As is reported, it won't take a long time the 20th Golden Rooster and Hundred Flowers Film Festival falls in the Binhu New Area. Hefei.
A. since
B. when
C. before
D. that
网友回答
A. since
B. when
(答案→)C. before
D. that
解析：考查句型：It will be/take +时间段+before.../It won’t be/take +时间段+before...