Some scholars have come ______ a new solution to the problem of population contr

游客2024-10-29 20

问题 Some scholars have come ______ a new solution to the problem of population control.

选项 A、up
B、up with
C、down
D、down with

答案 B

解析 come up with的意思是“(针对某问题)提出，想出”，符合本题的题意。come up意为“出现，上升，长出，上前”等；come down意为“落下，下跌，流传下来，败落，申斥”等；come down with意为“患上(疾病)”，均不适合用在本题中。

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Somescholarshavecome______anewsolutiontotheproblemofpopulationcontr