His grandpa was so poor at that time that he had to get up atdawn every day and walk to th

问题补充：

His grandpa was so poor at that time that he had to get up atdawn every day and walk to the factory indistance.

A. ×; a

B. ×; the

C. a; the

D. the; the

答案：

A. ×; a

(答案→)B. ×; the

C. a; the

D. the; the

解析：考查冠词。句中at dawn在黎明；in the distance在远处。句意：他爷爷过去如此的穷，以至于不得不每天黎明起床走到很远的工厂。