Unit 1Lesson 4 Don't Smoke, Please! 课件(共27张PPT)

(共27张PPT)
Unit 1
Lesson 4
Don't Smoke,Please!
新课导入
Why is smoking harmful
a. Smoking will cause some serious diseases, like lung
cancer, heart disease, etc.
b. Smoking hurts not only yourself, but also other people,
because other people breathe too much cigarette smoke.
So smoking is not allowed in some public places.
Love your life and stay away from cigarettes.
before
after
1.学习词汇：smoke,harmful,harm,public,law,disease,lung,breathe,cigarette,
whenever,risk,sombody
短语：millions of,as a result of,second-hand smoke,take a risk,get into the habit of, stay away from；
2.能用英语谈论抽烟的危害及远离抽烟恶习的做法；
3.不要抽烟，养成健康生活的好习惯。
预习检测
1.Doing eye exercises ________ one of the useful ways to protect our eyes. A.is B.are C.were D.be2.Smile at the world ________ the world will smile back to you. A.but B.and C.or D.though
A
B
3.The chemicals in the vegetables and fruit are bad ____ our health. A. from B. with C. of D. for4.We should not encourage family member_________. A.to smoke B.smoking C.smoke D.smokes5.______up your hope, and you will fail. A.Give B.Gives C.Giving D.To give
D
A
A
知识梳理
1. Smoking is bad for your health. 吸烟有害健康。
be bad for 对……有害
同义短语：be harmful to
e.g. Reading in bed is bad for your eyes.
2. Every year, millions of people around the world die as a result
of smoking.
①millions of＋n. 数百万的……
②as a result of 由于
e.g. He was late as a result of the heavy snow.
3. Whenever someone offers you a cigarette, you should alway say no.
①whenever 无论何时
相当于：no matter when
e.g. You can ask for help whenever you need it.(让步状语从句)
②offer 拿给，给予
offer sb. sth.＝offer sth. to sb.
e.g. The young man offered the old man his own seat on the bus.
4. Don't take that risk.
the risk of... ……的危险/风险
the risk to... 对……的危险
take a risk 冒险
e.g. Many people can take that risk to protect their fmily.
5. If your family memebers smoke, encourage them to stop smoking.
encourage sb. to do sth. 鼓励某人做某事
e.g. Our teacher always encourages us to study hard.
6. Once you get into the habit of smoking, it's not easy to give it up.
①get into the habit of doing sth. 习惯于……
e.g. I get into the habit of listening to music every night.
②give up 放弃
注意 若宾语为人称代词：give＋人称代词＋up
e.g. He gave up smoking at last.
Believe in yourself. Don't give it up.
谈论吸烟有害健康及如何远离香烟
Do you know when World No Tobacco Day is
May 31
Click to watch the video.
Smoking is a bad habit. As a student, you should
never smoke.
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, and 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 evironment 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 alway say no. Don't take that risk.
·When somebody talks about smoking, change the topic.
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.
·If your family memebers 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.
1 Fill in the chart with the information from the lesson.
Harmful effects of smoking Advice to stay away from cigarettes
·Smoking is bad for your ________. It can cause________ of the heart and lungs. ·Smoking _________ the environment. ·Second hand smoke is ________ to people who don't smoke. ·Never ________ cigarettes.
·When somebody talks about
smoking, change the ________.
·__________ your family members
to stop smoking.
·Eat more fruits and _________. Do
more ________.Form good
________．
health
diseases
pollutes
harmful
touch
topic
vegetables
exercise
habits
Encourage
Let's Do It !
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!
POSTERS AGAINST SMOKING
活动小结
文章中谈论吸烟有害健康的原因有：
1._____________________________________________________
2._____________________________________________________
3._____________________________________________________
远离香烟的方法有：
1._____________________________________________________
2._____________________________________________________
3._____________________________________________________
Smoking is bad for your health.
If you smoke, you harm yourself and other people.
Smoking pollutes the environment,too.
Never touch cigarettes.
When somebody talks about smoking, change the topic.
If your family memebers smoke, encourage them to stop smoking.
情态动词should的用法
1.should后直接跟动词原形，没有人称和数的变化, 如：
You should go home at once.He should eat more vegetables.I should finish my homework before nine.
2.should的否定形式是在should后面加not, 可以缩写为shouldn't, 意为“不应当; 不应该”。如:
You should not / shouldn't insult her.
你不应该羞辱她。
3.should作为情态动词最基本的意思是“应该”，既可指建议或劝告某人“应该”做某事，也可指有责任或义务“应该”做某事，如：
You should tell your mother.
你应该告诉你的妈妈。Young people should respect old people.
晚辈应该尊重长辈。
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 police
Let'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 bedroom
You should buy a new computer
You should get up earlier next time
活动小结
情态动词should的用法:
_________________________________________________________
_________________________________________________________
_________________________________________________________
_________________________________________________________
_________________________________________________________
_________________________________________________________
1.should后直接跟动词原形，没有人称和数的变化
2.should的否定形式是在should后面加not, 可以缩写为shouldn't, 意为“不应当; 不应该”
3.should作为情态动词最基本的意思是“应该”，既可指建议或劝告某人“应该”做某事，也可指有责任或义务“应该”做某事
Ⅰ.Fill in the blanks with the right form of the given words.
1.　 　 (吸烟) is bad for your health.
2.We want to know why it is 　 　 (有害的) to health to eat too much.
3.Spitting (吐痰) in 　 　 (公共的) is not allowed.
4.I have to take a lot of 　 　 (风险) in my job.
5. 　 　 　 　 　 　 (远离)cigarettes, so you can live a healthy and happy life.
当堂检测
Smoking
harmful
public
risks
Stay away from
1. Drinking too much is ________ (bad) for our body.
2. I’d like to make a poster about _____________ (smoke).
3. Bill ______ ________ (be) away from school for 5 years.
4. Yesterday I rested and __________ (drink) lots of water.
5. ______ _____________ (not smoke) here, please./
______ _______here, please.
bad
二、根据句意及英语提示完成句子。
smoking
has been
drank
No smoking
Don't smoke
Unit 1
Lesson 4
1.学习词汇：smoke,harmful,harm,public,law,disease,lung,breathe,cigarette,
whenever,risk,sombody
短语：millions of,as a result of,second-hand smoke,take a risk,get into the habit of, stay away from
2.能用英语谈论抽烟的危害及远离抽烟恶习的做法
3.不要抽烟，养成健康生活的好习惯。