Lesson 21 Green light. Go! 课件

课件18张PPT。Unit 4
Let’s Go and Play!Lesson 21
Green Light. Go!Let’s learn!These are traffic lights.It’s a green light, let’s go.It’s a red light, let’s stop.It’s a yellow light, let’s wait.Go, it’s a green light.Stop, it’s a red light.Wait, it’s a yellow light.Don’t go when the light turn red.Don’t go when the light turn yellow.Go when the light turn green.Don’t play on the street!Let’s talk!Talk what we should do or don’t on the street.Write down the new letters on the book, each for three times.Homework Thank You!