Unit 1Project

Making a list of pros and cons

Unit 1Project

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?

Different functions of mobile phones

making a phone call

taking photos

listening to music

Surfing the Internet

sending short messages

keep in touch with others search for the useful information

about study send short messages be fashionable

interfere with the classroom order be a waste of study time increase financial burden on

parents produce radiation

Now let’s read a newspaper

article about the possible negative

effects of mobile phone use on

people’s health.

—a newspaper article

the title

the 1st paragraph

Main idea

Read the title and the first paragraph

carefully and predict what’s the author’s

attitude towards mobile phone use.

Skimming

Paragraph 2

Paragraph 4

Paragraph 7

Place: in _______

Subject: 1617 patients _________________________between 1997 and 2003

Process: Comparing the patients with the same number of _______ people.

Result: People using mobile phones were _____________times more likely to have a brain tumour.

Sweden

found to have brain tumours

healthy

two and a half

main point 1: Using a mobile

phone doubles the risk of developing brain cancer.

Place: in _________

Subject: _____mice

Process: Half of the mice were _________ radiation while the other half received no ________.

Result : The first half had over twice the ___________ of the second half after 18 months.

Australia

200

exposed toradiation

cancer rate

(main point 2): Digital

mobile phones are an actual danger.

A large amount of profit from

____________________________ prevents

the results of the findings from being

made public.

telecommunications industry

main point 3: The reasons why there is no

definite scientific evidence available now about the

effects of mobile phones on people’s health.

True or false questions.

Reading comprehension.

Fill in the blanks.

1.It is said that using a mobile phone doubles the risk of developing brain cancer.

2.The industry has clearly announced that the products they are selling could be possibly dangerous.

3.Now we all know the fact that cancer is associated with smoking.

OR

Choose the best answers.

1. According to the findings of the researches, ___.

A. Brain tumors are caused just due to the use of mobiles phones.

B. mobiles phones bring no advantages to people at all.

C. the amount of time spent on mobile phones should be limited.

D. your phone should always be on though you needn’t use it.

2. According to the text, which of the following is true?

A. It is not necessary to worry about the use of mobile phones.

B. New digital mobiles phones that produce less radiation can be used without caution.

C. The cigarette companies have warned people that cancer is associated with smoking.

D. Sir William Stewart points out that mobile phones are more dangerous for children.

Choose the best answers.

Fill in the blanks with proper words.

According to the findings carried out in Sweden,

using a mobile phone doubles the r_____ of

developing brain cancer. It was found that people who

used mobile phones were two and a half times more

l____ to have a brain tumor than people who didn’t

use them. The research c__________ on old types of

mobile phones, but it does not n________ mean that

new digital mobile phones should be used without

c______.

isk

ikely

oncentrated

ecessarily

aution

Another study performed on mice proves that there

is a definite and direct l___ between mobile phone use

and cancer. However, some people doubt the e_______,

because they think humans are different from mice.

Different people have different ideas about it. One

Australian scientist said that he saw no scientific r_____

to stop using his own mobile phone. Sir William

Stewart p____ out that children’s skull were not fully

developed, so he supported the idea of h____ pricing to

reduce use of mobiles by children.

Fill in the blanks with proper words.

ink

vidence

eason

oints

igher

Are there any ways to reduce

the risk of being harmed when

using mobile phones?

limit the amount of time spent on the mobile phone

keep the phone away from the body

call others through a headphone instead of mobile phone directly

reduce the use of mobile phones

keep the mobile phone off the ear in the first five seconds

turn the phone off when it is not used

answer the phone call when the signal is good

1. This study was conducted with 200 mice, half of

which were exposed to radiation while the other

half did not receive any radiation.

be exposed to “ 被暴露于 , 经受…”

这种油漆能经受各种天气的考验。

作为战地护士 , 她置身于各种各样的危险之中。

This kind of paint can be exposed to all kinds of weather.

As a nurse in the war, she was exposed to many dangers.

__________ to sunlight for too much time will do harm to one's skin. A. Exposed                   B. Having exposed C. Being exposed         D. After being exposed

（ 2002 上海）

区别 :__________ to sunlight for too much time, your skin will be done harm to. A. Exposed                    B. Having exposed C. Being exposed          D. After being exposed

2. The amount of radiation was equal to using a mobile

phone for two half-hour periods per day.

be equal to “ 等于 , 与…相等， 胜任…”总体上说，女性的体力不及男性。On the whole, women are not equal to men in physical strength.

他能胜任这项任务。He is equal to this task. He is equal to doing this task.

equal adj. （常与 to 连用）相同的cut the cake into six equal pieces把蛋糕等分成相同的六块It is equal to me whether he comes or not.他来不来对我都一样。 vt. 与…相等，等于Three and five equals/makes/ is eight.三加五等于八。比得上None of us can equal her.没人比得上她。

3. previous adj. （常与 to 连用）以前的；先的

a day previous to Christmas圣诞节的前一天

I had collected material previous to writing.我在写作以前先搜集了材料。

过早的；过急的You are a little too previous.你有点过急了。

平行线相似的事例The road and the railway are parallel to each other.= The road runs parallel with the railway. be parallel to/ with 与…平行、类似

双杠

在……之间作个比较draw a parallel between ……

parallel bars

parallel (lines)

4. paralleladj. 平行的 , 类似的

n. 平行线 , 类似的人 / 情况

a parallel case

5. acknowledge

我承认他说的是事实。I acknowledge the truth of his statement.

He was acknowledged as/to be the best player.

_______________________________that dogs have a good sense of smell.

他被公认为是最佳选手。

大家都认为狗的嗅觉敏锐。

承认 , 认可，感谢

It is universally acknowledged

acknowledge + n/ doing 承认…

acknowledge +n+ as/ to be 公认某人是…

6. Can we have faith in them and believe that

they are being honest?

have faith in = believe in “ 信任” “相信”虽然约翰有缺点 , 但我对他还是信任的。

他仍然很有天赋 , 但是他已经丧失了信心。I still have faith in John despite his shortcomings.

He still has a great gift, but he has lost faith in himself.

faithful adj.= loyal faithfulness ｎ .faithfully faithless adj.

lose faith in 对 .. 丧失信心

• 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.

Project Time

Advantages and disadvantages of computer use/ Mp3/ TV

Choose a topic and discuss with your partners on this topic. Then write a list of the advantages and disadvantages of ……

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?

Sample

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• …

Homework

1. Finish the newspaper.

2. Finish the learning paper.