________ darker now, we had to stay in the village for the night.

A.It was getting

B.It getting

C.Getting

D.Being

答案及解析： B

解析：

导解：独立主格结构做前置状语．A项使前后两个句子的主从或并列关系不消；

C，D两项分词的逻辑主语不是主句的主语．