The relationship between parents and their children _____ a stro

The relationship between parents and their children _____ a strong influence on the character of the children.
A、to have
B、have
C、has
D、having
【正确答案】：C
【题目解析】：考查谓语动词。句意：亲子关系对孩子的性格有很大影响。主语“The relationship”为不可数名词，且句子是对事实的一般性叙述，所以谓语动词应用一般现在时的单数形式。故选C。