96 近畿大・商経

  

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次の英文の空所に入れるのに最も適当な語を、それぞれ下の(ア)〜(コ)の中から1つ選べ。ただし、同じ語を繰り返し用いてはならない。

One of the most familiar and important forms of energy is light. Light makes it ( 1 ) to see things. Nothing is ( 2 ) when light is totally absent. But light is even more important for other reasons. Many scientists believe that millions of years ago light from the sun triggered the chemical reactions that ( 3 ) to the development of life on the earth. Without light the living things now on the earth would be unable to ( 4 ). Light from the sun provides energy for the inhabitants of the earth. Plants change the energy of sunlight into food energy. When light rays strike a green plant, some of their energy is ( 5 ) to chemical energy, which the plant uses up as it makes food out of air and minerals. This process is called photosynthesis. Very nearly all living organisms on the earth depend directly or indirectly ( 6 ) photosynthesis for their food energy.


ア.changed   イ.led   ウ.on   エ.possible   オ.see

カ.spent   キ.survive   ク.through   ケ. to   コ.visible


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