阅读理解。

Do you or someone you know use a mobile phone? In today’s world, many people use a mobile phone especially businessmen and businesswomen. These people are an important part of the business world and help our economies develop. In fact in some countries even children and the elderly use mobile phones to keep in touch with family and friends. We know how useful it is to have a mobile phone, but do we know how safe these phones are? Some scientists say that mobile phones could be a risk to our health. So, money is being given to scientific re search to find out if mobile phones may be harmful in any way.

What does the future look like? Is a hands - free phone the an swer? The idea behind hands - free sets is simple and maybe they are a safer way for people to communicate. The hands - free set has a piece in your ear and a microphone near your mouth which is con nected to a wire that goes into your phone. Some scientists think this is a much safer way to use a phone. Some scientists have proved that a mobile phone 10 centimeters from your head is far safer than if the headset is right against your ear. Some reports say that hands - free sets have 95% less radiation exposure, while other reports say that hands - free sets expose you to more radiation. Governments and the mobile phone industry are researching the effects, including:

● the effects of radio waves on blood pressure and the brain, such as the abilities to concentrate, remember and learn the connections between mobile phone use and brain cancer long - term effects of mobile phone use, looking at health histories of people who have used mobiles since the 1980s. They will be looking at both current mobile phones and the new generation of 4G phones. The results from these studies will help us understand more about the world beyond mobile communications. Wouldn’t it be strange if scientists discovered that mobile phones were too dangerous and we had to stop using them and go back to writing letter and using the normal telephone?

1.The underlined word "concentrate" means .

A. feel interested B. take actions

C. think carefully D. answer quickly

2.From the passage we can know .

A. wearing headsets is a safer way when we communicate with mobile phones

B. nobody can tell exactly which the safer way to use a mobile phone is

C. we’d better stop using hands - free sets while scientists are looking at them

D. there is some connections between mobile phone use and some illness

3.The writer thinks that .

A. it’s certain that new technology brings new problems

B. it would be strange if we stop using mobile phones

C. using the normal telephone can avoid the risk from mobile phones

D. we couldn’t stop using mobile phones though they might be harmful in any way

阅读短文.根据短文内窖,从短文后的五个选项中选出能填入空白处的最佳选项。每个选项只能用一次。

Tony loved playing basketball. One afternoon on his way to a basketball game. he was walking and dreaming about playing basketball in the college the next year._1.

The next day. Tony woke up in a hospital. Then the doctor told him both his legs were broken in the accident._ 2.. Tony did what the doctors told him. But it didn't work when he left the hospital. As a result. Tony was sent to a health center.

3.Sunny used to be a coach. His legs 90t badly injured in a skating accident. Though he couldn't move his legs, Sunny became a coach of a basketball team called the Suns. It was on-wheelchair basketball team. because everybody on the team played from a wheelchair. 4.Tony played badly. but for the first time since the accident, he stopped feeling sorry for himself.

After becoming a part of the Suns, Tony improved quickly. Basketball was like medicine for him. Tony was much better before. When Tony because sad or angry. Sunny was there to help him. 5..He asked Sunny how he could be so happy, even with his broken legs. Sunny smiled and said, "It really quite easy. When you keep your face to the sun. the shadows fall behind.”

A. A week after he arrived there. he met Sunny Chen

B. The day before Tony left the center, he had dinner with Sunny

C. He realized that he couldn't play basketball any longer

D. Suddenly a car hit him and he was thrown three meters into the air

E. Sunny invited Tony to join his basketball team

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