The higher the birds flew, we could see them.
A. less clearly
B. the less clearly
C. more clear
D. more clearly
网友回答
A. less clearly
(答案→)B. the less clearly
C. more clear
D. more clearly
解析：考查比较级。句意：鸟飞的越高，我们越不容易看清他们。“the+比较级，the+比较级”，表示“越…越…”。结合前文The higher可知选B。