— ______ is a blue cat.

What's this?It's a bird.
- What is this? - It is a. (桌子)
- What is this? - It is a. (椅子)


— It's a desk.

|
A. Thank you. B. What's this C. Good morning D. It's a chair E. How are you |
A: Good morning, Lingling.
B: , Ms Smart.
A: ?
B: I'm fine, thank you.
A: ?
B: It's a desk.
A: What's that?
B: .
A: Sit down, please, Lingling.
B: .
B .
B .
B .
—It's a classroom.