Those houses are sold at such a low price people expected.
A. like
B. that
C. as
D. which
网友回答
A. like
B. that
(答案→)C. as
D. which
解析：考察定语从句。考察的是关系代词as的特殊用法。当先行词前面有such, as many, as much,等修饰的时候，关系代词使用as。本题定语从句的先行词是such a low price,因为先行词前面有such修饰，说明使用关系代词as指代先行词在句中作为动词expect的宾语。故C正确。