Question

【题目】____ underground for 2 years, David says the worst thing is not the danger but the darkness.

A. Working B. Having worked

C. To have worked D. Worked

Answer 1

【答案】A

【解析】

试题分析：考查非谓语动词。这里是现在分词做状语，用于修饰主语David,同时work和主语之间构成主动关系，句意：David在地下工作了两年，他说最糟糕的事情不是危险而是黑暗的孤寂，故选A。