过去进行时特殊疑问句句子和回答?

如题所述

过去进行时英语是用was/ were + 现在分词(doing)来表达,例如: He was doing his homework all day yesterday. (他昨天一整天都在写作业。) 改为特殊疑问句:

What was he doing all day yesterday?(他昨天一整天在干嘛?)

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