What does the author mean by saying that we may learn moral principles 'the hard way'? A.We reevaluate our previously held beliefs as we grow older. B.We refute some moral principles only after we find them inconsistent. C.We acquire a sense of right and wrong from real life lessons. D.We act by ignoring our inherited altruistic tendencies.
A.We B. B.We C. C.We D. D.We
【参考答案】
C 解析：这是一道词义题。题干中的信号词为the hard way，出自于第三段第八句话中。文章第三段指出：长大......