江苏省泰州市2015届高三第二次模拟考试
请认真阅读下面各题,从题中所给的A、B、C、D四个选项中,选出最佳选项,并在答题纸上将该项涂黑。
21. Under the Dome, ________ 103-minute documentary released by Chai Jing, has pushed________ public awareness about air pollution and encouraged people to join in efforts to make a difference.
A. the; the.B. a; a.C. the; 不填.D. a; 不填