The fog was so heavy this morning that drivers could hardly the things just ten meters away from them.
A. figure out
B. look out
C. make out
D. try out
网友回答
A. figure out
B. look out
(答案→)C. make out
D. try out
解析：A figure out搞清楚，弄明白；B look out当心；C make out理解；辨认，D try out尝试；结合句意：今天早上的雾是如此的大以至于司机几乎不能看清楚10米以外的东西。选C。