The problem children often get into trouble ____ teachers.
The little girl kept _______ the house, because she wanted to keep it _________.
—Would you please __________ us one of your __________ designs?
---Your answer _________ right.--- Really? But I’m not quite sure. __________ yours is right.
Nanjing isn’t as large ___Shanghai, however, it’s the second____city in East China.
He always seems _____. Now he’s looking ______at his new drawing.