They provide a good chance to find out students' strengths and weaknesses, as well as help make reasonable predictions as to how well students will do in the real exams later this year.

它们为学生们提供了一个很好的机会，以发现自己的强项与不足，同时也为学生们能在正式考试中取得的分数做出一个很合理的预测。

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Although these scenarios should not be considered definitive predictions of future events, they provide valuable insights for decision-makers.

尽管这些设想还不能被认为是对未来事件的最终预测，但它们仍然能为决策者提供有价值的参考。

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And while some give little credence to their predictions, others swear by them and say that they sometimes provide valuable information leading to evidence they would not have otherwise obtained.

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