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Gratuitous assumption结论无据
The author's conclusion that A depends on gratuitous assumption that B.However,there is no guarantee that this is the case,nor dose the author cite any evidence to support this assumption. As a matter of fact,this is not neccessarily the case.For example,it is more likely that ___.If the author can't rule out such possibility,the conclusion that A is doubtful and unacceptable.
调查统计类
The statistics cited by the author is too vague to be informative. Turning first to the procedure of the survey,the author does not indicate who conducted the survey ,who responded ,or when,where and how the survey was conducted.,nor does it mention what the sample size is or how the sample is selected. For example ___Lacking these information,the results of the survey can't be an adequate evidence for the conclusion.
(Vested interest调查回应者的既得利益 We have strong reasons to question the neutrality and creditability of the survey made by…who may have vested interest, and therefore is inclined to manipulate the figures to his own advantage.
调查的实效性how recently the survey was actually conducted.:the historical changes would probably invalidate the generalization;The statistics from only rencent survey aren not necessarily a goode indicator of future trends unless it can be shown that the statistics from the rencent survey are long-term stable and are reprensentative of all conditions;回答的人数,样本的选取,记名方式,经理调查撒谎)
必要性
The recommendation that ____ depends on the assumption that no alternative means of A are available.Yet no evidence is offered by the author to support this assuption.Ademittedly, ______ is likely to achieve the desired results.However,it is entirely possible that there are other ways to achieve this goal.(For example, ______)Without considering and ruling out
these and other alternative means ofA,the author can't conclude that ____must do____
充分性
The recommendation that ____ depends on the assumption that A is sufficient to reach the target.However, only with A may have no impact on B if it isn’t combined with other key factors.
急于定论hasty generalization
The author commits a fallacy of hasty generalization. Even if …, it does not follow that…Besides, there is no guarantee that…
差异概念攻击
We must give a definition of the vague concept of ____ If the term were synonymous with B, there is no doubt that___.But, ___ Accordingly, the author has drawn the conclusion too hastily to make it clear wheher A is equal to B
有STUDY必用
.the author unjustifiably relies on the studies that correlate … and… for he does not provide any evidence to confirm the reliability of the studies. While the expression “studies suggest” might appear to lend credibility to these statement, this expression is vague enough to actually render the claims worthless, in the absence of any information about them.
结尾
As those flaws indicated above,the argument is unacceptable.and unconvincing as it stands.Yet,to solidify the the conclusion ,the arguer must convince us that____ In addition, the arguer should furnish more concrete information and precise evidence to make his claim more rational and atrractive. |
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