This pen belongs to . is a red one.
-Which do you prefer, a CD player or a walkman?-______. I prefer a portable computer.
-This is a useful dictionary, I think.-So it is, and it’s ______ unusual one.
It will be 2 years _______ we see each other again.
The teachers hope all of us can hand _______ our homework _______ time every day.
It ______ me about 10 days ______ painting the walls.