2. 外语
  3. A land free from destruction, plus wealth, natural resources, and labor supply...all these were important【C1】______in helping En

A land free from destruction, plus wealth, natural resources, and labor supply...all these were important【C1】______in helping En

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问题     A land free from destruction, plus wealth, natural resources, and labor supply...all these were important【C1】______in helping England to become the center for the Industrial Revolution.【C2】______they were not enough. Something【C3】______was needed to start the industrial process. That "something special" was men -【C4】______individuals who could invent machines, find new【C5】______of power,  and establish business organizations to reshape society.
    The men who【C6】______the machines of the Industrial Revolution【C7】______from many backgrounds and many occupations. Many of them were【C8】______inventors than scientists. A man who is a【C9】______scientist is primarily interested in doing his research【C10】______. He is not necessarily working【C11】______that his findings can be used.
    An inventor or one interested in applied science is【C12】______trying to make something that has a concrete【C13】______. He may try to solve a problem by using the theories【C14】______science or by experimenting  through trial and error. Regardless of his method, he is working to obtain a【C15】______result: the construction of a harvesting machine, the burning of a light bulb, or one of【C16】______other objectives.
     Most of the people who【C17】______the machines of the Industrial Revolution were inventors, not trained scientists. A few were both scientists and inventors. Even those who had【C18】______or no training  in science might not have made their inventions【C19】______a groundwork had not been laid by scientists years【C20】______.
【C13】
选项 A、plan
B、use
C、idea
D、means
答案B
解析 concrete在这里相当于solid，practical。
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