The Winter Olympics are also called The White Olympics. At this time, many colorful stamps are published to mark the great Games. The first stamps marking the opening came out on January 25th,1932 in the United States for the 3rd White Olympics. From then on, publishing stamps during the White Olympics became a rule. During the 4th Winter Olympics, a group of stamps were published in Germany in November 1936. The five rings of Olympics were drawn on the front of sportswear. It was the first time that the rings appeared on the stamps of the White Olympics.

    In the 1950's, stamps of this kind became more colorful. When the White Olympics came, the host countries as well as the non-host(非主办方)countries published stamps to mark those Games. China also published four stamps in February 1980, when the Chinese sportsmen began to take part in the White Olympics.

    Japan is the only Asian country that has ever held the White Olympics. Altogether 14,500 million stamps were sold to raise money for this sports meeting.

    Different kinds of sports were drawn on these small stamps. People can enjoy the beauty of the wonderful movements of some sportsmen.

在下面一段文字横线处补写恰当的语句，使整段文字语意完整连贯，逻辑严密，每处不得超出15字。

    诗歌与绘画是人类文明的历史长河的两岸。人们常说：“诗画同源”“诗是有声画，画是无声诗”，可见， ____ 。我国是一个诗的国度，  ____。从最古老的《诗经》，到两晋的山水田园诗，再至唐诗宋词元曲，数不胜数。“关关雎鸠，在河之洲”既可以为诗，又可以为画。既可以为山水、为人物，亦可以为花鸟，是诗中有画的最早实据。但从接受的艺术感官和心理功能来说，绘画是视觉的艺术，通过眼睛就可以直接掌握，给予想象的空间较少； ____，不是仅凭感官就能一下子掌握的，它需要由记忆和想象来共同完成。

写出“对顶角相等”的逆命题​ ____