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题目内容
（运营管理）
Iwhich aspect have e-book publishers done incorrectly
· They have just produced aelectronic copy of print textbooks.
· They have only put emphasis olearning experience.
· They have made it rather boring and inconvenient to learn.
· They have made it difficult to have access to ae-book.
· They have just produced aelectronic copy of print textbooks.
· They have only put emphasis olearning experience.
· They have made it rather boring and inconvenient to learn.
· They have made it difficult to have access to ae-book.
参考答案
