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Lesson25 PowerThere is not enough petrol in the world for everybody now, and each year the...
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When we got back to First Beach, the group we'd left behind had multiplied. As we got clos...
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英语听力小短文走遍全世界02: Older Staff Are More Popular 老员工更受欢迎（双语+mp3下载）摘...
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98 Talking About Newspapers and Magazines 谈论报刊杂志 What's the most popula...
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Lesson41 Work in a Bank While Bill left school, he hoped to get himself a proper job. ...
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Lesson29 Alcohol Damage to the Young Brain Few teens seem to worry about what alcohol...
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Lesson15 Exercise for Ever! In our pursuit of good health and shapeliness, most of us t...
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Suddenly the sidewalk disappeared from beneath me. My eyes flew open in shock. Edward had ...
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Lesson37 English Education Polak and I had often very heated discussions about the desi...
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71 Computer Chess In May 1997, IBM's supercomputer, called Deep Blue, beat Gary Kaspar...
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