"When the Wright brothers built the spacecraft, no one thought it would be a normal mode of travel. But in just two decades, the situation has changed. Today, air travel is possible for anyone. One day Mars will be like...
The word fever means cold (remember the words fever and fever) but fever occurs when the body temperature rises again to 37 degrees Celsius. This means that as the temperature rises, so does the cold. It may seem a paradox...
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