下列不受著作权法保护的是( D )

下列不受著作权法保护的是( D )

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如果申请文件是邮寄的,则专利申请日是( B )

如果申请文件是邮寄的,则专利申请日是( B )

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美术作品原件的所有权与美术作品的著作权( A )。

美术作品原件的所有权与美术作品的著作权( A )。

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Many people watched the boys ______the mountain at

Many people watched the boys ______the mountain at that time. A.climbB.climb

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He never does his work ______Mary.A.as careful asB

He never does his work ______Mary.A.as careful asB.so careful asC.as caref

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