阅读理解。 People call the Winter Olympics the White Olympics. At this time, they publish (发行) many stamps to mark (标志) the great games. The first stamps came out on January 25th, 1932 in the United States for the 3rd White Olympics. From then on (从那时起), publishing stamps during the White Olympics became a rule. During the 4th Winter Olympics, people published a group of stamps in November 1936. They drew five rings of Olympics. It was the first time that the rings appeared (出现) on the stamps of the White Olympics. In the 1950s,the stamps of this kind became more colorful. When the White Olympics came, the host countries as well as non-host 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. In Asia, Japan was the only country to hold the White Olympics. They sold 14,500 million stamps during the Olympics. People drew different kinds of sports on these small stamps, and they enjoyed the wonderful sports and some excellent players. 1. The White Olympics and the Winter Olympics ____. A. are the same thing B. are different games C. are not held in winter D. are held in summer 2. The world made it a rule to publish stamps to mark the great world games ____. A. after the year 1936 B. after the 3rd White Olympics C. before the 3rd White Olympics D. before the year 1932 3. The Winter Olympics is held (被举行) once ____. A. every two years B. every three years C. every four years D. every five years 4. Which of the following is TRUE? A. Only the host countries can publish stamps to mark those games. B. Only the non-host countries can publish stamps to mark those games. C. All the countries can publish stamps to mark those games. D. Japan can't publish stamps to mark those games. 5. What may appear (出现) on the stamps of the White Olympics? A. Basketball. B. Table tennis. C. Football. D. Skating.