精选优质文档-倾情为你奉上套题1Not so many years ago, you hardly ever saw computers. Now they seem to be everywhere. There are also many hidden “computers” in your home, but you might be unaware of them. For example, there may be one inside your TV set, telephone or washing machine. You are more dependent on computers than you know.Computers are probably the best calculators in the world. They are faster at calculating than people, and they rarely give wrong answers. They can also type, print and
