There is a popular belief among the Europeans chicken soup can help cure flu.A. what B. w

问题补充：

There is a popular belief among the Europeans chicken soup can help cure flu.

A. what

B. who

C. that

D. where

答案：

A. what

B. who

(答案→)C. that

D. where

解析：C 考察同位语从句。名词belief后面有一个同位语从句，对其内容进行进一步的解释。同位语从句中结构意义很完整，故使用单纯的引导词that引导。