問題詳情

【題組】22. Out of desperation, Jean Valjean stole a loaf of bread to feed his family; he felt pangs of guilt_________ him after doing so.
(A) set in
(B) drag up
(C) gnaw at
(D) tread on

參考答案

答案：C
難度：非常困難0.181818
統計：A(1),B(9),C(4),D(8),E(0)