- 搜标题
- 搜题干
- 搜选项
单项选择题
Despite lapses into protectionism, the U. S. has generally been both a _______ and a beneficiary of free trade.
Despite lapses into protectionism, the U. S. has generally been both a _______ and a beneficiary of free trade.
A、promote
B、promotion
C、promoter
