【单选题】According to the author, African-Americans filmmakers have failed to take which of the following steps in properly promoting African-American cinema?
A.
They have failed to demonstrate to studio executives the market potential of their films.
B.
They have failed to express ideological issues in their films that could attract potential audiences.
C.
They have neglected to use genuine African-American music as a force in their films.
D.
They have exploited stereotypes about African-Americans for the gain of themselves, but not the genre.
E.
They have failed to depict the African-American experience in an artistically engaging manner.
【简答题】For this part, you are supposed to write a letter in 100 -- 120 words according to the following situations. 你是Nancy,你的朋友Tom请你周末和他一起去他承德的家里玩,但是你有事不能去。请你用英语给他写一封信,向他表示感谢,解释你周末的安排,告诉他另找时间再去。