每年的4月1日,是西方的民间传统节日——愚人节(April Fool’s Day),也称万愚节。关于愚人节的来历众说纷纭。相传,1582年,法国国王查理九世决定采用新改革的纪年法——格里高利历(即通用的阳历),以元旦为一年的开始,改变了过去以4月1日为新年开端的历法。但一些守旧派反对这种改革,依然按照旧的历法在这天送新年礼,庆祝新年。聪明滑稽的人在4月1日就给他们送假礼品,邀请他们参加假招待会, April 1 each year is the western folk festival - April Fool’s Day, which is also called the million fool’s day. The origins of April Fool’s Day are divided. According to legend, in 1582, the French King Charles IX decided to adopt the new reform of the chronology law - the Gregorian calendar (that is, the common solar calendar), New Year’s Day as the beginning of the year changed the beginning of April 1 for the New Year Calendar. However, some conservatives oppose this reform and still send New Year’s Eve gifts and celebrate the new year on the old calendar according to the old calendar. Clever and funny people gave them fake gifts on April 1, inviting them to a fake reception,