It was only several days he realized the truth that he had been affected with AIDS． A．unt——青夏教育精英家教网—

题目内容

20、It was only several days ______ he realized the truth that he had been affected with AIDS．

A．until B．since C．before D．as

试题答案

20、C

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It was only several days ______ he realized the truth that he had been affected with AIDS．

A．until B．since C．before D．as

It was only several days ______ he realized the truth that he had been affected with AIDS.

A．before B．since C．until D．as

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