1、Lesson 4：Dont Smoke,Please!Unit 1 Stay Healthy Key words&phrases:Be able to use:smoke,harmful,public,law,whenever,risk,somebody;millions of,as a result of,second-hand smoke,take a risk,get into the habit of,stay away fromTo understand:disease,lung,harm,breathe,cigarette Key sentences:What should we
2、do?学习目标 Through the study of the lesson can make the students learn that smoking is harmful to our health and stay away from cigarettes.Does your father smoke?Do you think smoking is a bad habit？Smoking is bad for your health.Smoking is harmful to our health.It can cause diseases of the heart and lu
3、ngs.d zi:z有害的疾病h:mfull 肺Whenever someone offers you a cigarette，you should always say no.Dont take that risk.siret 香烟冒险rskEveryone wants to live in a clean environment and breathe fresh air.In many countries,smoking in publicplaces is now against the law.呼吸公共的法律bri:pblkl:Listen to the tape and then
4、answer T or F.1.As a student,you should never smoke.()2.Every year,thousands of people around the world die as a result of smoking.()3.Once you get into the habit of smoking,its easy to give it up.()TFFRead the text in a low voice and then choose the right main idea of the text(注：自己快速默读，在文中划出答案)A.Sm
5、oking is not harmful.B.We should encourage our family members to stop smoking.C.Stay away from cigarettes and you can live a long,healthy and happy life.D.Eat more fruits and vegetables,do more exercise,and form good habits.The main idea of the text is_CScan and match:(跳读连一连)（注：自己快速阅读，然后连线）Why is sm
6、oking harmful?What should we do?Smoking is bad for your health.It can cause diseases of the heart and lungs.Youre also harming the people around you with your second-hand smoke.Smoking pollutes the environment.Never touch cigarettes.Encourage them to stop smoking.Eat more fruits and vegetables.Read
7、the text aloud carefully and then complete the information chart in groups.Harmful effects of smoking Advise to stay away from cigarettes Smoking is bad for your_.It can cause _of the heart and lungs.Smoking_the environment.Secondhand smoke is _to people who dont smoke.Never_ cigarettes.When somebod
8、y talks about smoking,change the_._your family members to stop smoking.Eat more fruits and_.Do more_.Form good_.healthdiseasespollutesharmfultouchtopicEncouragevegetablesexercisehabitsLearn to be a reporter in groups.（两个人一组编对话：一个扮演小记者 一个是中学生）A:Excuse me.May I ask you a question?B:OK.A:Why is smoking
9、 harmful?B:Because Smoking is bad for your health/Smoking pollutes the environment/It can cause diseases of the heart and lungs/Secondhand smoke is harmful to people who dont smoke.A：What should we do？B：Never touch cigarettes./When somebody talks about smoking change the topic./Encourage your family
10、 members to stop smoking./Eat more fruits and vegetables,do more exercise,and form good habits.Are you familiar with these sentences?They are from the books we have learned.1.We should go to the hospital.2.Whenever someone offers you a cigarette,you should always say no.3.but you should try explaini
11、ng how important it is for their health.Modal Verbshould情态动词 shouldv Should 的用法：1.用于第一人称疑问句，表征询意见。如：Should I open the window?我可以开窗户吗？2.should表义务，可用于各种句式，通常指将来。如：You should do what your parents tell you.你应该照你父母的话去做事。He should do some work,but he doesnt want to.他应该做些工作，但是他不想做。也可指现在。如：You shouldnt feel
12、 so unhappy over such trifles.对这种小事，你不应该感到这么不高兴。You shouldnt be sitting in the sun.你不应该坐在阳光下。3.should表推测，暗含很大的可能。如：Its 4:30.They should be in New York by now.现在是四点半，他们应该到达纽约了。Three weeks should suffice.三个星期应该足够了。4.should可在某些从句中，表虚拟语气。如：I suggest that you should stay here as if nothing had happened.我
13、建议你应该待在这儿，好像什么事也没有发生。She was terrified lest they should go on talking about her.她感到害怕，唯恐他们再说她的事。If he should drop in,give him my message.他若来访，就将我的消息给他。5.should表感情色彩，常用在以why,how开头的疑问句中。如：Why shouldnt you invite him?为什么你不邀请他？I dont see why we shouldnt make friends.我不明白为什么我们竟不能成为朋友。How should I know?我怎
14、么知道？Make a poster that shows why smoking is bad for people.No smoking!Smoking is bad for your lungs and heart.Smoking is bad for your health.Smoking can hurt other people.It can cause cancer.So smoking is a bad habit.Spitting pollutes the environment.Littering pollutes the environment.Love your life and stay away from cigarettes.Make a poster Homework
