Question

They paid fifty percent of _____ they were able to earn to the state．

A．that

B．which

C．what

D．whom

Answer 1

C

考查名词性从句。从句中they were able to earn 后缺少宾语，所以用what，句意：他们付了他们能够挣得的百分之五给这个国家。所以选C。