Unit 1 Hello！ Unit 2 Good morning. Unit 3 What's your name? Unit 4 How old are you？ Unit 5 This is my family. Unit 6 Who's he？ Unit 7 It's a dog. Unit 8 What's this？ Unit 9 It's a mouth. Unit 10 Touch your head. Unit 11 I like the bird. Unit 12 Happy birthday！