通常情况下，下列可以不写主送机关的公文有（ ）个。⦁ 批复②指示③公告④通告

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31818' and id < 2543145 and id<>'2543145' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31818' and id > 2543145 and id<>'2543145' order by id asc limit 5