作者以自己在美国的一次找工作的经历，说明了在国外工作了解外国文化差异的重要性。
31. A 细节理解题。根据第一段的第三句话That “quite” saddened me.和第四句话I thought he was saying “we’re kind of pleased you decided to join us although I wish we had hired someone else.”可知答案是A。结合下面的解释in American English “quite” 的意思，可知B项“这家银行可能雇用另外一个人”错误。C项“难以习惯美国文化”和D项“容易误解美国人”与事实不符。
