问题描述: I returned to my ship as the sun was setting 请问可以用when代替as吗?为什么?as是引导词吗? 1个回答 分类:英语 2014-10-31 问题解答: 我来补答 I returned to my ship as the sun was setting.上句子可以用when代替,when 、while和as 都可以引导时间状语从句.在此as和when、while的作用相同. 展开全文阅读