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英文问题回答2.how many types of computer viruses can be defined?答:

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英文问题回答
2.how many types of computer viruses can be defined?
答:
3.tell the concept of firewall?
答:
4.how to protect you computer from virus?
答:
5.how to change a photopapr into an image file?
答:
6.how may sarts of image formats you know where can we get then.
英文问题回答2.how many types of computer viruses can be defined?答:
2.how many types of computer viruses can be defined?有多少种电脑病毒能被定义出来
答:thousands upon thousands 成千上万
3.tell the concept of firewall?告诉你放火墙的概念
答:prevent the computer viruses from intruding your computer 阻止电脑病毒侵入你的电脑
4.how to protect you computer from virus?怎么保护你的电脑不被病毒侵袭?
答:install an anti-virus software,and use it to scan your computer punctually 安装杀毒软件,并定时扫描电脑
5.how to change a photopaper into an image file?怎么把一张照片转变成一个映像文件
答:use the software “ACDSee”or“photoshow”
6.how may sarts of image formats you know where can we get then.你知道我们可以从哪里得到多少映像格式参考
look for it on net网上找吧