They are able to talk openly to one another whenever _________ of them feels hurt.
A. either B. both C. some D. all
They are able to talk openly to one another whenever _________ of them feels hurt.
A. either B. both C. some D. all
A
【解析】either“两者中任何一个”；both“两者都”；some“一些”；all“三者或三者以上都”。根据句中的feels是单数形式，可知其主语表示单数意义，either谓语动词用单数形式。
【考点】不定代词的用法。