◎ 题干
The world's population is getting larger and larger, so the scientists are trying to            new ways to solve
the food problem.
[     ]
A. devote to
B. pay for
C. come up with
D. catch up with
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“The world's population is getting larger and larger, so the scientists are trying to new ways to solvethe food problem. [ ]A. devote to B. pay for C. come u…”主要考查了你对  【动词短语】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。