单选题
I regret ______that wonderful art exhibition last night.
A) not to see C) not having seen
B) to not see D) having not seen
A、
I regret ______that wonderful art exhibition last night.
B、
not to see
C、
to not see
D、
not having seen
E、
having not seen
【正确答案】
C
【答案解析】
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