【题目】Emotional conflict may shake the ______ of even the strongest relationship, e.g. between husband and wife, parents and children.
A. proportion B. foundation
C. innovation D. interaction
在线课程【答案】B
【解析】
试题分析：考查名词词义。句意：感情的冲突可能动摇最牢固关系的基础，比如，夫妻之间，父母和孩子之间。A. 比例；B.基础；C.革新；D.互相作用，互相影响。故B正确。