根据我国《合同法》，属于可变更、可撤销合同的有（）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27082' and id < 2245356 and id<>'2245356' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27082' and id > 2245356 and id<>'2245356' order by id asc limit 5