一定要注意绝对不能全面否定前人的成果，即使在你看来前人的结论完全不对。这是前人工作最起码的尊重，英文叫做给别人的工作credits.所以文章不要出现非常negative的评价，比如Their resultsare wrong, very questionable, have no commensence, etc.遇到这类情况，可以婉转地提出：Their studies may be more reasonable if they hadconsidered this situation.Their results could be better convinced if they ...Or Their conc..