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. rule out
网友回答
(答案→)A. figure out
B. look out
C. make out
D. rule out
解析：短语辨析。A搞清楚，弄明白；B当心；C理解；D排除；结合句意可知A正确：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。