题目

Next time a customer comes to your office, offer him a cup of coffee．And when you’re doing your holiday shopping online, make sure you’re holding a large glass of iced tea．The physical sensation（感觉） of warmth encourages emotional warmth, while a cold drink in hand prevents you from making unwise decisions—those are the practical lesson being drawn from recent research by psychologist John A．Bargh． Psychologists have known that one person’s perception（感知） of another’s “warmth” is a powerful determiner in social relationships．Judging someone to be either 食盐是人们日常生活中必不可少的一种物质．人体缺碘会影响正常的生命活动，影响身体健康．为提高人体素质，食物补碘已引起人们的高度重视，市售的“加碘盐”外包装文字说明上都标有“含碘量”的字样，这里的碘是指（　　） A、碘酸钾B、碘元素C、碘分子D、碘离子