女性，35岁，已婚，G2P,。葡萄胎吸宫术后 6周复查HCG持续阳性，伴阴道流血。下列 哪一项不可能发生(       )

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26995' and id < 2240340 and id<>'2240340' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26995' and id > 2240340 and id<>'2240340' order by id asc limit 5