将下列各句变为被动语态（可以省去动作执行者）.
1. The USA Academy of Motion Picture Arts and Sciences gives Academy Award once a year.
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2. They will advance the deadline of completing the project by a month.
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3. The repairmen are repairing the damaged bridge now.
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4. At that time the villagers were destroying their forest.
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5. People have seen a strange creature in the ocean.
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1. Academy Award is given once year by the USA Academy of Motion Picture
Arts and Sciences.
2. The deadline of completing the project will be advanced by a month.
3. The damaged bridge is being repaired now.
4. At that time their forest was being destroyed by the villagers.
5.A strange creature has been seen in the ocean.