While doing calculation for the project, the designers______a new solution to a geological problem.

admin2017-06-11  41

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 A项fall into“被卷入……”;B项stumble upon“偶然发现”;C项set out“启程,出发”;D项discover“发现,发觉”。从四个选项看,含有“偶然”含义的“stumbleupon”最适合本句话。
转载请注明原文地址:https://kaotiyun.com/show/Q5FO777K
0

最新回复(0)