Period 10-11 §Project Making a list of pros and cons§
Teaching Aims:
◆ To help students learn and use English practically
◆ To learn a newspaper article about the possible negative effects of mobile phone use on people’s health
◆ To think about the potential problems of the electrical and electronic devices that are widely used nowadays in terms of health and society
◆ To learn how to make a list of advantages and disadvantages of an electronic device
◆ To help them to cooperate and complete each part of the project together
Teaching Key Points & Teaching Difficulties:
◆ How to make then aware of the potential problems of the electrical and electronic devices
◆ How to help them complete a project of making a list of pros and cons
◆ The use of some key words
Teaching Procedure:
Step One: Lead-in
T: (Greet the class as usual) You see, with the development of technology, lots of electrical devices have been invented to meet people’s needs. Some are used so widely that in a way, we can not live a normal life without them, such as TV, mobile phones, and so on. It is reported that many students bring mobile phones to their schools. Please think about the following 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?
making a phone call, taking photos, listening to music, Surfing the Internet, sending short text messages……
(Encourage them to discuss the two questions in groups of four. This serves as a warm-up activity to help them understand the reading passage better. let them express their opinions freely and make sure that everyone has a chance to speak.)
Step Two: Reading comprehension
(1) general reading
Now let’s read a newspaper article about the possible negative effects of mobile phone use on people’s health
Remind students of reading strategy: how to read a newspaper article
In a newspaper article, both title and first paragraph are attractive of eye-catching, which will tell you some information. Read the title and the first paragraph carefully and predict what’s the author’s attitude towards mobile phone use.
Suggested Answer: He might be worried about the use of mobile phones because he says “Scientists have recently provided us with some worrying findings.”
(Remind them how to read a newspaper article. Tell them that both the title and the first paragraph play a key role in their understanding of a newspaper article.)
(2)Careful reading
T: Ok. Next please read the whole text and fill in the form below. First you must find the main points of each part and then give the supporting details.
Main Points(Worrying Findings) Supporting Details
Para(2~3) Using a mobile phone doubles the risk of developing brain cancer. From line 9 to line 15
Para(4~5) Digital mobile phones are an actual danger From line 32 to line 45
Para(6~8) The reasons for no evidence about negative effects of mobile phones From line 69 to line 75
(Remind them how to find the main points of paragraphs. Tell them where they can find the topic sentences of each paragraph. Ask students to read the article again and ask questions about the places that they do not understand.)
T: Can the mobile phone damage your health? How to prevent the damage?
Limiting the amount of time you spend on your mobile phone
Moving the phone away from the body by using a hands free kit or loud speaking mode if available or why not consider texting as an alternative
Checking the SAR of a phone before you buy it, although 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 don’t need to use it
Step Three: Project time.
As we have learnt how to make a statement and how to support it, now you are expected to complete the project to make a list of pros and cons.
Advantages and disadvantages of computer use/ Mp3/ TV
Sample: Advantages and disadvantages of computer use
What are the advantages of using computers?
What are the disadvantages of using them?
Do you think computers are a danger to your health?
Can you list some evidence to prove your statement?
Writing structure
Introduction
Advantages/ evidence
Disadvantages/evidence
Conclusion
Useful expressions
It is said that…/ It is acknowledged that…
Sb. believed/ thought that
hold an opinion that
additionally/ in addition
on the other hand
in the same way
…
Step Four: Language Points
1. terminal adj. of the last stage in a fatal disease 晚期的
n.the end of the a train or a bus 終點,終點站 Excuse me, where is the terminal of the train ?
2. be exposed to
n. [C](報紙、電視節(jié)目等對不城市或非法之事的)揭露，暴光（+of）
e.g.: Today's newspaper contains an expose of police corruption.
v. [T] 暴露, 顯露expose sth to sth
e.g.: He damaged his leg so badly in the accident that the bone was exposed.
Wounds that are exposed to the air heal more quickly.傷口暴露在空氣中愈合得更快。
暴光,揭露，揭發(fā)expose sb as sth
e.g.: The newspaper story exposed him as (= showed that he was) a liar.
exposed adj. 無遮蔽的，暴露（于風雨中）的；無保護的，易受攻擊的
e.g.: The house is in a very exposed position.
expose sb. to sth. 使置身于危險之中phrasal verb [usually passive] to make it likely that someone will experience sth. harmful or unpleasant:
e.g.: As a nurse in the war she was exposed to many dangers. 作為戰(zhàn)地護士, 她置身于各種各樣的危險之中.
About 800, 000 children are exposed to poisons each year.
__________ to sunlight for too much time will do harm to one's skin. （2002上海）
A. Exposed B. Having exposed C. Being exposed D. After being exposed
3. equal adj. 相等的；同等的；平等的
be equal to … 等于/相當于…；勝任…On the whole, women are not equal to men in physical strength.
without equal 無比、無敵
e.g.: He is equal to (doing) the job.
4. link … with … 將…同…連接/結合/聯(lián)系起來
… link up with … …同…結合/連接/有聯(lián)系
e.g.: They always link theory with practice.
His work links up with the research I am doing.
5. have/ lose faith in
e.g.: She has no faith in modern medicine.
faithful adj. loyal: 忠誠的 a faithful friend
e.g.: They are faithful supporters of the Labour Party.
反義詞： faithless不重視的，不能信賴的 a faithless friend不能信賴的朋友
Step Five: Homework:
Write an article on advantages and disadvantaged of computer use
To do Parts B1 and B2 on page 103 of the Workbook
To do parts D1 and D2 on page 105 of the Workbook
To ask students to read Part A and then do Part B on page 109 of the Workbook