单选题 14.  Although Jessica had been so unkind to us, we heaped coals of fire on her ______ by helping her in her misfortune.
【正确答案】 D
【答案解析】 虽然杰西卡曾对我们很不友好,但她在患难时,我们还是以德报怨,帮了她的忙。使她感到羞愧。
   固定搭配题。heap coals of fire on sb.'s head是固定搭配,意为“以德报怨而使人悔悟”,因此D为答案。