牛津译林版必修三Unit 1《The world of our senses》(project)ppt课件

Read the title and the first paragraph carefully and answer the following questions. What might be the writer’s attitude towards mobile phone use? Why do you think so?
• Main point 3
• The reasons why there is no definite scientific evidence available now about the effects of mobile phones on people’s health.
• Supporting details: • Enormous profit from the telecommunications industry prevents the bad results of findings from being exposed.
Different functions of mobile phones
making a phone call
taking photos
listening to music
Surfing the Internet
sending short messages
Mobile phones have become part of people’s life and do bring us lots of advantages,but there have been an argument about the safety of using them for many years. What’s your idea on this issue? Do you think the use of mobile phones is dangerous or not? Why?
Project Making a list of pros and cons
Lead-in questions
1. How many of you have a mobile phone? 2. Why do you use mobile phones? 3. Can you list some functions of mobile phones?
Now let’s read a newspaper article about the possible negative effects of mobile phone use on people’s health.
Reading strategy
a newspaper article
the title the first paragraph
Main points
1. 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 people’s health.
He might be worried about the use of mobile phones because he says, ‘Scientists have recently provide uswith some worrying findings.’
Now let’s read the article and find out the main ideas of the article to fill the following form. Main points Supporting details
• Main point 1:
• Using a mobile phone doubles the risk of developing brain cancer. • Supporting details • The report is based on the findings of research that waaring 1,617 patients found to have brain tumours between 1997 and 2003 with the same number of healthy people.
Questions
• Read the article again. Ask questions about the places that you do not underatand.
• Main point 2 • Digital 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 to have more than twice the cancer rate of the second half after eighteen months.