A so-called backwash is a research about a kind of test impacts on language teaching and learning.
所谓的反拨作用就是研究一种测试对教与学的这两方面的影响。
The present article focuses on t-test---one of the indispensable hypothesis-testing tools in foreign language teaching and experimental research.
本文主要介绍应用语言学实验研究中常用的、重要的假设检验法之一的t检验法。
The research reveals: 1. To a degree, test takers' self-assessments can display their real language abilities;
研究发现：1．考生的自我评估在一定程度上能够反映他们实际的汉语运用能力；
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