______ (walk) along Fifth Avenue for a while, they decided to have dinner at Roc

游客2023-10-06  23

问题 ______ (walk) along Fifth Avenue for a while, they decided to have dinner at Rockfeller Centre.

选项

答案 Having walked

解析 根据题意walk这一动作先于主句的动作发生,主句的动词用过去时态,walk应用分词的完成式作时间状语。
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