阅读理解。 Cell phones (移动电话) are all around us. We use cell phones to call our friends, send text messages,play games, and even take photographs. Now imag-初中英语-n多题

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阅读理解。

Cell phones (移动电话) are all around us. We use cell phones to call our friends, send text messages,
play games, and even take photographs. Now imagine using your cell phone to call your air conditioner
(空调器). If this were possible you could tell your air conditioner to rum on before you got home. Does
this sound impossible to you? Well, it could become possible sooner than you think. In the near future, we
might use cell phones as remote controls (遥控器) for the electrical devices (电器) in our homes. People
are already working to develop different ways to communicate wirelessly (无线的) with devices we use
every day. For example, it is already possible for cell phones to communicate with laptop computers.
Business people using laptops during meetings Call use their cell phones as remote controls. They can use
their cell phones to send instructions to computers to turn on, change pictures, and turn off. With the same
technology (技术), people can use their cell phones to control other devices. You Can call your stereo (立体
声音响设备) to play music automatically (自动地). You Can call your lights to turn on when you enter a room. Maybe even by next summer you will be able to call your air conditioner!

1. What is the main idea of this passage? 　　

A. In the future we will all need air conditioners. 　　
B. Business people need to use computers. 　　
C. Some people like to make phone calls to machines. 　　
D. We will use cell phones as remote controls in the future.

2. Cell phones can be used to rum on and off __________in the future. 　　

A. a special computer 　　　　　　
B. different kinds of devices 　　
C. cell phone companies　　　　　
D. remote controls

3. Which probably could NOT be controlled by a cell phone? 　　

A. An air conditioner or heater.
B. A computer or printer. 　　
C. A table or a basket.　　　　　　　
D. A CD player or MP3 player.

4. The underlined words "laptop computers" mean _____? 　　

A. 台式计算机　　
B. 大型计算机　　
C. 便携式计算机　　
D. 计算机控制中心

5. Which instructions can be sent to a laptop according to the passage? 　　

A. Play sound and music.　　　　
B. Start and shut down. 　　
C. Call again and hang up.　　　
D. Go faster and go slower.

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◎ 知识点

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