A. if we can drive yield up B. when Mexico, China and India join in the project C. if we want to fight against malnutrition and

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问题 A. if we can drive yield up
B. when Mexico, China and India join in the project
C. if we want to fight against malnutrition and poverty
D. when we use modern technologies and develop new ones
E. when the developed world helps the developing world
F. when strategic research can be utilized worldwide
Dr. Fischer claims that agriculture will continue to develop

选项

答案D

解析 由文章第一段第二句话“…with modern technologies and the development of new ones,theworld should be able to stay ahead.”可知,由于有了现代技术和新技术的开发,世界应该能够不断前进。故选D。
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