The next day, the group of villagers had not gone very far they entered a very narrow passage betweentwo mountains．
A. when
B. while
C. until
D. after
网友回答
(答案→)A. when
B. while
C. until
D. after
解析：考查连词：这题是固定句型：sb had done…when…，刚刚…这时，句意：第二天，村民还没走多远就进入两座山之间的狭窄的通道。选A。