While doing calculation for the project, the designers ________ a new solution t

游客2023-11-22 49

问题 While doing calculation for the project, the designers ________ a new solution to a geological problem.

选项 A、fell into
B、stumbled upon
C、set out
D、discovered

答案 B

解析 “fall into”含义为“被卷入……”；“stumble upon”含义为“偶然找到，发现”；“set out”含义为“启程，出发”；“discover”含义为“发现，发觉”。从四个选项看，含有“偶然”含义的“stumble upon”最适合本句话。

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