A-A+
In 1847 most countries of the world were _____
问题详情
In 1847 most countries of the world were ______.
A. not yet using postage stamps
B. collecting valuable stamps
C. buying stamps from Neuritis
D. printing their own stamps
参考答案
正确答案：A
此题为理解题。从文中第3段最后一句．．．Mauritius was to become the fourth country in the world to issue stamps可知，当时世界上使用邮票的国家并不多。故A为正确答案。
