有效性,是指在单位时间内教学能出的效果及效率。有效课堂不仅传授知识,还以生为本,启迪学生智慧,培养学习能力。而情境教学是有效实施生本课堂的重要保证之一,因此,教师要重视情境教学的研究。 Validity refers to the effectiveness and efficiency of teaching in a unit of time. Effective classroom not only impart knowledge, but also students-based, enlighten students wisdom, develop learning ability. However, situational teaching is an important guarantee for the effective implementation of students’ primary and secondary education. Therefore, teachers should pay more attention to the research of situational teaching.