Mary realized she .
A. was playing a joke about
B. was making fun
C. was being made fun of
D. was made fun
网友回答
A. was playing a joke about
B. was making fun
(答案→)C. was being made fun of
D. was made fun
解析：短语：make fun of 取笑，它的被动形式，of不能丢。句意：玛丽意识到她当时在被取笑。所以选C。