返回,等比数列及其前,n,项和,第,三,节,1/40,课前,双基落实,知识回扣,小题热身,基稳才能楼高,课堂,考点突破,练透基点,研通难点,备考不留死角,课后,三维演练,分层训练,梯度设计,及时查漏补缺,2/40,知识回扣,小题热身,基稳才能楼高,课,前,双,基,落,实,3/40,过,基,础,知,识,4/40,5/40,6/40,7/40,过,基,础,小,题,8/40,9/40,10/40,11/40,12/40,13/40,14/40,练透基点,研通难点,备考不留死角,课,堂,考,点,突,破,15/40,16/40,17/40,18/40,19/40,20/40,21/40,22/40,23/40,24/40,25/40,26/40,27/40,28/40,29/40,30/40,31/40,32/40,33/40,34/40,35/40,36/40,37/40,38/40,39/40,谢谢观看,40/40,