【山东省青岛市2015年中考英语试题】—I’m waiting for the mail. Do you know it will arrive? —Usually it comes by 4:00 p.m.
——Please sit down. ——____________.
——What color is the ruler? ——_________.
——What’s this? ——______ a key.
What color _____ it?
——__________ ——It’s a ruler.