解释期望理论与他们的作用在动机上的三个关键联系。
Explain the three key linkages in expectancy theory and their role in motivation.
强化理论，期望理论一样，是一种以链接的动机和行为。
Reinforcement theory, like expectancy theory, is a way to link motivation and behaviors.
本项研究以融合期望价值理论为基础，探索了综合性动机和工具性动机对第二语言熟练性的影响，研究结果表明被试者工具性动机多于综合性动机。
The present study was aimed at exploring the effect of integrative and instrumental motivation on second language proficiency by incorporating expectancy-value theory.
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