单选题
The sentence "if' an exporter sells goods on a one - off basis" means ______.
A、
"if an exporter sells goods regularly"
B、
"if an exporter sells goods irregularly"
C、
"if an exporter sells goods for only once and will never sell goods again"
D、
None of the above are correct.
【正确答案】
B
【答案解析】
提交答案
关闭