Question

The Internet is not perfect. There are many problems with it. The Internet is not organized. There is no one in charge of the Internet. It is sometimes difficult to find what you are looking for. It is also easy to get the wrong information on the “Net”. Some businessmen cheat people on the Internet. Internet thieves can steal credit card numbers. Some advertisers send spam to e-mail boxes. E-mail boxes are often filled with these unwanted advertisements. Illegal(不合法的) businesses can operate on the Internet. These businesses sell X-rated materials, cigarettes and alcohol to teenagers.

The Internet has websites with information about making bombs, breaking the law and terrorism. Criminals（罪犯） can fool people, especially children, in chat rooms. They can spread poisonous（有毒的） information and attack new members.

The Internet is the greatest advance in communication since human appeared. But it can also be like a dark road in a dangerous part of town. Parents need to set parental controls on their children when they use the Internet. This will keep some of the bad material away from their children. The Internet can be dangerous to computers, too. Some people who have bad intentions enjoy causing problems for other people they don’t even know. They create computer viruses（病毒）. A computer can get virus by downloading a program that has a virus in it. Some virus come by e-mail.

A virus can destroy the data a person has saved in computer files. A virus can cause a computer to crash（崩溃）. A virus can also reproduce（复制） itself! It can send copies of itself to everyone on a person’s e-mail address list. Then these people’s will have the same problems and can’t work normally!

1.The underlined word “spam” in the third paragraph means ___________

A．letters                                B．products

C．useless information                      D．poisonous information

2.Why can illegal businesses operate on the Internet?

A．Because there is no one in charge of the Internet.

B．Because some people like to buy banned products on the Internet.

C．Because X-rated materials, cigarettes, alcohol and so on can be sold well on the Internet.

D．Because people who operate businesses on the Internet are criminals.

3.Parental controls are needed when children use the Internet because________

A．children can’t use the computers well

B．children may damage the computers

C．the Internet is always unsafe for the children

D．poisonous information may have a bad effect on children

4.The harm of a computer virus is that___________

A．it can change the saved data in computer

B．it can reproduce the computer

C．it can make the computer operate ill

D．it can destroy the saved files and the computer itself

5.We can infer from the passage that the key to solving the problems with the Internet is____________

A．to improve the computers                B．to improve people’s moral （道德）level

C．to order people not to use the Internet       D．to find a medicine to kill computer viruses

 

Answer 1

【答案】

1.C

2.A

3.D

4.D

5.B

【解析】

试题分析：本文主要讲述的是电脑和网络上存在很多不利的东西，尤其介绍了电脑病毒的坏处。

1..C 推理题。根据本句Some advertisers send spam to e-mail boxes. E-mail boxes are often filled with these unwanted advertisements.可知这里的spam就是指unwanted advertisements.人们不想要的信息和广告。故C正确。

2.A 细节题。根据文章1,2行The Internet is not perfect. There are many problems with it. The Internet is not organized. There is no one in charge of the Internet.可知没有人来管理因特网。故A正确。

3.D 细节题。根据文章2,3段The Internet has websites with information about making bombs, breaking the law and terrorism. Criminals（罪犯） can fool people, especially children, in chat rooms.和Parents need to set parental controls on their children when they use the Internet. This will keep some of the bad material away from their children.可知我们要求父母亲要对孩子的上网进行监管。主要是因为网络对孩子有不好的影响。故D正确。

4.D 细节题。根据文章最后一段A virus can destroy the data a person has saved in computer files. A virus can cause a computer to crash（崩溃）. A virus can also reproduce（复制） itself! It can send copies of itself to everyone on a person’s e-mail address list. Then these people’s will have the same problems and can’t work normally!可知病毒可以破坏文件和计算机系统。故D正确。

5.B 推断题。根据文章最后两段可知对电脑和网络主要的难题在于病毒的破坏。而病毒主要是人传播的，我们要是提高人的素质，提高人们的道德水平，人们不再生产病毒。这样的问题就可以解决了。故B正确。

考点：考察说明文阅读

点评：本文主要讲述的是电脑和网络上存在很多不利的东西，尤其介绍了电脑病毒的坏处。文章基本上是考查细节题，对此类题型考生可以首先从问题中找到关键词，然后以此为线索，运用略读及查阅的技巧在文中迅速寻找这一细节，找到后再把这一部分内容仔细阅读一遍，仔细比较所给选项与文中细节的细微区别，在准确理解细节的前提下，最后确定最佳答案。