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【简答题】
在课堂上说话，扰乱课堂秩序，教师让其下课后到办公室。来到办公室后，教师先给他一颗糖，说：“这颗糖奖励你能遵守我们的约定，按时到来”。听后羞愧万分，主动向教师道歉并保证再不扰乱课堂秩序。上述案例中的教师表现出了出色的( )。 A.教学技能 B.知识结构 C.教育机智 D.教研能力
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