Lecture steps: 1, review or introduction before class, about 8 minutes. 2, teaching new lessons, about 15 minutes. 3, consolidate exercise, about 7 minutes. 4, class summary, 1 minute or so. 5. Class assignments, 10 minutes or so.

Lecture steps: 1, lecture materials. 2. Talk about teaching objectives, key points and difficulties. 3. Say teaching methods. 4. Talk about teaching ideas. 5. Say the teaching course. 6. Talk about feelings.