China's export increased at an average rate of nearly 20% 【per annum】 in 1980s.
A、period
B、every country
C、autumn
D、every year
【正确答案】：D
China's export increased at an average rate of nearly 20% 【per a
- 2024-07-26 16:57:03
- 外刊经贸知识选读(00096)