글의 흐름상 가장 적절하지 못한 문장은?The green revolut… | [9급 서울시 영어] 17년 1회차 기출문제 상세 페이지

글의 흐름상 가장 적절하지 못한 문장은?
The green revolution was the result of a sequence of scientific breakthroughs and development activities that successfully fought hunger by increasing food production. Basic ingredients of the green revolution were new seeds, use of chemicals and proper irrigation system. ① The green revolution resulted in an increase in production and changed the thinking of farmers. ② It improved resistance of crops to diseases and created massive job opportunities within the industrial and agricultural sectors. ③ Therefore, the environmental cost of chemical fertilizers and heavy irrigation has caused considerable controversy. ④ Self-sufficiency in food grains also affected the planning processes and gave a boost to the national self-confidence of then emerging democracies.

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