AGAINST SMOKING
Many people smoke. Smoking is a bad habit! It causes cancer and heart disease. In 1988, the World Health Organization (WHO) decided to celebrate World No Tobacco Day (WNTD) on May 31 of each year to draw global attention to the negative effects of tobacco.
Let's help people stay healthy! In a small group, make a poster that shows why smoking is bad.
Present your posters to the class. Put them up on the bulletin board in your school! 本节课主要学习了重点单词:refuse, stand和 take care of, be afraid of, have no choice but to do sth. be used to do sth. 等重要短语以及重要句型It’s + adj. + to do. 。并让学生更进一步的了解病人对症状及感受的描述、医护人员对病人施治过程的表达用语。一、根据汉语或首字母提示完成句子
1．Don't ________ (吸烟) in the waiting room, please.
_________(无论何时) you need my help, I'll come to
help you.
3．Don't play computer games for a long time. It is
h________ to your eyes.
4．(中考·云南)It's polite to keep our voice down
_____________(在公共场合)．
5. (贺州模拟)Why did you put your money in the
cooperative(合作社组织) in the country on
_______________(如此大的风险)?smokeWhenever armfulin public places such a high risk二、用所给词的正确形式填空
6. ________(million) of migrant workers(农民工) go home
during the Spring Festival.
7. You should try __________(explain) how important it is in
your life.
8．A good habit is the wealth of life. We should _______.
(help) children ________ (get) into good habits.
9. When things aren't going well, he encourages me
not__________ (give) up.
10. Smoking in public is against the law. Please stop
________ (smoke) right away.Millionsexplaininghelpget to give
smoking三、根据汉语完成句子
11. 每天呼吸新鲜的空气对我们的健康是有好处的。
It______ ______ ______ our health to________ fresh air
every day.
12. 不要养成吸烟的习惯，它对你有害。
Don't ______ ______ ______ ______ ______ ________．It's
harmful to you.
13. 你也正在用你的二手烟伤害着其他人。
You're also ________ other people with your____________
_______ ． is good for breathe get into the habit of smoking harming second-hand smoke
14. 无论何时有人向你提供香烟，你都应该说不。
________ someone offers you a ________, you should say no.
15. 远离毒品，你可以过上幸福的生活。
______ ______ ______ drugs (毒品) and you can live
a happy life.Whevever Stay away from cigarette1.熟记本课时的词汇
2.完成本课时的课后作业
