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1、Mobile phones have become part of peoples life and there have been an argument about the safety of using them for many years. Whats your opinion?,Do you think that the use of mobile phones is dangerous or not?,Project,Making a list of pros and cons,1. How many of you have a mobile phone?2. Why do yo
2、u use mobile phones?3. Can you list some functions of mobile phones?,Lead-in,When were reading a news report, what shall we pay special attention to ?,Both the title and the first paragraph, which is called the lead paragraph, play a key role in the understanding of a newspaper article.,What might b
3、e the writers attitude towards mobile phone use? Why do you think so? He might be worried about the use of mobile phones because he says, Scientists have recently provide us with some worrying findings.,Different functions of mobile phones,taking photos,listening to music,surfing on the Internet,sen
4、ding short messages,playing games,a newspaper article,the title,the 1st paragraph,eye-catching引人注目的,Reading strategy,-the authors attitude towards mobile phone use (main idea),1.It is said that using a mobile phonedoubles the risk of developing brain cancer.2.There is enough scientific evidence avai
5、lable about the effects of mobile phones on peoples health.3.The industry has clearly announced that the products they are selling couldpossibly dangerous.4.Now we all know the fact that cancer is associated with smoking.5.The writer encouraged the children to use the phone more often.,first reading
6、: True or False,Further reading:finding main idea,Using a mobile phone doubles the risk of developing brain cancer.,2. Digital mobile phones are an actual danger.,3. The reasons why there is no definite scientific evidence available now about the effects of mobile phones on peoples health.,Main poin
7、t 1:Using a mobile phone doubles the risk of developing brain cancer.Supporting detailsThe report is based on the findings of research carried out in Sweden, comparing 1,617 patients found to have brain tumours with the same number of healthy people. It was found that people who used mobile phones w
8、ere two and a half times more likely to have a brain tumour.,Main point 2Digital mobile phones are an actual danger.Supporting details:The study, conducted with 200 mice, of which half were exposed to radiation while the other half did not receive any radiation, shows that the first half were found
9、to have more than twice the cancer rate of the second half after eighteen months.,Main point 3The reasons why there is no definite scientific evidence available now about the effects of mobile phones on peoples health.Supporting details:Enormous profit from the telecommunications industry prevents t
10、he bad results of findings from being made public.,Limiting the amount of time you spend on your mobile phone.Moving the phone away from the body by using a handsfree kit or loudspeaking mode if available or why not consider texting as an alternative.Checking the SAR of a phone before you buy it, al
11、though the power which a phone transmits is controlled by the network and in many situations is far lower than its maximum power.Turning your phone off when you dont need to use it .,尽量减少通话时间 手机尽量不要放在口袋、腰间和床头 接通手机最初5秒避免贴近耳朵 使用耳机减少手机辐射 青少年儿童少用手机 手机信号弱时少听电话 怀孕(in a family way)早期最好少用手机,Discussion,Are t
12、here any ways to reduce the risk of being harmed when using mobile phones?,Tips,Language points,providesupplyoffer,provide sb. with sth./provide sth. for sb.supply sb. with sth. /supply sth. to/for sb.offer sb. sth./offer sth. to sb./offer to do,vt.供给, 提供, n.补给,供给量(pl.),vt.提出,试图要做,出价, n.提议,offer adv
13、iceoffer sb. a cup of teaoffer sb. 100 yuan for the bikerefuse/accept an offerwater supplyhousehold suppliesprovide the ship with radar,提出建议给端上一杯茶向出100元买自行车拒绝/接受建议供水家庭用品给船装备雷达,vt.提供,装备,规定vi.为作准备,double,1). vt., vi.增加一倍；把加一倍；使加倍,使收入增加一倍double ones income加倍努力double ones efforts他工作得很好，他们给他工资加了一倍。He wor
14、ked so well that they doubled his wages.,The debt soon doubled.债务不久就增了一倍。,2). adj. 双的；双重的；两用的；两个的,a double bed/room 双人床/房间a man with a double character有双重性格的人speak with a double tongue.说话口是心非,3). adv.两倍；加倍地,Many things now cost double what they did a few years ago.许多东西比数年前贵了一倍。pay double the price 加
15、倍付钱,She is the double of her mother.她和她妈妈长得一模一样。mixed doubles男女混合双打,4). n. 二倍;加倍;相似者; 相似的人物; (网球, 乒乓球等的)双打,terminal,1. When he was rushed to the hospital, he was examined _cancer.,terminal,2. Excuse me, where is the _ of the train ?,terminal,adj. 晚期的,终点的,每期的,学期的 n. 末端, 终点站,terminal cancer a terminal
16、 patienta terminal exam,癌症晚期,晚期患者,期末考试,be based on 以为基础，基于之上,One should always base ones opinions on facts.一个人的意见应以事实为根据。Judgment should be based on facts, not on hearsay.判断应该以事实为依据,而不应该依靠道听途说。Advertisements based on these facts have been printed in newspapers and magazines but have not helped much.根据这些情况拟定的广告词登载在报纸和杂志上,但是效果不大。,concentrate vt., vi.集中（注意力、思想等）concentrate on your work集中精力工作A driver should concentrate on the road when driving.开车时驾驶员的注意力要集中在路上。concentrate ones attention on /upon把注意力集中在We concentrated our attention on the task before us.我们专注于眼前的任务。,
