Some friends tried to settle the quarrel between Mr.and Mrs.Smith without hurting the feeling of ,but failed.
A. none
B. either
C. all
D. another
网友回答
A. none
(答案→)B. either
C. all
D. another
解析：either “两者之间任意一个”。句意为“一些朋友想在不伤害任何一方的情况下尽力解决史密斯夫妇之间的争执，结果没有如愿”。根据句意应选B。