试题题干
The Soviet Union and the US were at the edge of a nuclear conflict during（ ）in 1962.
参考答案
正确答案：
试题解析
本题考查使美国和苏联濒临核战冲突的事件。
The Cuba missile crisis is generally regarded as the moment in which the Cold War came closest to turning into a nuclear conflict.
古巴导弹危机被普遍认为是冷战最接近演变为核冲突的时刻。
故选择D选项。