一、听录音,想雨景,揭课题。1.老师给大家带来一段录音,请大家边听边想:听到些什么声音?仿佛看到了什么景象?[演示CAI课件:雷声、风声、雨声、蝉声、蛙声]2.学生讲述听到的声音,描述想象的景象。3.同学们听得认真,想象丰富,给我们描述了乌云密布、雷电交加、狂风呼啸、大雨倾盆的生动情景。同学们想的跟老师想的差不多,我们可以把它概括为三幅画面。 First, listen to the recording, like rain, exposing the topic. 1. The teacher brings a recording to everyone. Please listen and think: what sounds do you hear? What do you see? [Demo CAI courseware: thunder, wind, rain, cicadas, frog] 2. Students tell what they hear and describe what they imagine. 3. The students listened attentively and imagined abundantly and described to us vivid scenes of heavy clouds, thunder and lightning, whistling winds and heavy rain. Students think about the same with the teacher, we can sum it up as three pictures.