PRINCESS DIANA A. HAS AN ORDINARY FACE. B. WAS OVER 30 WHEN SHE BECAME...

Câu 25: Princess Diana

A. has an ordinary face. B. was over 30 when she became famous.

C. has low ears. D. proves the truth of Siang Mian.

Đọc kỹ đoạn văn sau và chọn phương án đúng (A hoặc B,C,D) cho mỗi câu từ 26 đến 35.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 shows that they are cool and

connected.The explosion in mobile phone use around the world has made some health professionals worrie. 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 equipment. In 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 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's best to use mobile phones less often. Use your regular phone if you want to talk for a long time.

Use your mobile phone only when you really need it. Mobile phones can be very useful and convenient, especially in emergencies. In the

future, mobile phones may have a warning label that says they are bad for your health. So for now, it's wise not to use your mobile phone

too often.