Many children think mobile phones are cool. They come in fun colours and let you talk with a friend anytime and anywhere. In the US, more than 90 million people use mobile phones. Many of those people are children. For children, mobile phones are more than phone calls. They are fashionable. Most mobile phone users don’t think about the health problems caused by mobile phones. Some scientists say that mobile phones give off radiation (辐射) that might be bad for users.
One recent study shows that mobile phone radiation might raise a person’s chance of getting some kinds of cancer (癌症). Other scientists say mobile phones don’t threaten people’s health. They say that they have not found any link (联系) between mobile phone use and cancer. Scientists say that people can protect themselves from mobile phone radiation. One way is to use a headset (耳机). Or people can make shorter calls.
【小题1】Many children like using mobile phones to __________.
| A．show off | B．communicate |
| C．talk with someone in a faraway place | D．play with electronic things |
【小题2】Many of the mobile phone users in the US are __________.
| A．girls | B．boys | C．scientists | D．children |
【小题3】Which of the following sentences is TRUE?
| A．All scientists think mobile phones are bad for users. |
| B．Some scientists think mobile phones are bad for users. |
| C．Mobile phones are only good to grown-up. |
| D．Mobile phones are only bad for children. |
【小题4】The underlined words “give off” in the passage means __________ in Chinese.
【小题5】To protect themselves from radiation, people can _______.
| A．talk longer on the phone | B．use a headset | C．talk less on the phone | D．both B and C |
