A-A+
Dr. Bergsten also has served on the senior sta
问题详情
Dr. Bergsten also has served on the senior staff of the National Security Council, 1969-71, and as a senior fellow of the Brookings Institution, another prominent Washington "think-tank".
A. permanent
B. famous
C. president
D. important请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：D
答案：D prominent“突出地、显著的”；permanent“永恒的”；famous“有名的”；important“重要的”。
