.作者署名权的保护期限为（ ）年。[2010年11月二级真题]

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25272' and id < 2138752 and id<>'2138752' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25272' and id > 2138752 and id<>'2138752' order by id asc limit 5