上网学习（英语四级作文）.doc

上网学习（英语四级作文） on-line learning let us say there is something you don't know how to do. in the past if you were determined to learn, you might have called a friend or a relative, taken a night class or walked down to the local library for a research term. but now a host of websitos are sprinoing up to provide free practical advice on these subjects and actually anything else you can think of. in one sense, these "how-to" sites represent the growing world of on-line loarnino. this tradition found one of its earliest forms in the fags frequently asked questions files that began on usenet, the internet's global discussion group.the fags, many of which still circulate (go round continuous- ly), took a specific subject and explained it to complete novices. but "how-to" sites take the faqs idea in a somewhat different direction by addressing subjects that aren't necessarily related to discussion forums. these sites take the style of a written tutorial (teaching period) and a tone of friendly advice. possibly the biggest and best known of these sites is learn2, com (www. learn2, com). it offers nearly 1,000 free tutorials and adds new ones frequently for a job i