Lesson 27This is my purple balloon.purpleLook at my purple balloon.I have a purple balloon.This is my brown balloonbrownlook at my brown balloonI have a brown balloonPp,Pp,Pp.purple,purple,purple.Bb,Bb,Bb.brown,brown,brown.Purple and brown.Purple and brown.Look!Blue,yellow and red.Look!Blue,green,yellow and red.1.背背Lesson272.听录音听录音5遍（遍（Lesson 27&28）3.预习预习Lesson 28
