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  3. How to protect your computer from being attacked by a virus: Be sure to

How to protect your computer from being attacked by a virus: Be sure to

游客2023-10-02  26
问题     How to protect your computer from being attacked by a virus:
    Be sure to have a good antivirus program and update it regularly. You will also want to make sure that your Internet browser and operating system have had all the necessary security patches (补丁) applied.
    Then, you may think you have a virus, but how do you really tell? You scan your system for viruses with a software program. If you don’ t have antivirus software, you can purchase it online or you can use Panda Software’ s free Active Scan that will scan you computer and report on any infections.
    If the virus scan finds an infection, it will give you the name of the virus or viruses that you have contracted. If your computer is infected, you need to take immediate action. Depending on me severity of the virus, the health of your computer as well as the security of your computer data may be at risk. Look up the virus at one of the antivirus manufacturers’ s websites. [br] What should you do to protect your computer from a virus? You must make sure that you have an______.
选项
答案 antivirus program
解析 从原文“Be sure to have a good antivirus program and update it regularly”可以得到答案。注意题干中将a换成了all，所以在答案中就不能再用good了。
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