问题详情

第一节 单项填空
从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。
My favorite film, Casablanca, ______ was made in 1942, will be shown in the cinema again next week.
A．it
B．as
C．that
D．which请帮忙给出正确答案和分析，谢谢！