根据课文内容填空
Ms Guo:Children, your parents will come to our school at two o'clock in the afternoon. I'll meet them at the school . What will they do first? Can you tell me?
Kitty:First, they'll visit our classroom.
Ms Guo:That's right. What will they do next?
Joe:Next, they'll visit the .
Alice:Then they'll go to the .
Peter:After that, they'll go to the library.
Ms Guo:, they'll meet the teachers in the meeting room.