Many rules in English are , and large numbers of students feel them.
A. puzzled; puzzled with
B. puzzling; puzzled about
C. puzzled; puzzling with
D. puzzling; puzzling about
网友回答
A. puzzled; puzzled with
(答案→)B. puzzling; puzzled about
C. puzzled; puzzling with
D. puzzling; puzzling about
解析：puzzling和puzzled都是形容词，前者和事物连用较多，后者和人连用较多，故本题选B。