46. C 主旨大意題。本文主要介紹了巴西、新加坡、阿拉伯聯合酋長國、瑞士四國的商務禮儀。故最佳答案是C項。
47. D 細節理解題。根據In Singapore中最后幾句"Singaporeans are direct in their... For example... a higher rank"可知答案是D項。
48,B 細節理解題。根據In the United Arab Emirates中"When meetings are one-to-one, if your host offers you coffee, you should refuse."可知,當單獨與主人見面的時候,不應該接受主人提供的咖啡,故答案是B項。
49. D 細節理解題。根據In Switzerland中的"The Swiss follow formal table manners. They also keep their hand visible, at the table..."可知答案選D項。