The phrase 'harped on' in 'who harped so often on independence' in the fourth paragraph means A.thought about. B.talked about. C.worried about. D.troubled about.
A.thought B. B.talked C. C.worried D. D.troubled E.
【参考答案】
B 解析：语义题。由题干定位至第四段第三句。该句上下文都是Feld对建议Max和女儿一起出去走走这个想法的犹豫：......