Scientists wilt have to ______ new methods of increasing the world’s food supply

游客2025-04-27 25

问题 Scientists wilt have to ______ new methods of increasing the world’s food supply in order to feed more hungry people.

选项 A、catch up with
B、come up with
C、keep up with
D、put up with

答案 B

解析 (come up with提出)。句意为：科学家们必须提出增加世界粮食供应的新方法，以便养活更多饥饿的人。A．catch up with赶上；C．keep up with跟上；D．put up with忍受。

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