选出合适的答句。

⑴Is it hot today?             A. Yes, you can.

⑵What time is it?             B. Yes, we do.

⑶Where is the teachers' office?    C. No, it isn't.

⑷Do you have a playground?     D. It's ten o'clock.

⑸Can I eat some rice?          E. It's on the first floor.