EXAMPLE:
This cup is dirty. Can I have a clean … ?
ANSWER:
one
Correct:
Incorrect:
Which car is yours? This one or that one?
Which hotel did you stay at? — The one near the station.
I don’t like the black coat but I like the brown one.
Don’t buy that camera. Buy the other one.
This cup is dirty. Can I have a clean one?
That biscuit was nice. I’m going to have another one.
Which cigarettes are yours? — The ones on the table.
I don’t like the red shoes but I like the green ones.
Don’t buy those apples. Buy the other ones.
These cups are dirty. Can we have some clean ones?