---Is this _____ schoolbag?---No, it isn’t. _____ is black. But this one is white.
-I'm going to a party this evening.!
-you paint? -Yes, I can. So I want to join the art club.
-Did you him my QQ number? -No, I didn't.
Let's buy the blue car. It'sthan the yellow one and it's more beautiful.
- -Not bad.