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22、――Did you see Grace in the teacher’s office？

  ――Yes, she ______to him why she didn’t hand in her assignments

  A. is explaining     B. was explaining    C. had explained     D. explained

22、B

解析：根據(jù)題意可知，我過去看到Grace了，當時她正向經(jīng)理解釋沒有交作業(yè)的原因，所以用過去進行時態(tài)。

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——Did you see Grace in the teacher’s office？

——Yes, she ______to him why she didn’t hand in her assignments

A. is explaining     B. was explaining    C. had explained     D. explained

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科目：高中英語 來源： 題型：

――Did you see Grace in the teacher’s office？

  ――Yes, she ______to him why she didn’t hand in her assignments

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 ——Did you see Grace in the teacher’s office？

——Yes, she ______to him why she didn’t hand in her assignments

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