A、When you write an e-mail. B、When you visit a shopping website. C、When you download music from a disc. D、When you install a fre

Nobody likes a computer virus, but at least you can get rid of it. And there is a lot of anti-virus software these days. It can find a virus, fix it and you can forget about it. Unfortunately the same isn’t true for spyware.
    Spyware is software that hides somewhere on your computer.(26)It collects information about what you do on the Internet and passes this information to companies without your permission. If you shop on the Internet and use your credit card, you should know that some spyware can record this information!
    Your computer can catch spyware in lots of ways. If you open the wrong email.or even visit the wrong website, spyware can download itself onto your computer. And spyware often comes with free software.
    Most spyware just collects information about your surfing habits for advertising reasons. But some spyware can be more powerful and will often make your computer slower. Adware is a type of spyware which is advertising software. It makes "pop-up" advertisements appear while you are connected to the Internet. Not dangerous ... but very annoying.
    Surveys have found that 90% of computers have several pieces of spyware on them. There is some anti-spyware software that will remove most of your problems. For more information.please go to spywarewarrior. com.
26. Q: What makes the spyware dangerous?
27. Q: How does your computer catch spyware?
28. Q: What may happen if your computer catch Adware?