【2013江苏无锡】Don’t throw away the waste paper. It needs so that it can be reused.
The computer is in my __________ room.
–Is this your ruler? – Yes, it’s ________
Please call Mike ________ 578-4317 .
–_______ do you spell pencil? - P- E-N-C-I-L.
–Are these your rulers? – Yes, ________.