根据时代背景、理论背景和实践背景三个方面，为课题撰写选题背景及依据，说明研究缘由。适合教师和研究人员撰写课题申报材料。

中文版提示词

选题背景及依据也称"选题缘由""问题缘起"或"问题提出"，主要阐明为什么要研究此课题，一般可从时代背景、理论背景和实践背景等方面酌情阐述。时代背景指时代发展、社会、政府及相关政策提出的新要求与新导向及其与课题的关系；理论背景指教育界对此问题的关注与解读、相关理论研究的阶段、成果和观点；实践背景指课题的现实需求及相关实践探索。撰写时不必三个方面都涉及，可根据课题申报指南要求和前期准备灵活调整。请根据以上提示撰写【】课题的背景依据。

英文版提示词

The background and rationale of a topic (also called "topic origin" or "problem statement") explains why this topic should be studied, typically covering the era background, theoretical background, and practical background. The era background refers to new requirements and directions from societal and policy development; the theoretical background refers to academic attention, research stages, achievements, and views; the practical background refers to real needs and related practical exploration. You do not need to cover all three, and can adjust based on the application guidelines and prior preparation. Please write the background and rationale for the topic 【】.

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