5. The president _____ a nation holiday for the event.
A. proclaimed B. distinguished C. acclaimed D. exclaimed

claim 声称、索赔
exclaim 受惊吓以后的大喊、惊叫、呼喊

acclaim 欢迎
acclaimed 受人欢迎的
declaim 朗诵
reclaim 回收、开垦

proclaim 宣布、声称
protest 抗议

distinguish 区分、区别
distinct 清楚的、明显的、截然不同的、独特的
distinction 区别
extinct 灭绝的