Teachers’ Day is in
---Tony, can you play_________ piano?---No, But I can play______ chess.
Sally always likes to sit ____________ Mr. zhang, because she enjoys talking ______ him.
—I’m sorry that John is out. —Please ask him to call me as soon as he ____.
Guangzhou is ___ the southeast of China .
Chinese culture stands for the culture in the east. It is different from that in the ______.