What______you______whenyoufatherc

发布时间：2020-07-10 05:03:43

What ______ you ______ when you father came back?













A.did, do












B.are, doing











C.were, doing











D.do, do

网友回答

C解析考查固定结构。Be doing…when…某人正在做某事。。。这时。。。；根据when you father came back指的是过去，所以用过去进行时，选C。
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