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【案例】在一次教研活动中听了两节“认识平行”的异构课,两节课在对“平行”的认识上都费尽心思,但实际的效果却都不是太好,一腔心血付东流,其中的缘故着实让人深思。A教师是先出示路灯、跑道、电线杆等图片,让学生说说在图中哪里看到了直线,结合学生的回答
【Case】 Hearing two “Hearing Parallelism” Heterogeneous Courses in a Teaching and Research Activity, Both Classes Consciously Trying to Understand “Parallelism,” But the Actual Effects Are Not Great , A lot of effort to pay attention, one of the reasons really thought-provoking. A teacher is the first to show street lights, runways, poles and other pictures, so that students talk about where to see a straight line in the picture, combined with the students’ answer