牛津英语八年级上册第三单元有关电脑的阅读理解专练及答案解析

以下是牛津英语八年级上册第三单元有关电脑的阅读理解专练及答案解析：

阅读理解一

Robots seem very new to most people. But they have a long history. The first one was made by a Greek inventor. You may have seen robots in some films. The robots in these films are stronger, faster and cleverer than people. In real life, most robots are used in factories. They are used to do many dangerous, difficult or boring jobs. Some people can't look after themselves and robots are used to help them. For example, some people can't see. Many of these people use a dog to help themselves move around. This dog is called a guide dog. Scientists are making a robot to help them. In the future, robot dogs might take the place of these guide dogs.

Robots are also used in American hospitals. At one hospital, a robot Takes meals from the kitchen to the sick people's rooms. It never loses its way because it has a map of the hospital in its computer system.

In the future, robots will work in space. But robots will never take the place of humans. They can, however, help us in a lot of different ways.

题目：

1. From the passage we can know the robots _.

A. are not strange to most people

B. were invented long long ago

C. mostly work on the farms

D. can help the people who can't see now

2. Which of the following is NOT true？

A. Robots can help people do many dangerous, difficult or boring jobs.

B. Robots can't be used to help look - after the disabled.

C. Robots will work in space in the future.

D. Robots never get lost in the hospital.

答案及解析：

1. 答案：B

解析：根据第一段“But they have a long history. The first one was made by a Greek inventor.”可知，机器人历史悠久，很早就被发明了，故选B。

2. 答案：B

解析：根据第一段“Some people can't look after themselves and robots are used to help them.”可知，机器人可以用来帮助照顾残疾人，B选项表述错误，故选B。

阅读理解二

We use the computer for typing. Computers may work as doctors. You may be unaware of them. You depend on computers more than you realize. They can calculate at a faster speed than we can and almost never give wrong answers. In addition, computers can do important jobs like operating railways and flying planes and spaceships. However, one day computers may be able to do a better job than human beings.

题目：

1. What can we use the computer to do according to the passage?

A. Only to play games.

B. Only to type.

C. To type and do many other things.

D. To do nothing.

2. Why can't we live without computers?

A. Because they can work as doctors.

B. Because they can calculate quickly and do many important jobs.

C. Because they can give wrong answers.

D. Because they can't operate railways.

答案及解析：

1. 答案：C

解析：根据文中“We use the computer for typing.”以及“In addition, computers can do important jobs like operating railways and flying planes and spaceships.”可知，电脑可以用来打字，还能做很多其他重要工作，故选C。

2. 答案：B

解析：根据“They can calculate at a faster speed than we can and almost never give wrong answers. In addition, computers can do important jobs like operating railways and flying planes and spaceships.”可知，我们离不开电脑是因为它们计算速度快，还能做许多重要工作，故选B。

阅读理解三

Our guest today is Dr Lee, a technology expert. Dr Lee has studied how the Internet will further change our lives in the future. That's right. The Internet has brought big changes to everyday life. For example, e - learning and mobile payment have changed the way we study and shop. In the future, even more things will be connected to the Internet, so life will continue to change.

Take health for example. We'll probably wear small devices all the time and they'll check our health and warn us about health problems. With this information, doctors can provide better treatment. Will the Internet help improve the environment? Yes. As more things become connected to the Internet, our cities will become smart cities. Smart cities will be more eco - friendly than cities today. One of the most important changes will come in energy use. Different devices will communicate and share data with each other. This will help them save energy. For example, smart rubbish bins will automatically tell the smart city network when they are full. This data will allow the rubbish collection company to plan better collection routes.

题目：

1. What has the Internet changed according to the passage?

A. Only the way we study.

B. Only the way we shop.

C. The way we study and shop.

D. Nothing.

2. How can the Internet help with health?

A. By making us wear big devices.

B. By warning doctors about their problems.

C. By checking our health and warning us about health problems.

D. By providing treatment.

答案及解析：

1. 答案：C

解析：根据“For example, e - learning and mobile payment have changed the way we study and shop.”可知，互联网改变了我们学习和购物的方式，故选C。

2. 答案：C

解析：根据“Take health for example. We'll probably wear small devices all the time and they'll check our health and warn us about health problems.”可知，互联网可以通过检测我们的健康状况并就健康问题发出警告来帮助我们，故选C。

阅读理解四

Computers are very important to modern life. Many people think that in the future computers will be used in lots of everyday life. It is thought that we won't have to go shopping because we will be able to get most things on the Internet. There will be no more books because we will be able to get all texts from computers. The Internet will be used to play games, see films and buy food. Most telephone calls will be made on computers, too.

Some people are glad about these new ways of shopping and communicating. Others do not think that computers will replace our old ways. They think that we will still go shopping and see our friends in the real world as before.

题目：

1. According to the passage, what can we do on the Internet in the future?

A. Only play games.

B. Only see films.

C. Only buy food.

D. Play games, see films, buy food and make phone calls.

2. Why are some people glad about the Internet?

A. Because they think computers will replace our old ways.

B. Because they think computers won't replace our old ways.

C. Because they think the Internet is bad.

D. Because they think the Internet is good.

答案及解析：

1. 答案：D

解析：根据第一段“The Internet will be used to play games, see films and buy food. Most telephone calls will be made on computers, too.”可知，未来我们可以在网上玩游戏、看电影、买食物和打电话，故选D。

2. 答案：A

解析：根据第二段“Some people are glad about these new ways of shopping and communicating.”以及前文提到的网络购物、交流等新方式可知，一些人高兴是因为他们认为电脑会取代旧的方式，故选A。

阅读理解五

Computers are widely used in our daily life. They can help us do a lot of work. For example, we can use computers to search for information, send emails, and do office work. In schools, computers are also very useful. Teachers can use them to make teaching plans and show teaching materials. Students can use computers to study, do their homework and look up new words. But sometimes computers can also bring some problems. Some students are addicted to computer games and spend too much time on them, which affects their study and health.

题目：

1. What can teachers use computers to do in schools?

A. Play games.

B. Make teaching plans and show teaching materials.

C. Chat with students.

D. Watch movies.

2. What's the problem of computers?

A. They can't help us do work.

B. They are too expensive.

C. Some students are addicted to computer games and it affects their study and health.

D. They are difficult to use.

答案及解析：

1. 答案：B

解析：根据“In schools, computers are also very useful. Teachers can use them to make teaching plans and show teaching materials.”可知，教师可以用电脑制定教学计划和展示教学材料，故选B。

2. 答案：C

解析：根据“But sometimes computers can also bring some problems. Some students are addicted to computer games and spend too much time on them, which affects their study and health.”可知，电脑带来的问题是一些学生沉迷于电脑游戏，影响了学习和健康，故选C。