It was the first time that I the movie and I fell in love with it at once. A. am watchin

问题补充：

It was the first time that I the movie, and I fell in love with it at once.

A. am watching

B. was watching

C. have watched

D. had watched

答案：

A. am watching

B. was watching

C. have watched

(答案→)D. had watched

解析：根据主句时态一般过去时可知，the first time后用过去完成时。句型：it is the 序数词time that 现在完成时。句意：我第一次看这部电影我就喜欢上了它。选D。