Complete the summary below using NO MORE THAN THREE WORDS from the passage. Write your answers in boxes 33-39 on your answer she

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问题 Complete the summary below using NO MORE THAN THREE WORDS from the passage.
Write your answers in boxes 33-39 on your answer sheet.
When applying precautionary principle to decide whether to invent a new technology, people should also take into consideration of the【D1】______, along with the usual consideration of【D2】______. For example, though risky and dangerous enough, people still enjoy【D3】______for the excitement it provides. On the other hand, experts believe the future population desperately needs【D4】______in spite of their undefined risks. However, the researches conducted so far have not been directed towards increasing the yield of【D5】______, but to reduce the cost of【D6】______and to bring more profit out of it. In the end, such selfish use of precautionary principle for business and political gain has often led people to【D7】______ science for they believe scientists are not to be trusted.
【D4】

选项

答案GM crops

解析 利用细节词“future population”定位于原文倒数第二段第四句话“Promoters of GMcrops believe that the future population of the world cannot be fed without them”,且题目中“undefined risks”对应原文前面的“benefits are far from clear”和“the benefits thatmight accrue from them seem dubious”。所以正确答案为GM crops。
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