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by Jason Marshall Would you believe its possible to send someone a secret message secured with absolutely unbreakable encryption using only a bit of simple arithmetic? Well, it isthe solution is surprisingly simple and was used by British, German, an
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C:(Susan answers the phone.) Susan: Hello, Victor! Victor:Hi, Sue! I've a chance to win the Orange County Grand Prix! Susan:Whatever is that, Victor? Victor: It's a sports car race. I'm entering my racer in competition with the finest cars in Orange
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停车场经常有很多空着的车位，于是有人想做车位出租的买卖，可是价格是怎么定的呢？一起来看看吧！ Listen Read Learn Benjamin：How big is this parking lot in our community? Security guard: It has fifty parking spaces. Benjamin: So you guys should be alway
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Love that new show open.It is Tuesday morning, this is Carlzuz , this is CNN student news,we bring you news from around the world and today we are gonna to take you underground and out into space. We are starting in the Philippians with the impact of
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Great Changes in My Hometown I used to live in a small town with trees all around. There was no tall building and the only street was narrow. Just outside the town， there was a river. You can see different kinds of fish swimming in the clear water.
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Sudden snowfall earlier this week blocked a national highway in Xinjiang Uygur Autonomous Region. The local traffic control department worked nearly 20 hours to clear the snow, and traffic in the area has now returned to normal. The snow started arou
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