--Need the patient be operated on immediately? --Unless . A. being necessary B. neces——青夏教育精英家教网—

摘要： --Need the patient be operated on immediately? --Unless . A. being necessary B. necessary C. she is necessary D. there is necessary

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——Need the patient be operated on immediately?

——Unless .

A. being necessary B. necessary

C. she is necessary D. there is necessary

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