【正文】
質(zhì)幫扶→按需探究→達標測評 集體備課 個人備課 Step One: Show the pr eview works in layers. (5m) Teacher: 1. Watch the students and guide them to do better. 2. Show the aims for students to choose. (At the same time, students step into the second step slowly, some by some .) Step Two: Learn by themselves. (20m) Students: 1. Choose learning aims. 2. Learn the new content. 1) Read through the conversations in 2d and try to practice in pairs. Act out the conver sations. 2) 3a Write sentences following the examples.