A bit later I ()a group of hikers out for a walk.
A bit later I ()a group of hikers out for a walk.
A、came on
B、came upon
C、came back
D、came up with
【正确答案】:B
【题目解析】:此题考查与come有关的短语,come on开始,进步,进展,加油;come upon偶然遇到(某人、某事);come back回来,再次流行;come up with想出(办法),提出(建议)。根据句意:过了一会儿,我碰到一群背包客出来散步。可知,应选B
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