题目内容
What book ____ you ______ when I ____ you at four yesterday afternoon?
A. did, read, was seeing B. did, read, saw
C. were, reading, saw D. were, reading, was seeing
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题目内容
What book ____ you ______ when I ____ you at four yesterday afternoon?
A. did, read, was seeing B. did, read, saw
C. were, reading, saw D. were, reading, was seeing