1. (2022四下·揭阳月考) 选择正确的答语。

It's 9 o'clock.	A. It's on the first floor.
Where is the teachers' office ?    Do you have lunch at school ?	B. No, it isn't.
How many students are there in your class?	C. Forty-six. D. Yes, I do.
Is that the gym ?	E. It's time to have music class.