题目内容
The students busily in the classroom when Miss Brown came in to get the book she .
A.had written; left B.were writing; has left
C.had written; had left D.were writing; had left
D
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题目内容
The students busily in the classroom when Miss Brown came in to get the book she .
A.had written; left B.were writing; has left
C.had written; had left D.were writing; had left
D