问题
单项选择题
In its short history, the art of motion pictures has frequently undergone change that seemed fundamental, ______ the introduction of sound.
A．such as which resulting from
B．such as that what results from
C．such as that resulting from
D．such as which results from
答案
参考答案：C
解析：such as用作举例，代词that指代change，以避免重复。
