读短文，选择正确的答案。

It's sunny and warm today. Welcome to our school. Our teachers' office is next to the library. They're on the first floor. That is my classroom It's on the second floor. We have English class at 8:00. At 10: 00, it's time to have music class. We have lunch at 11: 40. Look, that's our big playground. At 4 o'clock, it's time to go home.