【题目】用方框中所给的选项补全对话。
A. I'm here. |
A: Look! This is a photo of my classroom.
B: Let me see. It's big and clean.
A: There are fifty. Twenty-five boys and twenty-five girls.
B:
A: Twenty-five.
B: What's this near the blackboard?
A:
B: Who is he?
A:
B: Where are you?
A: