The light in Mr. Zhang’s office is still on. I am afraid he his work yet. A. doesn’t fini

问题补充：

The light in Mr. Zhang’s office is still on. I am afraid he his work yet.

A. doesn’t finish B. didn’t finish C. hasn’t finished

答案：

解析：句意：张先生办公室的灯还亮着。恐怕他还没完成工作。句中的yet，往往和现在完成时连用，其结构是have/ has+动词过去分词，故选C。