在日常的学习、工作、生活中，大家总少不了接触作文吧，作文要求篇章结构完整，一定要避免无结尾作文的`出现。怎么写作文才能避免踩雷呢？下面是小编为大家收集的GRE考试作文分类，供大家参考借鉴，希望可以帮助到有需要的朋友。
Are the respondents forthright when answering the questions
The reliability of the ers to the survey’s question is not sufficiently justified to support the conclusion... There is possibility that the respondents may not tell the truth about.. (answering the questions honestly may lead to some undesirable consequences for the respondents, thus they may evade the crucial point, or even lie in their answers. ) Under such circumstances, it is almost impossible for us to expect the respondents to provide accurate information about their opinion toward...
Are the respondents representative
We should also notice that the respondents studied in the survey may not represent the general group of all know that in many cases, people who are interested in t be generally more likely to respond to the survey than other people are, or are more willing to express their own opinions and positions on the issue of ...
(other people who did not respond may hold a totally different position toward the issue studied, and the author should include those people in the study to present a more convincing result. )Without considering the situation of other groups of people, the result of the survey in itself could not justifiably illustrate that ...
