同学你好，该知识点来自沪江网校《初中水平直达雅思6.5分【剑桥全能随到随学班】》的课程，想要更系统的学习，欢迎进入课程学习。不仅可以和更多的同学一起学习，而且还有老师、助教随时的学习指导和知识点解答哦。

同学你好~
We often had spent a lot of money to get what we wanted. But that has changed.
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Websites like Craigslist and Wikipedia show what can be done for free.
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In the old days, you had to pay to put advertisements in newspaper. On Craigslist, you don't have to pay a thing. You can find jobs and houses, sell a computer or buy a car, all for free.
祝学习愉快！