( 3 ) to summarize the knowledge and examine the effectiveness of learning by a test the teacher and the students summarize and set up the constructive network of the mathematical knowledge together to reach the teaching aims 教師在討論中進行點撥調控,激勵創新,對學生進行情意培養。 ( 3 )總結檢測。師生共同總結、構建數學知識結構網絡,并檢測教學目標的達成情況。