P21 R-1-2 3. Listen and tick (√). 听一听，勾出正确的图片。

1. —What time is it now?

    —It’s 12 o’clock. It’s time for lunch.

2. —What time is it ?

    —It’s 4:30 p.m. Time to go home.

3. —Do you have a music room?

    —Yes, we do. It’s on the first floor.

4. —Is this the computer room?

    —No, it isn’t. It’s the teachers’ office.