试题题干
As a result of (), the territory owned by the United States almost doubled.
参考答案
正确答案:
试题解析
购买了路易斯安那之后,美国拥有的领土几乎翻了一番。
As a result of (), the territory owned by the United States almost doubled.
购买了路易斯安那之后,美国拥有的领土几乎翻了一番。