单元：
- Starter Unit 1 Good morning!
- Starter Unit 2 What's this in English?
- Starter Unit 3 What color is it ?
- Unit 1 My names Gina
- Unit 2 This is my sister.
- Unit 3 Is this your pencil?
- Unit 4 Where is my schoolbag?
- Unit 5 Do you have a soccer ball?
- Unit 6 Do you like bananas?
- Unit 7 How much are these socks?
- Unit 8 When is your birthday?
- Unit 9 My favorite subject is science.
目录：
- Starter Unit 1 Good morning!
- Starter Unit 2 What's this in English?
- Starter Unit 3 What color is it ?
- Unit 1 My names Gina
- Unit 2 This is my sister.
- Unit 3 Is this your pencil?
- Unit 4 Where is my schoolbag?
- Unit 5 Do you have a soccer ball?
- Unit 6 Do you like bananas?
- Unit 7 How much are these socks?
- Unit 8 When is your birthday?
- Unit 9 My favorite subject is science.
How much are these socks?
How much are these socks?
How much are these socks?
How much are these socks?
How much are these socks?
How much are these socks?
How much are these socks?
How much are these socks?
How much are these socks?
How much are these socks?
How much are these socks?
How much are these socks?