----Would you like to watch the three-D film Titanic with me ?
----Certainly. I don’t mind seeing it again although I it twice.
A. saw
B. was seen
C. have seen
D. had seen
网友回答
A. saw
B. was seen
(答案→)C. have seen
D. had seen
解析：考查动词的时态用法。根据句意及句末的twice，可知这个片子我已经看过两次，不涉及过去时间，因此用现在完成时。