herself wondering whether she had made a mistake, she felt embarrassed and at a loss.
A. Catching
B. Caught
C. Being caught
D. Having been caught
网友回答
(答案→)A. Catching
B. Caught
C. Being caught
D. Having been caught
解析：. catch sb./oneself doing sth.意思为“发觉某人/自己正做某事”， she和catch之间为主动关系，故用现在分词catching作状语，若去掉herself，则选B。