图文内容
1. B: It’s a crayon.
2. G: It isn’t a computer.
3. B: That’s my exercise book.
4. G: Is this your classroom?
5. B: It’s Amy’s bag.
继续学习
1. B: It’s a crayon.
2. G: It isn’t a computer.
3. B: That’s my exercise book.
4. G: Is this your classroom?
5. B: It’s Amy’s bag.