房源的使用价值是由房源的（ ）决定的。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29079' and id < 2366488 and id<>'2366488' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29079' and id > 2366488 and id<>'2366488' order by id asc limit 5