Lesson 19 Li Ming comes home Step 1:Warm-up 1.Greeting 2.复习第三单元的重点短语、词型转换。 Step 2:New teaching 1.Show title and read it Today ,lets learn Lesson 19 Li Ming comes home. 2.Show learning aims First,lets look at our learning aims. 3.Learn Li Mings story Now , Lets learn Li Mings story. (边领读,边教句子中的单词和词型转换,目的是让学生在句子中记 单词,记词型的用法) 4.Role play: T-S Group1-Group2 Step3:Practice; A:写出下列单词过去式,然后小结规律。 B:我会选。 Step4:Summery What did you learn ?