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Do you find that when you are busy with your study on the Internet, the speed of your computer slows
题目简介
Do you find that when you are busy with your study on the Internet, the speed of your computer slows
题目详情
Do you find that when you are busy with your study on the Internet, the speed of your computer slows down 小题1: sometimes? It is probably because your computer gets infected by virus (病毒), which can make it more difficult for you to use the computer. How to keep viruses小题2: your computer is a problem now. But in fact, nothing can ensure (保证) the security of your computer one hundred percent. There are, somehow some things you can do to 小题3: your computer’s security system and decrease (降低) the possibility of an infection. You can 小题4: your system up to date with the current anti-virus software (反病毒软件), and use the following methods
题目简介
Do you find that when you are busy with your study on the Internet, the speed of your computer slows
题目详情
Do you find that when you are busy with your study on the Internet, the speed of your computer slows down 小题1: sometimes? It is probably because your computer gets infected by virus (病毒), which can make it more difficult for you to use the computer. How to keep viruses小题2: your computer is a problem now. But in fact, nothing can ensure (保证) the security of your computer one hundred percent. There are, somehow some things you can do to 小题3: your computer’s security system and decrease (降低) the possibility of an infection.
You can 小题4: your system up to date with the current anti-virus software (反病毒软件), and use the following methods
答案
小题1:B
小题2:C
小题3:A
小题4:D
试题分析：这篇短文主要介绍了当你正在电脑上忙着你的学习时，你的电脑的速度有时会突然慢下来,这可能是感染了病毒。所以怎样使病毒远离你的电脑成为了一个问题。
小题1:你发现了没有，当你正在电脑上忙着你的学习时，你的电脑的速度有时会突然慢下来，根据句意及后文，故填B
小题2:现在怎样使病毒远离你的电脑是一个问题，keep…away，使……远离，根据句意，故填C
小题3:你能做一些事情以改善你的电脑的安全系统，降低感染的可能性，根据句意，故填A
小题4:你可以更新你的系统以和当前的反病毒软件同步，根据句意，故填D