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.
科目:初中英语 来源:2008年北京市石景山区初三一模英语试卷 题型:051
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●Some web sites are wonderful, but some the teenagers should stay away.
Caution(警告):Web sites sometimes ask you for information about yourself before you enter.Never type any information about yourself.And also remember not to download anything unless you’re quite sure it is from a safe place.
Some teenagers have their own web sites.That’s good.But if you post something on the web, be sure not to send your home address, telephone number, or photograph.If you do want to keep in touch with someone, just give an E-mail address.
●Chat rooms(聊天室)are probably the most dangerous places on the Internet.
Caution:It can be wonderful to get together with someone you meet here, but remember-people are not always who they seem to be on the Internet.Never give out personal information, and never ask for a face-to-face meeting without first talking with your parents.
●Instant(即时的)messaging(IM)has become popular among teenagers.You type a message and then click“send”.The message will soon be on another person’s screen(屏幕).You can send instant messages on computers and cell phones.
Caution:Be sure you know who you are“Iming”with, and know that anything you type could be sent to the right people.Or don’t send any information about yourself to others.And be especially careful about using cameras during an IM meeting.You don’t have to answer any messages that make you feel uncomfortable.
●Now, people and companies are using Emails to send out messages to thousands of people at a time, encouraging them to buy something, do something, or visit a web site.
Caution:In general, it’s best not to answer junk mail(邮寄宣传品)or mail from someone you don’t know.If you answer with your personal information, for example, your home address to the sender, that information can be used to send you more junk mails or get you on even more lists.
1.Is it good to send your home address while posting on line?
___________________________________________.
2.Which is the better way to keep in touch with someone, giving an email address or sending your phone number?
___________________________________________.
3.What may be the most dangerous places on the Internet according to the passage?
___________________________________________.
4.How can you send instant messages?
___________________________________________.
5.What does the writer think is the most important thing on using the Internet?
___________________________________________.
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科目:初中英语 来源:江西省南昌市2011年中等学校招生考试英语试题 题型:054
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科目:初中英语 来源:江西省2011年中等学校招生考试英语试题 题型:054
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科目:初中英语 来源: 题型:050
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