问题
选择题
It is the only time in history that two Nobel Prizes ________ to the same person.
A．have been given
B．had been given
C．have given
D．will give
答案
答案：A
题目分析：句意：这是历史上唯一的一次两个诺贝尔奖被给与同一个人。这里 使用了句型：It is the…time+that从句，从句的谓语是现在分词，而且two Nobel Prizes和give是被动关系，用现在分词的被动式，选A。