问题 选择题

We could not reason out the way the robbers escaped,because we were unable to find any ________ of them.

A.chance

B.trace

C.point 

D.signal

答案

答案:B

句意:我们推断不出强盗是怎么逃走的,因为我们找不到他们的任何踪迹。trace“踪迹,痕迹,迹象”,符合句意。

单项选择题 案例分析题
单项选择题 B1型题