The home address was incomplete, so the letter could not be _______________.
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His father was finally ____________ after he was proven to be innocent(无辜的),but he had already spent ten years in prison.
Did he give you ______________________ to use his computer?
All rooms in this building are ____________ to students because it is close to their university.
When she recalled her ___________ days during the war, my mother would cry bitterly.