问题描述: They took photos of the mountains.改为一般疑问句. 1个回答 分类:英语 2014-12-03 问题解答: 我来补答 took体现一般过去时,借助助动词did.Did they take photos of the mountains?(did已经体现一般过去时,took必须还原为动词原形take) 再问: 可以帮我翻译一下吗?两个句子都翻译。谢谢了~ 展开全文阅读