问题
选择题
If you are going to stay in the United States for longer than a(n) ______ visit, you may be interested in learning more about its people and culture.
A．formal
B．regular
C．brief
D．unexpected
答案
答案：C
本题考查形容词。句意：如果你要在美国逗留的时间比短暂访问长，您可能有兴趣了解更多它的人民和文化。brief短暂的； 简略的,简短的。