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engery, invent, draw, until, dangerous, with, create, in, tired, interesting, because, country

 
 


The bicycle is one of the simplest yet most useful invention in the world. What is the most surprising is that it was not1______easier, although the great inventor Leonardo da Vinci had2______pictures for bicycles and flying machines and some other things. Those things were not produced3 ______long after he died.

A person riding a bicycle uses very little4______to make the bicycle move, and there is no pollution at all when you are riding. Even so, in most developed5_____, most people don’t go to work by bicycle. It is not 6______the bicycles are expensive or people feel 7______ if they ride to work. It’s because the number of cars on the roads becomes larger. It certainly becomes more 8______ to ride a bicycle. As a result, more people put their bicycles away and go to work9______their cars. And in this way, the situation is made more serious. Perhaps the best way to make riding safer and more popular is to10_____ paths only for bicycles.

1 invented   2drawn    3 until        4energy  5 countries

6 because   7 tired     8 dangerous   9 in     10 create

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