按付息方式，债券可以分为（）。I.贴现债券 II.附息债券 III.息票累积债券 IV.有担保债券

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30037' and id < 2432740 and id<>'2432740' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30037' and id > 2432740 and id<>'2432740' order by id asc limit 5