大学MOOC 国际贸易学[12012331](兰州交通大学)1003054004 最新慕课完整章节测试答案
第一章绪论
第1章单元测验
1、单选题:
Attempts to explain the pattern of international trade
选项:
A: have been a major focus of international economist.
B: have proven to be hopeless.
C: have proven to be a trivial exercise.
D: have been the preoccupation of economic development theorists.
答案: 【 have been a major focus of international economist.】点我阅读全文
