单选题 ______ did he know that he had won the first prize for his achievements in the field of physics.
【正确答案】 D
【答案解析】[解析] 此题测试主谓倒装的用法。如果表示否定意义的副词用在句首，主语和谓语则倒装。此句中主语和谓语的助动词部分是倒装结构(…did he know)，由此判断，句首应该是一个表示否定意义的副词。四个选项中，只有little(几乎没有，几乎不)符合要求，故应作答案。