问题补充：
Pop music is such an important part of society it has even influenced our language.
A. as
B. that
C. which
D. where
答案：
A. as
(答案→)B. that
C. which
D. where
解析：这题考查的是“such... that... ”引导的结果状语从句， 意为“如此……以至于……”， 而不是定语从句， 因为从句“it has even influenced our language”句子结构是完整的， 不用来修饰前面的名词。
