参考答案暂无
解析:situation 细节辨认题。作者讲到“proximity is also both a matter of personal style and is often culture bound”，可 知说话双方之向的距离与个人的行为方式都和文化有关系，后面又提到“And standing close．to someone, maybe quite appropriate in some situations，such as informal party．．．such as a meeting with a superior. 可见距离还与场合有关系，因此答案是“situation”。
