课件15张PPT。Unit 3
Public Rules
Lesson 1Contents WORDSWord LearningRun a red lightWord LearningLight a fireWord LearningStep on the grassSENTENCESSentence LearningExample:Don’t run a red lightSentence LearningDon’t light a fire.Sentence Learning ______________.Don’t step on the grassSentence Learning______________ .Don’t run a red lightEXERCISESExercise: Sentence MakingI. Make sentences according to the pictures.Don’t step on the grass.Exercise: Group Discussing II. Discuss in groups and practice the dialog with your friends.Thanks!