.. I heard she a book last year but I don’t know if she has finished it.A. was writingB.

问题补充：

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. I heard she a book last year, but I don’t know if she has finished it.

A. was writing

B. wrote

C. had written

D. writes

答案：

(答案→)A. was writing

B. wrote

C. had written

D. writes

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