Finally the climbers got to place which had never been visited by men.A. a; 不填B. a; theC.

Finally the climbers got to place which had never been visited by men.
A. a; 不填
B. a; the
C. 不填； the
D. the; the

(答案→)A. a; 不填B. a; theC. 不填； theD. the; the解析：A考察冠词。第一空place是可数名词单数形式，此空表示泛指，选择不定代词。第二空men是复数形式，此空也表示泛指，所以不加冠词。

就是这个解释