giúp với ạaaa Millions of people are using cellphones today. In many places, it is actually considered unusual not to use,one. In many countries, cellphones are very popular with young people. They find that the phones are more than,a means of communication - having a mobile phone show that they are cool and connected. The explosion in,mobile phone use around the world has made some health professional worried. Some doctors are concerned that,in the future many people may suffer health problems from the use of mobile phones. In England, there has been,a serious debate about this issue. Mobile phone companies are worried about the negative publicity of such ideas.,They say that there is no proof that,mobile phones are bad for your health.,On the other hand, medical studies have shown changes in the brain cells of some people who use mobile,phones. Signs of change in the tissues of the brain and head can be detected with modern scanning equipmennt.IIn,one case, a traveling salesman had to retire at young age because of serious memory loss. He couldn't remember,even simple tasks. He would often forget the name of his,own son. This man used to talk on his mobile phone for about six hours a day, every day of his working week,,for a couple of years. His family doctor blamed his mobile phone use, but his employer's blamed doctor didn't,agree.,What is it that makes mobile phones potentially harmful? The answer is radiation. High-tech machines,can detect very small amounts of radiation from mobile phones. Mobile phone companies agree that there is some,radiation, but they say the amount is too small to worry about. As the discussion about their safety continues, it,appears that it & # 39; s best to use mobile phones less often.,Question 29. The most suitable title for the passage could be _____.,A. Technological Innovations and Their Price B. The Importance of Mobile Phones,C. Mobile Phones: A Must of Our Time D. Advantages and Disadvantages of Mobile Phones,Question 30. According to the passage, cellphones are especially popular with the youth because _____,A. they keep the users in alert all the time B. they are integral in daily communication,C. they are the only effective means of communication D. they make them look more stylish,Question 31. According to the passage, the changes possibly caused by the cellphones are mainly concerned with,_____,A. the smallest units of the brain B. the central unit of the brain,C. the structure of the brain D. the long-term memory,Question 32. The words "negative publicity" in paragraph 2 most likely means _____.,A. information on the lethal effects of cellphones B. the negative public use of cellphones,C. widespread opinion about bad effects of cellphones D. constructive ideas about the effects of cellphones,Question 33. The word "their" in the last paragraph refers to _____.,A. mobile phone companies B. mobile phones C. high-tech machines D. radiations,Choose the correct arrangement of the sentences to make a meaningful paragraph/letter in each of the,following questions.,Question 34.,a. Sue: I'm just watching a movie. Which subject are you studying?,b. Sue: Hi! What are you doing?,c. Alex: I'm studying for my exam. How about you?,d. Sue: Sure! I'd love to help you out.,e. Alex: I'm studying math. Do you want to join me later?,A. b-e-c-d-a B. b-c-e-a-d C. b-c-a-e-d D. b-c-d-a-e,Question 35:,a. First, it might be subtle, like when friends suggest things to do or ways to act.,b. But in the end, giving in to peer pressure without thinking can make you lose control over your own choices.,It's important to think for yourself and stand up for what you believe in, even if it's not what everyone else is,doing. ;,c. Second, it can be more direct, when friends pressure you to do something you're not comfortable with.,d. Also, peer pressure can make you feel like you belong when you do what everyone else is doing.,e. Peer pressure, a common influence among friends, comes in different forms.,A. e-a-c-d-b B. a-c-e-d-b C. e-a-c-b-d D. a-c-d-e-b,14

Question

Accepted Answer

29. A. Technological Innovations and Their Price

30. D. they make them look more stylish

31. A. the smallest units of the brain

32. C. widespread opinion about bad effects of cellphones

33. B. mobile phones

For question 34, the correct arrangement of the sentences to make a meaningful conversation is: b-c-a-e-d.

For question 35, the correct arrangement of the sentences to make a meaningful paragraph is: e-a-c-d-b.