In Washington, D.C. Philips （）important information about atomic fission from the Library of Congress.
A、
exchanged
B、
possessed
C、
maintained
D、
obtained
【正确答案】：D
【题目解析】：
在华盛顿，菲利普斯从国会图书馆获得了有关原子裂变的重要信息。obtain获得，符合句意。
In Washington, D.C. Philips （）important information about atomic fission from the Library of Congress.
In Washington, D.C. Philips （）important information about atomic fission from the Library of Congress.
exchanged
possessed
maintained
obtained
在华盛顿，菲利普斯从国会图书馆获得了有关原子裂变的重要信息。obtain获得，符合句意。