There are three paradigms of the domain of the study of the effectiveness of teachers: theoryofcharacteristics, theoryof behaviour and cognition and theory of contingency.
在教师的有效性的研究领域存在三种范式 ：性格理论、行为和认知理论、权变理论。
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The findings provide support for a 200-year-old theoryof evolution that has been largely dismissed: Lamarckian evolution, which states that acquired characteristics can be passed on to offspring.