问题 单项选择题

I think you probably know China has adopted a flexible policy( )her foreign trade.

A. on
B. with
C. in
D. under

答案

参考答案:C

解析: 句意为:我想你也许已经了解到中国在对外贸易中采取了灵活的政策。

多项选择题
名词解释