摘要： --- Why was Professor Zhang unhappy recently? --- Because the theory he insisted on wrong. A proved B proving C being proved D was proved
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--- Why was Professor Zhang unhappy recently?
--- Because the theory he insisted on _____ wrong.
A proved B proving C being proved D was proved
查看习题详情和答案>>—Why was Professor Zhang unhappy recently？
—Because the theory he insisted on _________ wrong.
A. proved B. proving C. being proved D. was proved
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